Fix Grok Realtime dynamic session properties updating, and update corresponding 55zo example

examples/foundational/55zl-update-settings-openai-realtime.py

@@ -22,11 +22,11 @@ from pipecat.processors.aggregators.llm_response_universal import (
 )
 from pipecat.runner.types import RunnerArguments
 from pipecat.runner.utils import create_transport
+from pipecat.services.openai.realtime import events
 from pipecat.services.openai.realtime.llm import (
     OpenAIRealtimeLLMService,
     OpenAIRealtimeLLMSettings,
 )
-from pipecat.services.openai_realtime import events
 from pipecat.transports.base_transport import BaseTransport, TransportParams
 from pipecat.transports.daily.transport import DailyParams
 from pipecat.transports.websocket.fastapi import FastAPIWebsocketParams

examples/foundational/55zo-update-settings-grok-realtime.py

@@ -16,9 +16,13 @@ from pipecat.pipeline.pipeline import Pipeline
 from pipecat.pipeline.runner import PipelineRunner
 from pipecat.pipeline.task import PipelineParams, PipelineTask
 from pipecat.processors.aggregators.llm_context import LLMContext
-from pipecat.processors.aggregators.llm_response_universal import LLMContextAggregatorPair
+from pipecat.processors.aggregators.llm_response_universal import (
+    AssistantTurnStoppedMessage,
+    LLMContextAggregatorPair,
+)
 from pipecat.runner.types import RunnerArguments
 from pipecat.runner.utils import create_transport
+from pipecat.services.grok.realtime import events
 from pipecat.services.grok.realtime.llm import (
     GrokRealtimeLLMService,
     GrokRealtimeLLMSettings,
@@ -51,7 +55,7 @@ transport_params = {
 async def run_bot(transport: BaseTransport, runner_args: RunnerArguments):
     logger.info(f"Starting bot")
 
-    llm = GrokRealtimeLLMService(api_key=os.getenv("XAI_API_KEY"))
+    llm = GrokRealtimeLLMService(api_key=os.getenv("GROK_API_KEY"))
 
     messages = [
         {
@@ -82,15 +86,25 @@ async def run_bot(transport: BaseTransport, runner_args: RunnerArguments):
         idle_timeout_secs=runner_args.pipeline_idle_timeout_secs,
     )
 
+    @assistant_aggregator.event_handler("on_assistant_turn_stopped")
+    async def on_assistant_turn_stopped(aggregator, message: AssistantTurnStoppedMessage):
+        timestamp = f"[{message.timestamp}] " if message.timestamp else ""
+        line = f"{timestamp}assistant: {message.content}"
+        logger.info(f"Transcript: {line}")
+
     @transport.event_handler("on_client_connected")
     async def on_client_connected(transport, client):
         logger.info(f"Client connected")
         await task.queue_frames([LLMRunFrame()])
 
         await asyncio.sleep(10)
-        logger.info("Updating Grok Realtime LLM settings: temperature=0.1")
+        logger.info("Updating Grok Realtime LLM settings: voice='Rex'")
         await task.queue_frame(
-            LLMUpdateSettingsFrame(update=GrokRealtimeLLMSettings(temperature=0.1))
+            LLMUpdateSettingsFrame(
+                update=GrokRealtimeLLMSettings(
+                    session_properties=events.SessionProperties(voice="Rex")
+                )
+            )
         )
 
     @transport.event_handler("on_client_disconnected")