diff --git a/src/pipecat/services/ai_service.py b/src/pipecat/services/ai_service.py
index c4e45a417..dd9ef1dba 100644
--- a/src/pipecat/services/ai_service.py
+++ b/src/pipecat/services/ai_service.py
@@ -10,6 +10,7 @@ Provides the foundation for all AI services in the Pipecat framework, including
 model management, settings handling, and frame processing lifecycle methods.
 """
 
+import warnings
 from typing import Any, AsyncGenerator, Dict
 
 from loguru import logger
@@ -130,6 +131,43 @@ class AIService(FrameProcessor):
 
         return changed
 
+    def _warn_init_param_moved_to_settings(
+        self,
+        param_name: str,
+        settings_field: str | None = None,
+        stacklevel: int = 3,
+    ):
+        """Warn that an ``__init__`` param has moved to ``Settings``.
+
+        Emits a ``DeprecationWarning`` directing users to the canonical
+        ``settings=ServiceClass.Settings(field=...)`` API.
+
+        Args:
+            param_name: Name of the deprecated ``__init__`` parameter.
+            settings_field: The corresponding field on the ``Settings``
+                dataclass, if different from *param_name*.  When ``None``
+                the message omits the field hint.
+            stacklevel: Stack depth for the warning.  Default ``3`` targets
+                the caller's caller (i.e. user code that instantiated the
+                service).
+        """
+        label = f"{type(self).__name__}.Settings"
+        if settings_field:
+            msg = (
+                f"The `{param_name}` parameter is deprecated. "
+                f"Use `settings={label}({settings_field}=...)` instead. "
+                f"If both are provided, `settings` takes precedence."
+            )
+        else:
+            msg = (
+                f"The `{param_name}` parameter is deprecated. "
+                f"Use `settings={label}(...)` instead. "
+                f"If both are provided, `settings` takes precedence."
+            )
+        with warnings.catch_warnings():
+            warnings.simplefilter("always")
+            warnings.warn(msg, DeprecationWarning, stacklevel=stacklevel)
+
     def _warn_unhandled_updated_settings(self, unhandled):
         """Log a warning for settings changes that won't take effect at runtime.
 
diff --git a/src/pipecat/services/anthropic/llm.py b/src/pipecat/services/anthropic/llm.py
index 2f77e1665..fcaed1dfe 100644
--- a/src/pipecat/services/anthropic/llm.py
+++ b/src/pipecat/services/anthropic/llm.py
@@ -58,7 +58,7 @@ from pipecat.processors.aggregators.openai_llm_context import (
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.llm_service import FunctionCallFromLLM, LLMService
 from pipecat.services.settings import NOT_GIVEN as _NOT_GIVEN
-from pipecat.services.settings import LLMSettings, _NotGiven, _warn_deprecated_param, is_given
+from pipecat.services.settings import LLMSettings, _NotGiven, is_given
 from pipecat.utils.tracing.service_decorators import traced_llm
 
 try:
@@ -272,12 +272,12 @@ class AnthropicLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.max_tokens = params.max_tokens
                 default_settings.temperature = params.temperature
diff --git a/src/pipecat/services/assemblyai/stt.py b/src/pipecat/services/assemblyai/stt.py
index e7a2854b0..f52c1d935 100644
--- a/src/pipecat/services/assemblyai/stt.py
+++ b/src/pipecat/services/assemblyai/stt.py
@@ -32,7 +32,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import ASSEMBLYAI_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language
@@ -208,12 +208,12 @@ class AssemblyAISTTService(WebsocketSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = language
 
         # 3. Apply connection_params overrides (deprecated) — only if settings not provided
         if connection_params is not None:
-            _warn_deprecated_param("connection_params", self.Settings)
+            self._warn_init_param_moved_to_settings("connection_params")
             if not settings:
                 sample_rate = connection_params.sample_rate
                 encoding = connection_params.encoding
diff --git a/src/pipecat/services/asyncai/tts.py b/src/pipecat/services/asyncai/tts.py
index 2cecb2d5b..42c0a09a4 100644
--- a/src/pipecat/services/asyncai/tts.py
+++ b/src/pipecat/services/asyncai/tts.py
@@ -26,7 +26,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TextAggregationMode, TTSService, WebsocketTTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -161,15 +161,15 @@ class AsyncAITTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     self.language_to_service_language(params.language) if params.language else None
@@ -555,15 +555,15 @@ class AsyncAIHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     self.language_to_service_language(params.language) if params.language else None
diff --git a/src/pipecat/services/aws/llm.py b/src/pipecat/services/aws/llm.py
index 9a2ebfdcf..59859abf7 100644
--- a/src/pipecat/services/aws/llm.py
+++ b/src/pipecat/services/aws/llm.py
@@ -55,7 +55,7 @@ from pipecat.processors.aggregators.openai_llm_context import (
 )
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.llm_service import LLMService
-from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven
 from pipecat.utils.tracing.service_decorators import traced_llm
 
 try:
@@ -841,15 +841,15 @@ class AWSBedrockLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if stop_sequences is not None:
-            _warn_deprecated_param("stop_sequences", self.Settings, "stop_sequences")
+            self._warn_init_param_moved_to_settings("stop_sequences", "stop_sequences")
             default_settings.stop_sequences = stop_sequences
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.max_tokens = params.max_tokens
                 default_settings.temperature = params.temperature
diff --git a/src/pipecat/services/aws/nova_sonic/llm.py b/src/pipecat/services/aws/nova_sonic/llm.py
index 0309c0fad..b1f56dbbd 100644
--- a/src/pipecat/services/aws/nova_sonic/llm.py
+++ b/src/pipecat/services/aws/nova_sonic/llm.py
@@ -60,7 +60,7 @@ from pipecat.processors.aggregators.openai_llm_context import (
 )
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.llm_service import LLMService
-from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven
 from pipecat.utils.time import time_now_iso8601
 
 try:
@@ -337,13 +337,13 @@ class AWSNovaSonicLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model != "amazon.nova-2-sonic-v1:0":
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id != "matthew":
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if system_instruction is not None:
-            _warn_deprecated_param("system_instruction", self.Settings, "system_instruction")
+            self._warn_init_param_moved_to_settings("system_instruction", "system_instruction")
             default_settings.system_instruction = system_instruction
 
         # 3. Apply params overrides — only if settings not provided
diff --git a/src/pipecat/services/aws/stt.py b/src/pipecat/services/aws/stt.py
index 0a648759c..eed1a321d 100644
--- a/src/pipecat/services/aws/stt.py
+++ b/src/pipecat/services/aws/stt.py
@@ -29,7 +29,7 @@ from pipecat.frames.frames import (
     TranscriptionFrame,
 )
 from pipecat.services.aws.utils import build_event_message, decode_event, get_presigned_url
-from pipecat.services.settings import STTSettings, _warn_deprecated_param
+from pipecat.services.settings import STTSettings
 from pipecat.services.stt_latency import AWS_TRANSCRIBE_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -105,7 +105,7 @@ class AWSTranscribeSTTService(WebsocketSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = self.language_to_service_language(language)
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/aws/tts.py b/src/pipecat/services/aws/tts.py
index 1e16958fe..9648c45c8 100644
--- a/src/pipecat/services/aws/tts.py
+++ b/src/pipecat/services/aws/tts.py
@@ -23,7 +23,7 @@ from pipecat.frames.frames import (
     Frame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -222,12 +222,12 @@ class AWSPollyTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.engine = params.engine
                 default_settings.language = (
diff --git a/src/pipecat/services/azure/image.py b/src/pipecat/services/azure/image.py
index a80496599..fc50d710a 100644
--- a/src/pipecat/services/azure/image.py
+++ b/src/pipecat/services/azure/image.py
@@ -20,7 +20,7 @@ from PIL import Image
 
 from pipecat.frames.frames import ErrorFrame, Frame, URLImageRawFrame
 from pipecat.services.image_service import ImageGenService
-from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven
 
