Remove SambaNovaSTTService
SambaNova no longer offers speech-to-text audio models.
This commit is contained in:
Mark Backman
@@ -5,4 +5,3 @@
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#
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from .llm import *
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from .stt import *
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@@ -1,143 +0,0 @@
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#
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# Copyright (c) 2024-2026, Daily
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#
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# SPDX-License-Identifier: BSD 2-Clause License
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#
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"""SambaNova's Speech-to-Text service implementation for real-time transcription."""
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from dataclasses import dataclass
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from typing import Any, Optional
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from loguru import logger
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from pipecat.services.stt_latency import SAMBANOVA_TTFS_P99
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from pipecat.services.whisper.base_stt import (
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BaseWhisperSTTService,
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Transcription,
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)
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from pipecat.transcriptions.language import Language
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@dataclass
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class SambaNovaSTTSettings(BaseWhisperSTTService.Settings):
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"""Settings for the SambaNova STT service."""
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pass
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class SambaNovaSTTService(BaseWhisperSTTService): # type: ignore
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"""SambaNova Whisper speech-to-text service.
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Uses SambaNova's Whisper API to convert audio to text.
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Requires a SambaNova API key set via the api_key parameter or SAMBANOVA_API_KEY environment variable.
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"""
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Settings = SambaNovaSTTSettings
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def __init__(
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self,
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*,
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model: Optional[str] = None,
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api_key: Optional[str] = None,
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base_url: str = "https://api.sambanova.ai/v1",
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language: Optional[Language] = None,
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prompt: Optional[str] = None,
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temperature: Optional[float] = None,
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settings: Optional[Settings] = None,
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ttfs_p99_latency: Optional[float] = SAMBANOVA_TTFS_P99,
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**kwargs: Any,
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) -> None:
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"""Initialize SambaNova STT service.
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Args:
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model: Whisper model to use.
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.. deprecated:: 0.0.105
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Use ``settings=SambaNovaSTTService.Settings(model=...)`` instead.
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api_key: SambaNova API key. Defaults to None.
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base_url: API base URL. Defaults to "https://api.sambanova.ai/v1".
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language: Language of the audio input.
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.. deprecated:: 0.0.105
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Use ``settings=SambaNovaSTTService.Settings(language=...)`` instead.
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prompt: Optional text to guide the model's style or continue a previous segment.
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.. deprecated:: 0.0.105
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Use ``settings=SambaNovaSTTService.Settings(prompt=...)`` instead.
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temperature: Optional sampling temperature between 0 and 1.
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.. deprecated:: 0.0.105
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Use ``settings=SambaNovaSTTService.Settings(temperature=...)`` instead.
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settings: Runtime-updatable settings. When provided alongside deprecated
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parameters, ``settings`` values take precedence.
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ttfs_p99_latency: P99 latency from speech end to final transcript in seconds.
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Override for your deployment. See https://github.com/pipecat-ai/stt-benchmark
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**kwargs: Additional arguments passed to `pipecat.services.whisper.base_stt.BaseWhisperSTTService`.
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"""
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# --- 1. Hardcoded defaults ---
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default_settings = self.Settings(
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model="Whisper-Large-v3",
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language=Language.EN,
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prompt=None,
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temperature=None,
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)
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# --- 2. Deprecated direct-arg overrides ---
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if model is not None:
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self._warn_init_param_moved_to_settings("model", "model")
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default_settings.model = model
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if language is not None:
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self._warn_init_param_moved_to_settings("language", "language")
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default_settings.language = language
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if prompt is not None:
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self._warn_init_param_moved_to_settings("prompt", "prompt")
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default_settings.prompt = prompt
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if temperature is not None:
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self._warn_init_param_moved_to_settings("temperature", "temperature")
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default_settings.temperature = temperature
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# --- 3. (no params object for this service) ---
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# --- 4. Settings delta (canonical API, always wins) ---
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if settings is not None:
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default_settings.apply_update(settings)
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super().__init__(
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api_key=api_key,
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base_url=base_url,
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settings=default_settings,
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ttfs_p99_latency=ttfs_p99_latency,
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**kwargs,
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)
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async def _transcribe(self, audio: bytes) -> Transcription:
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assert self._settings.language is not None
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if self._include_prob_metrics:
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# https://docs.sambanova.ai/docs/en/features/audio#request-parameters
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logger.warning(
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"SambaNova STT does not support probability metrics "
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"(include_prob_metrics parameter has no effect). "
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"Check their docs: https://docs.sambanova.ai/docs/en/features/audio#request-parameters for more details."
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)
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# Build kwargs dict with only set parameters
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kwargs = {
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"file": ("audio.wav", audio, "audio/wav"),
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"model": self._settings.model,
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"response_format": "json",
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"language": self._settings.language,
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}
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if self._settings.prompt is not None:
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kwargs["prompt"] = self._settings.prompt
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if self._settings.temperature is not None:
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kwargs["temperature"] = self._settings.temperature
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return await self._client.audio.transcriptions.create(**kwargs)
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@@ -46,7 +46,6 @@ GRADIUM_TTFS_P99: float = 1.61
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GROQ_TTFS_P99: float = 1.54
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OPENAI_TTFS_P99: float = 2.01
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OPENAI_REALTIME_TTFS_P99: float = 1.66
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SAMBANOVA_TTFS_P99: float = 2.20
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SARVAM_TTFS_P99: float = 1.17
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SONIOX_TTFS_P99: float = 0.35
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SPEECHMATICS_TTFS_P99: float = 0.74
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