langchain-ai/pipecat-langgraph-example

Python

9 environment variables found in .env.example

Set these on your host before deploying. Each platform has an “Environment Variables” section in the deploy flow.

GYM_SUPPORT_MODEL
ANTHROPIC_API_KEY secret
OPENAI_API_KEY secret
LANGSMITH_TRACING LangSmith tracing The whole point of the demo: watch the handoffs in the trace tree.
LANGSMITH_API_KEY secret
LANGSMITH_PROJECT
OTEL_EXPORTER_OTLP_ENDPOINT
OTEL_EXPORTER_OTLP_HEADERS
LANGSMITH_TRACING_MODE

Best match Fly.io Anything Dockerized — requires the Fly CLI.

macOS

brew install flyctl && fly launch --from https://github.com/langchain-ai/pipecat-langgraph-example

Linux

curl -L https://fly.io/install.sh | sh && fly launch --from https://github.com/langchain-ai/pipecat-langgraph-example

Windows (PowerShell)

iwr https://fly.io/install.ps1 -useb | iex; fly launch --from https://github.com/langchain-ai/pipecat-langgraph-example

Or deploy to a different host