 
 @dataclass
@@ -85,11 +85,11 @@ class AzureImageGenServiceREST(ImageGenService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         if image_size is not None:
-            _warn_deprecated_param("image_size", self.Settings, "image_size")
+            self._warn_init_param_moved_to_settings("image_size", "image_size")
             default_settings.image_size = image_size
 
         # 4. Apply settings delta (canonical API, always wins)
diff --git a/src/pipecat/services/azure/llm.py b/src/pipecat/services/azure/llm.py
index b4f2de5dc..ea705eec6 100644
--- a/src/pipecat/services/azure/llm.py
+++ b/src/pipecat/services/azure/llm.py
@@ -14,7 +14,6 @@ from openai import AsyncAzureOpenAI
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -63,7 +62,7 @@ class AzureLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/azure/stt.py b/src/pipecat/services/azure/stt.py
index 7309a4a4e..857b166cb 100644
--- a/src/pipecat/services/azure/stt.py
+++ b/src/pipecat/services/azure/stt.py
@@ -26,7 +26,7 @@ from pipecat.frames.frames import (
     TranscriptionFrame,
 )
 from pipecat.services.azure.common import language_to_azure_language
-from pipecat.services.settings import STTSettings, _warn_deprecated_param
+from pipecat.services.settings import STTSettings
 from pipecat.services.stt_latency import AZURE_TTFS_P99
 from pipecat.services.stt_service import STTService
 from pipecat.transcriptions.language import Language
@@ -111,7 +111,7 @@ class AzureSTTService(STTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if language is not None and language != Language.EN_US:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = language_to_azure_language(language)
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/azure/tts.py b/src/pipecat/services/azure/tts.py
index d33937d52..0130ef5cb 100644
--- a/src/pipecat/services/azure/tts.py
+++ b/src/pipecat/services/azure/tts.py
@@ -25,7 +25,7 @@ from pipecat.frames.frames import (
 )
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.azure.common import language_to_azure_language
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TextAggregationMode, TTSService
 from pipecat.transcriptions.language import Language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -304,12 +304,12 @@ class AzureTTSService(TTSService, AzureBaseTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
             default_settings.voice = voice
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.emphasis = params.emphasis
                 default_settings.language = (
@@ -801,12 +801,12 @@ class AzureHttpTTSService(TTSService, AzureBaseTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
             default_settings.voice = voice
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.emphasis = params.emphasis
                 default_settings.language = (
diff --git a/src/pipecat/services/camb/tts.py b/src/pipecat/services/camb/tts.py
index 7586644ce..b0c237165 100644
--- a/src/pipecat/services/camb/tts.py
+++ b/src/pipecat/services/camb/tts.py
@@ -30,7 +30,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -246,15 +246,15 @@ class CambTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = (
diff --git a/src/pipecat/services/cartesia/stt.py b/src/pipecat/services/cartesia/stt.py
index e094ef044..85d43bcd3 100644
--- a/src/pipecat/services/cartesia/stt.py
+++ b/src/pipecat/services/cartesia/stt.py
@@ -28,7 +28,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import STTSettings, _warn_deprecated_param
+from pipecat.services.settings import STTSettings
 from pipecat.services.stt_latency import CARTESIA_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language
@@ -189,7 +189,7 @@ class CartesiaSTTService(WebsocketSTTService):
 
         # 2. Apply live_options overrides — only if settings not provided
         if live_options is not None:
-            _warn_deprecated_param("live_options", self.Settings)
+            self._warn_init_param_moved_to_settings("live_options")
             if not settings:
                 if live_options.sample_rate and sample_rate is None:
                     sample_rate = live_options.sample_rate
diff --git a/src/pipecat/services/cartesia/tts.py b/src/pipecat/services/cartesia/tts.py
index 90497eb1d..aca5c46c6 100644
--- a/src/pipecat/services/cartesia/tts.py
+++ b/src/pipecat/services/cartesia/tts.py
@@ -25,7 +25,7 @@ from pipecat.frames.frames import (
     TTSAudioRawFrame,
     TTSStoppedFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TextAggregationMode, TTSService, WebsocketTTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.text.base_text_aggregator import BaseTextAggregator
@@ -309,15 +309,15 @@ class CartesiaTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
@@ -756,15 +756,15 @@ class CartesiaHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
diff --git a/src/pipecat/services/cerebras/llm.py b/src/pipecat/services/cerebras/llm.py
index e2a15f4e5..7c31a6857 100644
--- a/src/pipecat/services/cerebras/llm.py
+++ b/src/pipecat/services/cerebras/llm.py
@@ -14,7 +14,6 @@ from loguru import logger
 from pipecat.adapters.services.open_ai_adapter import OpenAILLMInvocationParams
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -62,7 +61,7 @@ class CerebrasLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/deepgram/flux/stt.py b/src/pipecat/services/deepgram/flux/stt.py
index 085d1ed2c..64d4e87b9 100644
--- a/src/pipecat/services/deepgram/flux/stt.py
+++ b/src/pipecat/services/deepgram/flux/stt.py
@@ -28,7 +28,7 @@ from pipecat.frames.frames import (
     UserStartedSpeakingFrame,
     UserStoppedSpeakingFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language
 from pipecat.utils.time import time_now_iso8601
@@ -233,12 +233,12 @@ class DeepgramFluxSTTService(WebsocketSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.eager_eot_threshold = params.eager_eot_threshold
                 default_settings.eot_threshold = params.eot_threshold
diff --git a/src/pipecat/services/deepgram/sagemaker/stt.py b/src/pipecat/services/deepgram/sagemaker/stt.py
index 98b3556cc..1087b124f 100644
--- a/src/pipecat/services/deepgram/sagemaker/stt.py
+++ b/src/pipecat/services/deepgram/sagemaker/stt.py
@@ -33,7 +33,7 @@ from pipecat.frames.frames import (
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.aws.sagemaker.bidi_client import SageMakerBidiClient
 from pipecat.services.deepgram.stt import DeepgramSTTService, LiveOptions
-from pipecat.services.settings import STTSettings, _warn_deprecated_param, is_given
+from pipecat.services.settings import STTSettings, is_given
 from pipecat.services.stt_latency import DEEPGRAM_SAGEMAKER_TTFS_P99
 from pipecat.services.stt_service import STTService
 from pipecat.transcriptions.language import Language
@@ -147,7 +147,7 @@ class DeepgramSageMakerSTTService(STTService):
 
