LangGraph launch intelligence

Loop through web, news, and shopping evidence in a stateful graph.

This graph alternates between an analyst model and specialized search nodes until it can produce a product-launch intelligence brief.

SerpApi enhancement: web, news, and shopping searches expose distinct evidence surfaces in the graph’s tool node.

uv run --isolated --no-project --with 'serpapi-search-tools[langgraph]' --with python-dotenv --with langchain-openai cookbook/langgraph/main.py

Read the complete cookbook entry or the official Agentic RAG example.