CrewAI

BRAINTRUST_API_KEY=your-api-key BRAINTRUST_PARENT=project_name:crewai-demo OPENAI_API_KEY=your-openai-key

import os from typing import Any, Dict   from braintrust.otel import BraintrustSpanProcessor from crewai import Agent, Crew, Task from crewai.llm import LLM from opentelemetry import trace from opentelemetry.instrumentation.crewai import CrewAIInstrumentor from opentelemetry.instrumentation.openai import OpenAIInstrumentor from opentelemetry.sdk.trace import TracerProvider     def setup_tracing() -> None:  current_provider = trace.get_tracer_provider()  if isinstance(current_provider, TracerProvider):  provider = current_provider  else:  provider = TracerProvider()  trace.set_tracer_provider(provider)    provider.add_span_processor(BraintrustSpanProcessor())  CrewAIInstrumentor().instrument(tracer_provider=provider)  OpenAIInstrumentor().instrument(tracer_provider=provider)     def create_simple_crew() -> Crew:  """Create a simple crew with a software developer agent."""  llm = LLM(model="gpt-4o-mini")    coder = Agent(  role="Software developer",  goal="Write clear, concise code on demand",  backstory="An expert coder with a keen eye for software trends.",  verbose=True,  llm=llm,  )    task = Task(  description="Define the HTML for making a simple website with heading- Hello World! Braintrust monitors your CrewAI agent!",  expected_output="A clear and concise HTML code",  agent=coder,  )    crew = Crew(  agents=[coder],  tasks=[task],  verbose=True,  )    return crew     def run_crew() -> Dict[str, Any]:  crew = create_simple_crew()  result = crew.kickoff()    return {  "result": str(result),  "agents_count": len(crew.agents),  "tasks_count": len(crew.tasks),  }     if __name__ == "__main__":  setup_tracing()  result = run_crew()