         # 2. Apply live_options overrides — only if settings not provided
         if live_options is not None:
-            _warn_deprecated_param("live_options", self.Settings)
+            self._warn_init_param_moved_to_settings("live_options")
             if not settings:
                 # Extract init-only fields from live_options
                 if live_options.sample_rate is not None and sample_rate is None:
diff --git a/src/pipecat/services/deepgram/sagemaker/tts.py b/src/pipecat/services/deepgram/sagemaker/tts.py
index f2c55c882..70be4a00e 100644
--- a/src/pipecat/services/deepgram/sagemaker/tts.py
+++ b/src/pipecat/services/deepgram/sagemaker/tts.py
@@ -33,7 +33,7 @@ from pipecat.frames.frames import (
 )
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.aws.sagemaker.bidi_client import SageMakerBidiClient
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -101,7 +101,7 @@ class DeepgramSageMakerTTSService(TTSService):
             **kwargs: Additional arguments passed to the parent TTSService.
         """
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
 
         voice = voice or "aura-2-helena-en"
 
diff --git a/src/pipecat/services/deepgram/stt.py b/src/pipecat/services/deepgram/stt.py
index e84964dce..7d849a160 100644
--- a/src/pipecat/services/deepgram/stt.py
+++ b/src/pipecat/services/deepgram/stt.py
@@ -29,7 +29,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     STTSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.services.stt_latency import DEEPGRAM_TTFS_P99
@@ -370,7 +369,7 @@ class DeepgramSTTService(STTService):
 
         # 3. Apply live_options overrides — only if settings not provided
         if live_options is not None:
-            _warn_deprecated_param("live_options", self.Settings)
+            self._warn_init_param_moved_to_settings("live_options")
             if not settings:
                 # Extract init-only fields from live_options
                 if live_options.sample_rate is not None and sample_rate is None:
diff --git a/src/pipecat/services/deepgram/tts.py b/src/pipecat/services/deepgram/tts.py
index 5fdbeb700..9f2dc3976 100644
--- a/src/pipecat/services/deepgram/tts.py
+++ b/src/pipecat/services/deepgram/tts.py
@@ -26,7 +26,7 @@ from pipecat.frames.frames import (
     TTSAudioRawFrame,
     TTSStoppedFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TTSService, WebsocketTTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -105,7 +105,7 @@ class DeepgramTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
             default_settings.model = voice
             default_settings.voice = voice
 
@@ -407,7 +407,7 @@ class DeepgramHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
             default_settings.model = voice
             default_settings.voice = voice
 
diff --git a/src/pipecat/services/deepseek/llm.py b/src/pipecat/services/deepseek/llm.py
index abb0d56bb..cfb69cb9a 100644
--- a/src/pipecat/services/deepseek/llm.py
+++ b/src/pipecat/services/deepseek/llm.py
@@ -14,7 +14,6 @@ from loguru import logger
 from pipecat.adapters.services.open_ai_adapter import OpenAILLMInvocationParams
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -62,7 +61,7 @@ class DeepSeekLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/elevenlabs/stt.py b/src/pipecat/services/elevenlabs/stt.py
index 7247241d3..daca9be3d 100644
--- a/src/pipecat/services/elevenlabs/stt.py
+++ b/src/pipecat/services/elevenlabs/stt.py
@@ -35,7 +35,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import ELEVENLABS_REALTIME_TTFS_P99, ELEVENLABS_TTFS_P99
 from pipecat.services.stt_service import SegmentedSTTService, WebsocketSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -278,12 +278,12 @@ class ElevenLabsSTTService(SegmentedSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = language_to_elevenlabs_language(params.language)
@@ -540,12 +540,12 @@ class ElevenLabsRealtimeSTTService(WebsocketSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = params.language_code
                 if params.commit_strategy != CommitStrategy.MANUAL:
diff --git a/src/pipecat/services/elevenlabs/tts.py b/src/pipecat/services/elevenlabs/tts.py
index 46acc2f1c..8cfd1abe2 100644
--- a/src/pipecat/services/elevenlabs/tts.py
+++ b/src/pipecat/services/elevenlabs/tts.py
@@ -44,7 +44,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import (
     TextAggregationMode,
     TTSService,
@@ -437,16 +437,16 @@ class ElevenLabsTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         _pronunciation_dictionary_locators = pronunciation_dictionary_locators
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
@@ -1002,16 +1002,16 @@ class ElevenLabsHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         _pronunciation_dictionary_locators = pronunciation_dictionary_locators
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
diff --git a/src/pipecat/services/fal/image.py b/src/pipecat/services/fal/image.py
index 3c15a918a..31af55440 100644
--- a/src/pipecat/services/fal/image.py
+++ b/src/pipecat/services/fal/image.py
@@ -23,7 +23,7 @@ from pydantic import BaseModel
 
 from pipecat.frames.frames import ErrorFrame, Frame, URLImageRawFrame
 from pipecat.services.image_service import ImageGenService
-from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven
 
 
 @dataclass
@@ -142,11 +142,11 @@ class FalImageGenService(ImageGenService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.seed = params.seed
                 default_settings.num_inference_steps = params.num_inference_steps
diff --git a/src/pipecat/services/fal/stt.py b/src/pipecat/services/fal/stt.py
index c1aae24b7..7bfcfbcfd 100644
--- a/src/pipecat/services/fal/stt.py
+++ b/src/pipecat/services/fal/stt.py
@@ -20,7 +20,7 @@ from loguru import logger
 from pydantic import BaseModel
 
 from pipecat.frames.frames import ErrorFrame, Frame, TranscriptionFrame
-from pipecat.services.settings import STTSettings, _warn_deprecated_param
+from pipecat.services.settings import STTSettings
 from pipecat.services.stt_latency import FAL_TTFS_P99
 from pipecat.services.stt_service import SegmentedSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -223,7 +223,7 @@ class FalSTTService(SegmentedSTTService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = language_to_fal_language(params.language)
diff --git a/src/pipecat/services/fireworks/llm.py b/src/pipecat/services/fireworks/llm.py
index fdd688149..bf141fac1 100644
--- a/src/pipecat/services/fireworks/llm.py
+++ b/src/pipecat/services/fireworks/llm.py
@@ -14,7 +14,6 @@ from loguru import logger
 from pipecat.adapters.services.open_ai_adapter import OpenAILLMInvocationParams
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -62,7 +61,7 @@ class FireworksLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/fish/tts.py b/src/pipecat/services/fish/tts.py
index 39669574a..92cb54701 100644
--- a/src/pipecat/services/fish/tts.py
+++ b/src/pipecat/services/fish/tts.py
@@ -27,7 +27,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import InterruptibleTTSService
 from pipecat.transcriptions.language import Language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -185,15 +185,15 @@ class FishAudioTTSService(InterruptibleTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if reference_id is not None:
-            _warn_deprecated_param("reference_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("reference_id", "voice")
             default_settings.voice = reference_id
         if model_id is not None:
-            _warn_deprecated_param("model_id", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model_id", "model")
             default_settings.model = model_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.latency is not None:
                     default_settings.latency = params.latency
diff --git a/src/pipecat/services/gladia/stt.py b/src/pipecat/services/gladia/stt.py
index a68bf78b3..2ce2a15b5 100644
--- a/src/pipecat/services/gladia/stt.py
+++ b/src/pipecat/services/gladia/stt.py
@@ -39,7 +39,7 @@ from pipecat.services.gladia.config import (
     PreProcessingConfig,
     RealtimeProcessingConfig,
 )
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import GLADIA_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -317,12 +317,12 @@ class GladiaSTTService(WebsocketSTTService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if params.language is not None:
                 with warnings.catch_warnings():
                     warnings.simplefilter("always")
diff --git a/src/pipecat/services/google/gemini_live/llm.py b/src/pipecat/services/google/gemini_live/llm.py
index 167abb938..5c9e5f8b3 100644
--- a/src/pipecat/services/google/gemini_live/llm.py
+++ b/src/pipecat/services/google/gemini_live/llm.py
@@ -76,7 +76,7 @@ from pipecat.services.openai.llm import (
     OpenAIAssistantContextAggregator,
     OpenAIUserContextAggregator,
 )
-from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, LLMSettings, _NotGiven
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.string import match_endofsentence
 from pipecat.utils.time import time_now_iso8601
@@ -742,15 +742,15 @@ class GeminiLiveLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id != "Charon":
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.frequency_penalty = params.frequency_penalty
                 default_settings.max_tokens = params.max_tokens
diff --git a/src/pipecat/services/google/gemini_live/vertex/llm.py b/src/pipecat/services/google/gemini_live/vertex/llm.py
index c610b4cdb..cb9d74c62 100644
--- a/src/pipecat/services/google/gemini_live/vertex/llm.py
+++ b/src/pipecat/services/google/gemini_live/vertex/llm.py
@@ -26,7 +26,6 @@ from pipecat.services.google.gemini_live.llm import (
     InputParams,
     language_to_gemini_language,
 )
-from pipecat.services.settings import _warn_deprecated_param
 
 try:
     from google.auth import default
@@ -160,15 +159,15 @@ class GeminiLiveVertexLLMService(GeminiLiveLLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id != "Charon":
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.frequency_penalty = params.frequency_penalty
                 default_settings.max_tokens = params.max_tokens
diff --git a/src/pipecat/services/google/image.py b/src/pipecat/services/google/image.py
index 40706ad50..6a2919986 100644
--- a/src/pipecat/services/google/image.py
+++ b/src/pipecat/services/google/image.py
@@ -26,7 +26,7 @@ from pydantic import BaseModel, Field
 from pipecat.frames.frames import ErrorFrame, Frame, URLImageRawFrame
 from pipecat.services.google.utils import update_google_client_http_options
 from pipecat.services.image_service import ImageGenService
-from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven
 
 try:
     from google import genai
@@ -110,7 +110,7 @@ class GoogleImageGenService(ImageGenService):
 
         # 2. Apply params overrides (deprecated)
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.model = params.model
                 default_settings.number_of_images = params.number_of_images
diff --git a/src/pipecat/services/google/llm.py b/src/pipecat/services/google/llm.py
index 02b5a5c19..698b9f97f 100644
--- a/src/pipecat/services/google/llm.py
+++ b/src/pipecat/services/google/llm.py
@@ -61,7 +61,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     LLMSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.utils.tracing.service_decorators import traced_llm
@@ -838,15 +837,15 @@ class GoogleLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if system_instruction is not None:
-            _warn_deprecated_param("system_instruction", self.Settings, "system_instruction")
+            self._warn_init_param_moved_to_settings("system_instruction", "system_instruction")
             default_settings.system_instruction = system_instruction
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.max_tokens = params.max_tokens
                 default_settings.temperature = params.temperature
diff --git a/src/pipecat/services/google/openai/llm.py b/src/pipecat/services/google/openai/llm.py
index 717c1e379..da5d1be7a 100644
--- a/src/pipecat/services/google/openai/llm.py
+++ b/src/pipecat/services/google/openai/llm.py
@@ -30,7 +30,6 @@ from pipecat.metrics.metrics import LLMTokenUsage
 from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -100,7 +99,7 @@ class GoogleLLMOpenAIBetaService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/google/stt.py b/src/pipecat/services/google/stt.py
index cab176668..173b201fe 100644
--- a/src/pipecat/services/google/stt.py
+++ b/src/pipecat/services/google/stt.py
@@ -36,7 +36,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TranscriptionFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import GOOGLE_TTFS_P99
 from pipecat.services.stt_service import STTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -531,7 +531,7 @@ class GoogleSTTService(STTService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.languages = list(params.language_list)
                 default_settings.model = params.model
diff --git a/src/pipecat/services/google/tts.py b/src/pipecat/services/google/tts.py
index c2e32ad3c..3455a8125 100644
--- a/src/pipecat/services/google/tts.py
+++ b/src/pipecat/services/google/tts.py
@@ -39,7 +39,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     TTSSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.services.tts_service import TTSService
@@ -636,12 +635,12 @@ class GoogleHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.pitch is not None:
                     default_settings.pitch = params.pitch
@@ -1083,12 +1082,12 @@ class GoogleTTSService(GoogleBaseTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
@@ -1331,10 +1330,10 @@ class GeminiTTSService(GoogleBaseTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         if default_settings.voice not in self.AVAILABLE_VOICES:
@@ -1344,7 +1343,7 @@ class GeminiTTSService(GoogleBaseTTSService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
diff --git a/src/pipecat/services/google/vertex/llm.py b/src/pipecat/services/google/vertex/llm.py
index 014dea405..946a8f1bb 100644
--- a/src/pipecat/services/google/vertex/llm.py
+++ b/src/pipecat/services/google/vertex/llm.py
@@ -22,7 +22,6 @@ from typing import Optional
 from loguru import logger
 
 from pipecat.services.google.llm import GoogleLLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 try:
     from google.auth import default
@@ -215,15 +214,15 @@ class GoogleVertexLLMService(GoogleLLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if system_instruction is not None:
-            _warn_deprecated_param("system_instruction", self.Settings, "system_instruction")
+            self._warn_init_param_moved_to_settings("system_instruction", "system_instruction")
             default_settings.system_instruction = system_instruction
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.max_tokens = params.max_tokens
                 default_settings.temperature = params.temperature
diff --git a/src/pipecat/services/gradium/stt.py b/src/pipecat/services/gradium/stt.py
index 90d1e800f..c328dceab 100644
--- a/src/pipecat/services/gradium/stt.py
+++ b/src/pipecat/services/gradium/stt.py
@@ -28,7 +28,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import GRADIUM_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -162,7 +162,7 @@ class GradiumSTTService(WebsocketSTTService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = params.language
                 if params.delay_in_frames is not None:
diff --git a/src/pipecat/services/gradium/tts.py b/src/pipecat/services/gradium/tts.py
index 43114b193..f63f931ad 100644
--- a/src/pipecat/services/gradium/tts.py
+++ b/src/pipecat/services/gradium/tts.py
@@ -21,7 +21,7 @@ from pipecat.frames.frames import (
     TTSAudioRawFrame,
     TTSStoppedFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import WebsocketTTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -108,15 +108,15 @@ class GradiumTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             # Note: params.temp has no corresponding settings field
 
         # 4. Apply settings delta (canonical API, always wins)
diff --git a/src/pipecat/services/grok/llm.py b/src/pipecat/services/grok/llm.py
index 3eaf0646a..160ad3331 100644
--- a/src/pipecat/services/grok/llm.py
+++ b/src/pipecat/services/grok/llm.py
@@ -29,7 +29,6 @@ from pipecat.services.openai.llm import (
     OpenAILLMService,
     OpenAIUserContextAggregator,
 )
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -117,7 +116,7 @@ class GrokLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/grok/realtime/llm.py b/src/pipecat/services/grok/realtime/llm.py
index dcd7ac59e..bfa192aad 100644
--- a/src/pipecat/services/grok/realtime/llm.py
+++ b/src/pipecat/services/grok/realtime/llm.py
@@ -60,7 +60,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     LLMSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.utils.time import time_now_iso8601
diff --git a/src/pipecat/services/groq/llm.py b/src/pipecat/services/groq/llm.py
index 8b6bdc3bc..d36b52ab8 100644
--- a/src/pipecat/services/groq/llm.py
+++ b/src/pipecat/services/groq/llm.py
@@ -13,7 +13,6 @@ from loguru import logger
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -61,7 +60,7 @@ class GroqLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/groq/stt.py b/src/pipecat/services/groq/stt.py
index 6a234cc27..6ff4075ae 100644
--- a/src/pipecat/services/groq/stt.py
+++ b/src/pipecat/services/groq/stt.py
@@ -9,7 +9,6 @@
 from dataclasses import dataclass
 from typing import Optional
 
-from pipecat.services.settings import _warn_deprecated_param
 from pipecat.services.stt_latency import GROQ_TTFS_P99
 from pipecat.services.whisper.base_stt import (
     BaseWhisperSTTService,
@@ -93,16 +92,16 @@ class GroqSTTService(BaseWhisperSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = self.language_to_service_language(language)
         if prompt is not None:
-            _warn_deprecated_param("prompt", self.Settings, "prompt")
+            self._warn_init_param_moved_to_settings("prompt", "prompt")
             default_settings.prompt = prompt
         if temperature is not None:
-            _warn_deprecated_param("temperature", self.Settings, "temperature")
+            self._warn_init_param_moved_to_settings("temperature", "temperature")
             default_settings.temperature = temperature
 
         # --- 3. (no params object for this service) ---
diff --git a/src/pipecat/services/groq/tts.py b/src/pipecat/services/groq/tts.py
index 714ecdeb1..00ff3ef84 100644
--- a/src/pipecat/services/groq/tts.py
+++ b/src/pipecat/services/groq/tts.py
@@ -19,7 +19,7 @@ from pipecat.frames.frames import (
     Frame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -120,15 +120,15 @@ class GroqTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model_name is not None:
-            _warn_deprecated_param("model_name", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model_name", "model")
             default_settings.model = model_name
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = str(params.language) if params.language else "en"
                 default_settings.speed = params.speed
diff --git a/src/pipecat/services/hume/tts.py b/src/pipecat/services/hume/tts.py
index 9fa1cd46c..e591ebec2 100644
--- a/src/pipecat/services/hume/tts.py
+++ b/src/pipecat/services/hume/tts.py
@@ -25,7 +25,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -147,12 +147,12 @@ class HumeTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.description = params.description
                 default_settings.speed = params.speed
diff --git a/src/pipecat/services/inworld/tts.py b/src/pipecat/services/inworld/tts.py
index f24e9dcf6..334c3c617 100644
--- a/src/pipecat/services/inworld/tts.py
+++ b/src/pipecat/services/inworld/tts.py
@@ -40,7 +40,7 @@ from pipecat import version as pipecat_version
 USER_AGENT = f"pipecat/{pipecat_version()}"
 from pydantic import BaseModel
 
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 
 try:
     from websockets.asyncio.client import connect as websocket_connect
@@ -174,15 +174,15 @@ class InworldHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.speaking_rate is not None:
                     default_settings.speaking_rate = params.speaking_rate
@@ -592,17 +592,17 @@ class InworldTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         _buffer_max_delay_ms = None
         _buffer_char_threshold = None
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.speaking_rate is not None:
                     default_settings.speaking_rate = params.speaking_rate
diff --git a/src/pipecat/services/kokoro/tts.py b/src/pipecat/services/kokoro/tts.py
index fd7f15c27..34e703dab 100644
--- a/src/pipecat/services/kokoro/tts.py
+++ b/src/pipecat/services/kokoro/tts.py
@@ -21,7 +21,7 @@ from pipecat.frames.frames import (
     Frame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -155,12 +155,12 @@ class KokoroTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = language_to_kokoro_language(params.language)
 
diff --git a/src/pipecat/services/lmnt/tts.py b/src/pipecat/services/lmnt/tts.py
index ea5986ffc..0ca91a107 100644
--- a/src/pipecat/services/lmnt/tts.py
+++ b/src/pipecat/services/lmnt/tts.py
@@ -22,7 +22,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import InterruptibleTTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -134,10 +134,10 @@ class LmntTTSService(InterruptibleTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/minimax/tts.py b/src/pipecat/services/minimax/tts.py
index 173c1ea05..d41fb6255 100644
--- a/src/pipecat/services/minimax/tts.py
+++ b/src/pipecat/services/minimax/tts.py
@@ -24,7 +24,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -243,15 +243,15 @@ class MiniMaxHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.speed = params.speed
                 default_settings.volume = params.volume
diff --git a/src/pipecat/services/mistral/llm.py b/src/pipecat/services/mistral/llm.py
index 4b74695ef..3ee1b2623 100644
--- a/src/pipecat/services/mistral/llm.py
+++ b/src/pipecat/services/mistral/llm.py
@@ -16,7 +16,6 @@ from pipecat.adapters.services.open_ai_adapter import OpenAILLMInvocationParams
 from pipecat.frames.frames import FunctionCallFromLLM
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -64,7 +63,7 @@ class MistralLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/moondream/vision.py b/src/pipecat/services/moondream/vision.py
index b8ab5a270..6eeff19cd 100644
--- a/src/pipecat/services/moondream/vision.py
+++ b/src/pipecat/services/moondream/vision.py
@@ -25,7 +25,7 @@ from pipecat.frames.frames import (
     VisionFullResponseStartFrame,
     VisionTextFrame,
 )
-from pipecat.services.settings import VisionSettings, _warn_deprecated_param
+from pipecat.services.settings import VisionSettings
 from pipecat.services.vision_service import VisionService
 
 try:
@@ -110,7 +110,7 @@ class MoondreamService(VisionService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 4. Apply settings delta (canonical API, always wins)
diff --git a/src/pipecat/services/neuphonic/tts.py b/src/pipecat/services/neuphonic/tts.py
index 5c0605293..b345a0ff4 100644
--- a/src/pipecat/services/neuphonic/tts.py
+++ b/src/pipecat/services/neuphonic/tts.py
@@ -33,7 +33,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import InterruptibleTTSService, TextAggregationMode, TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -159,12 +159,12 @@ class NeuphonicTTSService(InterruptibleTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
@@ -493,12 +493,12 @@ class NeuphonicHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = self.language_to_service_language(params.language)
diff --git a/src/pipecat/services/nvidia/llm.py b/src/pipecat/services/nvidia/llm.py
index b40190bec..66bbd4402 100644
--- a/src/pipecat/services/nvidia/llm.py
+++ b/src/pipecat/services/nvidia/llm.py
@@ -18,7 +18,6 @@ from pipecat.processors.aggregators.llm_context import LLMContext
 from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -68,7 +67,7 @@ class NvidiaLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/nvidia/stt.py b/src/pipecat/services/nvidia/stt.py
index 3c8004baa..fcca14741 100644
--- a/src/pipecat/services/nvidia/stt.py
+++ b/src/pipecat/services/nvidia/stt.py
@@ -23,7 +23,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TranscriptionFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import NVIDIA_TTFS_P99
 from pipecat.services.stt_service import SegmentedSTTService, STTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -185,7 +185,7 @@ class NvidiaSTTService(STTService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = params.language
 
@@ -515,7 +515,7 @@ class NvidiaSegmentedSTTService(SegmentedSTTService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     language_to_nvidia_riva_language(params.language or Language.EN_US) or "en-US"
diff --git a/src/pipecat/services/nvidia/tts.py b/src/pipecat/services/nvidia/tts.py
index b41de8b47..5e7a20a3c 100644
--- a/src/pipecat/services/nvidia/tts.py
+++ b/src/pipecat/services/nvidia/tts.py
@@ -29,7 +29,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language
 
@@ -126,12 +126,12 @@ class NvidiaTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = params.language
diff --git a/src/pipecat/services/ollama/llm.py b/src/pipecat/services/ollama/llm.py
index 3b15049a4..a24ebfcaf 100644
--- a/src/pipecat/services/ollama/llm.py
+++ b/src/pipecat/services/ollama/llm.py
@@ -13,7 +13,6 @@ from loguru import logger
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -60,7 +59,7 @@ class OLLamaLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/openai/image.py b/src/pipecat/services/openai/image.py
index 31f9949b8..de010247b 100644
--- a/src/pipecat/services/openai/image.py
+++ b/src/pipecat/services/openai/image.py
@@ -25,7 +25,7 @@ from pipecat.frames.frames import (
     URLImageRawFrame,
 )
 from pipecat.services.image_service import ImageGenService
-from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, ImageGenSettings, _NotGiven
 
 
 @dataclass
@@ -90,11 +90,11 @@ class OpenAIImageGenService(ImageGenService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         if image_size is not None:
-            _warn_deprecated_param("image_size", self.Settings, "image_size")
+            self._warn_init_param_moved_to_settings("image_size", "image_size")
             default_settings.image_size = image_size
 
         # 4. Apply settings delta (canonical API, always wins)
diff --git a/src/pipecat/services/openai/llm.py b/src/pipecat/services/openai/llm.py
index 032d4dfa4..abb3e7eec 100644
--- a/src/pipecat/services/openai/llm.py
+++ b/src/pipecat/services/openai/llm.py
@@ -26,7 +26,6 @@ from pipecat.processors.aggregators.llm_response import (
 )
 from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -120,7 +119,7 @@ class OpenAILLMService(BaseOpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # Handle service_tier from deprecated params
@@ -129,7 +128,7 @@ class OpenAILLMService(BaseOpenAILLMService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.frequency_penalty = params.frequency_penalty
                 default_settings.presence_penalty = params.presence_penalty
diff --git a/src/pipecat/services/openai/realtime/llm.py b/src/pipecat/services/openai/realtime/llm.py
index 300792cbd..faaa19884 100644
--- a/src/pipecat/services/openai/realtime/llm.py
+++ b/src/pipecat/services/openai/realtime/llm.py
@@ -63,7 +63,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     LLMSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.transcriptions.language import Language
@@ -294,7 +293,7 @@ class OpenAIRealtimeLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         if session_properties is not None:
diff --git a/src/pipecat/services/openai/stt.py b/src/pipecat/services/openai/stt.py
index 943be17de..39ca60b25 100644
--- a/src/pipecat/services/openai/stt.py
+++ b/src/pipecat/services/openai/stt.py
@@ -35,7 +35,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import OPENAI_REALTIME_TTFS_P99, OPENAI_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.services.whisper.base_stt import (
@@ -126,13 +126,13 @@ class OpenAISTTService(BaseWhisperSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if prompt is not None:
-            _warn_deprecated_param("prompt", self.Settings, "prompt")
+            self._warn_init_param_moved_to_settings("prompt", "prompt")
             default_settings.prompt = prompt
         if temperature is not None:
-            _warn_deprecated_param("temperature", self.Settings, "temperature")
+            self._warn_init_param_moved_to_settings("temperature", "temperature")
             default_settings.temperature = temperature
 
         # --- 3. (no params object for this service) ---
@@ -310,16 +310,16 @@ class OpenAIRealtimeSTTService(WebsocketSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if language is not None and language != Language.EN:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = language
         if prompt is not None:
-            _warn_deprecated_param("prompt", self.Settings, "prompt")
+            self._warn_init_param_moved_to_settings("prompt", "prompt")
             default_settings.prompt = prompt
         if noise_reduction is not None:
-            _warn_deprecated_param("noise_reduction", self.Settings, "noise_reduction")
+            self._warn_init_param_moved_to_settings("noise_reduction", "noise_reduction")
             default_settings.noise_reduction = noise_reduction
 
         # --- 3. (no params object for this service) ---
diff --git a/src/pipecat/services/openai/tts.py b/src/pipecat/services/openai/tts.py
index 7eb80cd1e..074792b33 100644
--- a/src/pipecat/services/openai/tts.py
+++ b/src/pipecat/services/openai/tts.py
@@ -23,7 +23,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -166,21 +166,21 @@ class OpenAITTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice is not None:
-            _warn_deprecated_param("voice", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice", "voice")
             default_settings.voice = voice
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if instructions is not None:
-            _warn_deprecated_param("instructions", self.Settings, "instructions")
+            self._warn_init_param_moved_to_settings("instructions", "instructions")
             default_settings.instructions = instructions
         if speed is not None:
-            _warn_deprecated_param("speed", self.Settings, "speed")
+            self._warn_init_param_moved_to_settings("speed", "speed")
             default_settings.speed = speed
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.instructions is not None:
                     default_settings.instructions = params.instructions
diff --git a/src/pipecat/services/openai_realtime_beta/openai.py b/src/pipecat/services/openai_realtime_beta/openai.py
index 209ff3122..0a6315986 100644
--- a/src/pipecat/services/openai_realtime_beta/openai.py
+++ b/src/pipecat/services/openai_realtime_beta/openai.py
@@ -54,7 +54,7 @@ from pipecat.processors.aggregators.openai_llm_context import (
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.llm_service import FunctionCallFromLLM, LLMService
 from pipecat.services.openai.llm import OpenAIContextAggregatorPair
-from pipecat.services.settings import LLMSettings, _warn_deprecated_param
+from pipecat.services.settings import LLMSettings
 from pipecat.transcriptions.language import Language
 from pipecat.utils.time import time_now_iso8601
 from pipecat.utils.tracing.service_decorators import traced_openai_realtime, traced_stt
@@ -173,7 +173,7 @@ class OpenAIRealtimeBetaLLMService(LLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         # 3. Apply settings delta (canonical API, always wins)
         if settings is not None:
diff --git a/src/pipecat/services/openpipe/llm.py b/src/pipecat/services/openpipe/llm.py
index a2198eb74..0a8fd9044 100644
--- a/src/pipecat/services/openpipe/llm.py
+++ b/src/pipecat/services/openpipe/llm.py
@@ -18,7 +18,6 @@ from loguru import logger
 from pipecat.adapters.services.open_ai_adapter import OpenAILLMInvocationParams
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 try:
     from openpipe import AsyncOpenAI as OpenPipeAI
@@ -80,7 +79,7 @@ class OpenPipeLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/openrouter/llm.py b/src/pipecat/services/openrouter/llm.py
index 84647890f..f92fb5e3b 100644
--- a/src/pipecat/services/openrouter/llm.py
+++ b/src/pipecat/services/openrouter/llm.py
@@ -17,7 +17,6 @@ from loguru import logger
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -66,7 +65,7 @@ class OpenRouterLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/perplexity/llm.py b/src/pipecat/services/perplexity/llm.py
index c93a77c16..6c2ceba35 100644
--- a/src/pipecat/services/perplexity/llm.py
+++ b/src/pipecat/services/perplexity/llm.py
@@ -20,7 +20,6 @@ from pipecat.processors.aggregators.llm_context import LLMContext
 from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -69,7 +68,7 @@ class PerplexityLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/piper/tts.py b/src/pipecat/services/piper/tts.py
index 0d56d377e..1b0037abb 100644
--- a/src/pipecat/services/piper/tts.py
+++ b/src/pipecat/services/piper/tts.py
@@ -19,7 +19,7 @@ from pipecat.frames.frames import (
     Frame,
     TTSStoppedFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -81,7 +81,7 @@ class PiperTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. (No step 3, as there's no params object to apply)
@@ -232,7 +232,7 @@ class PiperHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/qwen/llm.py b/src/pipecat/services/qwen/llm.py
index 4c3d7015c..857c89bea 100644
--- a/src/pipecat/services/qwen/llm.py
+++ b/src/pipecat/services/qwen/llm.py
@@ -13,7 +13,6 @@ from loguru import logger
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -61,7 +60,7 @@ class QwenLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/resembleai/tts.py b/src/pipecat/services/resembleai/tts.py
index 7375b9a1b..fc70d814b 100644
--- a/src/pipecat/services/resembleai/tts.py
+++ b/src/pipecat/services/resembleai/tts.py
@@ -23,7 +23,7 @@ from pipecat.frames.frames import (
     TTSStartedFrame,
     TTSStoppedFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import WebsocketTTSService
 from pipecat.utils.tracing.service_decorators import traced_tts
 
@@ -92,7 +92,7 @@ class ResembleAITTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/rime/tts.py b/src/pipecat/services/rime/tts.py
index df1b269cd..24a5d152b 100644
--- a/src/pipecat/services/rime/tts.py
+++ b/src/pipecat/services/rime/tts.py
@@ -31,7 +31,7 @@ from pipecat.frames.frames import (
     TTSStoppedFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import (
     InterruptibleTTSService,
     TextAggregationMode,
@@ -241,15 +241,15 @@ class RimeTTSService(WebsocketTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     self.language_to_service_language(params.language) if params.language else None
@@ -744,15 +744,15 @@ class RimeHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     self.language_to_service_language(params.language) if params.language else "eng"
@@ -974,15 +974,15 @@ class RimeNonJsonTTSService(InterruptibleTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = (
                     self.language_to_service_language(params.language) if params.language else None
diff --git a/src/pipecat/services/sambanova/llm.py b/src/pipecat/services/sambanova/llm.py
index a77252ff8..3c7d76737 100644
--- a/src/pipecat/services/sambanova/llm.py
+++ b/src/pipecat/services/sambanova/llm.py
@@ -24,7 +24,6 @@ from pipecat.processors.aggregators.openai_llm_context import OpenAILLMContext
 from pipecat.services.llm_service import FunctionCallFromLLM
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 from pipecat.utils.tracing.service_decorators import traced_llm
 
 
@@ -73,7 +72,7 @@ class SambaNovaLLMService(OpenAILLMService):  # type: ignore
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/sambanova/stt.py b/src/pipecat/services/sambanova/stt.py
index c42a491e1..d3a77b4eb 100644
--- a/src/pipecat/services/sambanova/stt.py
+++ b/src/pipecat/services/sambanova/stt.py
@@ -11,7 +11,6 @@ from typing import Any, Optional
 
 from loguru import logger
 
-from pipecat.services.settings import _warn_deprecated_param
 from pipecat.services.stt_latency import SAMBANOVA_TTFS_P99
 from pipecat.services.whisper.base_stt import (
     BaseWhisperSTTService,
@@ -90,16 +89,16 @@ class SambaNovaSTTService(BaseWhisperSTTService):  # type: ignore
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = self.language_to_service_language(language)
         if prompt is not None:
-            _warn_deprecated_param("prompt", self.Settings, "prompt")
+            self._warn_init_param_moved_to_settings("prompt", "prompt")
             default_settings.prompt = prompt
         if temperature is not None:
-            _warn_deprecated_param("temperature", self.Settings, "temperature")
+            self._warn_init_param_moved_to_settings("temperature", "temperature")
             default_settings.temperature = temperature
 
         # --- 3. (no params object for this service) ---
diff --git a/src/pipecat/services/sarvam/stt.py b/src/pipecat/services/sarvam/stt.py
index b2c02f7cd..8d0a38810 100644
--- a/src/pipecat/services/sarvam/stt.py
+++ b/src/pipecat/services/sarvam/stt.py
@@ -36,7 +36,6 @@ from pipecat.services.settings import (
     NOT_GIVEN,
     STTSettings,
     _NotGiven,
-    _warn_deprecated_param,
     is_given,
 )
 from pipecat.services.stt_latency import SARVAM_TTFS_P99
@@ -255,12 +254,12 @@ class SarvamSTTService(STTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # --- 3. Deprecated params overrides ---
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = params.language
                 default_settings.prompt = params.prompt
diff --git a/src/pipecat/services/sarvam/tts.py b/src/pipecat/services/sarvam/tts.py
index a469dbf33..91ee088cf 100644
--- a/src/pipecat/services/sarvam/tts.py
+++ b/src/pipecat/services/sarvam/tts.py
@@ -60,7 +60,7 @@ from pipecat.frames.frames import (
 )
 from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.sarvam._sdk import sdk_headers
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import InterruptibleTTSService, TextAggregationMode, TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -462,15 +462,15 @@ class SarvamHttpTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = (
@@ -874,10 +874,10 @@ class SarvamTTSService(InterruptibleTTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # Init-only audio format fields (not runtime-updatable)
@@ -886,7 +886,7 @@ class SarvamTTSService(InterruptibleTTSService):
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 if params.language is not None:
                     default_settings.language = (
diff --git a/src/pipecat/services/settings.py b/src/pipecat/services/settings.py
index c9a120972..a0bf3cd58 100644
--- a/src/pipecat/services/settings.py
+++ b/src/pipecat/services/settings.py
@@ -37,7 +37,6 @@ Key helpers:
 from __future__ import annotations
 
 import copy
-import warnings
 from dataclasses import dataclass, field, fields
 from typing import TYPE_CHECKING, Any, ClassVar, Dict, Mapping, Optional, Type, TypeVar
 
@@ -49,45 +48,6 @@ if TYPE_CHECKING:
     from pipecat.turns.user_turn_completion_mixin import UserTurnCompletionConfig
 
 
-# ---------------------------------------------------------------------------
-# Deprecation helper
-# ---------------------------------------------------------------------------
-
-
-def _warn_deprecated_param(
-    param_name: str,
-    settings_class: type,
-    settings_field: str | None = None,
-    stacklevel: int = 3,
-):
-    """Emit DeprecationWarning for a deprecated init parameter.
-
-    Args:
-        param_name: Name of the deprecated parameter.
-        settings_class: The settings class to use instead.
-        settings_field: Specific field on the settings class, if different
-            from *param_name*.
-        stacklevel: Stack depth for the warning.  Default ``3`` targets
-            the caller's caller (i.e. user code that instantiated the service).
-    """
-    settings_class_name = settings_class.__name__
-    if settings_field:
-        msg = (
-            f"The `{param_name}` parameter is deprecated. "
-            f"Use `settings={settings_class_name}({settings_field}=...)` instead. "
-            f"If both are provided, `settings` takes precedence."
-        )
-    else:
-        msg = (
-            f"The `{param_name}` parameter is deprecated. "
-            f"Use `settings={settings_class_name}(...)` instead. "
-            f"If both are provided, `settings` takes precedence."
-        )
-    with warnings.catch_warnings():
-        warnings.simplefilter("always")
-        warnings.warn(msg, DeprecationWarning, stacklevel=stacklevel)
-
-
 # ---------------------------------------------------------------------------
 # NOT_GIVEN sentinel
 # ---------------------------------------------------------------------------
diff --git a/src/pipecat/services/soniox/stt.py b/src/pipecat/services/soniox/stt.py
index abf42dcdc..f123d850c 100644
--- a/src/pipecat/services/soniox/stt.py
+++ b/src/pipecat/services/soniox/stt.py
@@ -24,7 +24,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import SONIOX_TTFS_P99
 from pipecat.services.stt_service import WebsocketSTTService
 from pipecat.transcriptions.language import Language
@@ -233,12 +233,12 @@ class SonioxSTTService(WebsocketSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # --- 3. Deprecated params overrides ---
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.model = params.model
                 if params.audio_format is not None:
diff --git a/src/pipecat/services/speechmatics/stt.py b/src/pipecat/services/speechmatics/stt.py
index 2a54b2b08..ae8e35850 100644
--- a/src/pipecat/services/speechmatics/stt.py
+++ b/src/pipecat/services/speechmatics/stt.py
@@ -33,7 +33,7 @@ from pipecat.frames.frames import (
     VADUserStoppedSpeakingFrame,
 )
 from pipecat.processors.frame_processor import FrameDirection
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import SPEECHMATICS_TTFS_P99
 from pipecat.services.stt_service import STTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -454,7 +454,7 @@ class SpeechmaticsSTTService(STTService):
 
         # --- 3. Deprecated params overrides ---
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.language = _params.language
                 default_settings.domain = _params.domain
diff --git a/src/pipecat/services/speechmatics/tts.py b/src/pipecat/services/speechmatics/tts.py
index 243437cb3..64f64378a 100644
--- a/src/pipecat/services/speechmatics/tts.py
+++ b/src/pipecat/services/speechmatics/tts.py
@@ -20,7 +20,7 @@ from pipecat.frames.frames import (
     Frame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, TTSSettings, _NotGiven
 from pipecat.services.tts_service import TTSService
 from pipecat.utils.network import exponential_backoff_time
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -119,12 +119,12 @@ class SpeechmaticsTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. Apply params overrides — only if settings not provided
         if params is not None:
-            _warn_deprecated_param("params", self.Settings)
+            self._warn_init_param_moved_to_settings("params")
             if not settings:
                 default_settings.max_retries = params.max_retries
 
diff --git a/src/pipecat/services/together/llm.py b/src/pipecat/services/together/llm.py
index b1eb83d26..4ec2f8244 100644
--- a/src/pipecat/services/together/llm.py
+++ b/src/pipecat/services/together/llm.py
@@ -13,7 +13,6 @@ from loguru import logger
 
 from pipecat.services.openai.base_llm import BaseOpenAILLMService
 from pipecat.services.openai.llm import OpenAILLMService
-from pipecat.services.settings import _warn_deprecated_param
 
 
 @dataclass
@@ -61,7 +60,7 @@ class TogetherLLMService(OpenAILLMService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
 
         # 3. (No step 3, as there's no params object to apply)
diff --git a/src/pipecat/services/whisper/base_stt.py b/src/pipecat/services/whisper/base_stt.py
index d045eafc7..93bb5de34 100644
--- a/src/pipecat/services/whisper/base_stt.py
+++ b/src/pipecat/services/whisper/base_stt.py
@@ -18,7 +18,7 @@ from openai import AsyncOpenAI
 from openai.types.audio import Transcription
 
 from pipecat.frames.frames import ErrorFrame, Frame, TranscriptionFrame
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_latency import WHISPER_TTFS_P99
 from pipecat.services.stt_service import SegmentedSTTService
 from pipecat.transcriptions.language import Language, resolve_language
@@ -190,16 +190,16 @@ class BaseWhisperSTTService(SegmentedSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = self.language_to_service_language(language)
         if prompt is not None:
-            _warn_deprecated_param("prompt", self.Settings, "prompt")
+            self._warn_init_param_moved_to_settings("prompt", "prompt")
             default_settings.prompt = prompt
         if temperature is not None:
-            _warn_deprecated_param("temperature", self.Settings, "temperature")
+            self._warn_init_param_moved_to_settings("temperature", "temperature")
             default_settings.temperature = temperature
 
         # --- 3. (no params object for this service) ---
diff --git a/src/pipecat/services/whisper/stt.py b/src/pipecat/services/whisper/stt.py
index 29574007a..ac5d90c30 100644
--- a/src/pipecat/services/whisper/stt.py
+++ b/src/pipecat/services/whisper/stt.py
@@ -20,7 +20,7 @@ from loguru import logger
 from typing_extensions import TYPE_CHECKING, override
 
 from pipecat.frames.frames import ErrorFrame, Frame, TranscriptionFrame
-from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven, _warn_deprecated_param
+from pipecat.services.settings import NOT_GIVEN, STTSettings, _NotGiven
 from pipecat.services.stt_service import SegmentedSTTService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.time import time_now_iso8601
@@ -256,13 +256,13 @@ class WhisperSTTService(SegmentedSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model if isinstance(model, str) else model.value
         if no_speech_prob is not None:
-            _warn_deprecated_param("no_speech_prob", self.Settings, "no_speech_prob")
+            self._warn_init_param_moved_to_settings("no_speech_prob", "no_speech_prob")
             default_settings.no_speech_prob = no_speech_prob
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = language
 
         # --- 3. (no params object for this service) ---
@@ -432,16 +432,16 @@ class WhisperSTTServiceMLX(WhisperSTTService):
 
         # --- 2. Deprecated direct-arg overrides ---
         if model is not None:
-            _warn_deprecated_param("model", self.Settings, "model")
+            self._warn_init_param_moved_to_settings("model", "model")
             default_settings.model = model if isinstance(model, str) else model.value
         if no_speech_prob is not None:
-            _warn_deprecated_param("no_speech_prob", self.Settings, "no_speech_prob")
+            self._warn_init_param_moved_to_settings("no_speech_prob", "no_speech_prob")
             default_settings.no_speech_prob = no_speech_prob
         if language is not None:
-            _warn_deprecated_param("language", self.Settings, "language")
+            self._warn_init_param_moved_to_settings("language", "language")
             default_settings.language = language
         if temperature is not None:
-            _warn_deprecated_param("temperature", self.Settings, "temperature")
+            self._warn_init_param_moved_to_settings("temperature", "temperature")
             default_settings.temperature = temperature
 
         # --- 3. (no params object for this service) ---
diff --git a/src/pipecat/services/xtts/tts.py b/src/pipecat/services/xtts/tts.py
index b769742f3..099fce65c 100644
--- a/src/pipecat/services/xtts/tts.py
+++ b/src/pipecat/services/xtts/tts.py
@@ -23,7 +23,7 @@ from pipecat.frames.frames import (
     StartFrame,
     TTSAudioRawFrame,
 )
-from pipecat.services.settings import TTSSettings, _warn_deprecated_param
+from pipecat.services.settings import TTSSettings
 from pipecat.services.tts_service import TTSService
 from pipecat.transcriptions.language import Language, resolve_language
 from pipecat.utils.tracing.service_decorators import traced_tts
@@ -122,7 +122,7 @@ class XTTSService(TTSService):
 
         # 2. Apply direct init arg overrides (deprecated)
         if voice_id is not None:
-            _warn_deprecated_param("voice_id", self.Settings, "voice")
+            self._warn_init_param_moved_to_settings("voice_id", "voice")
             default_settings.voice = voice_id
 
         # 3. (No step 3, as there's no params object to apply)