How to Build a LangGraph Agent with FastAPI and SSE Streaming
This story is from 2026-10-14. It is preserved in the archive; the latest stories are on the live feed.
Building an AI agent is relatively straightforward. Making it accessible through an API, integrating real tools, and streaming execution updates to a client is where the architecture becomes more interesting. In this tutorial, we'll look at a small, working example that combines: LangGraph for agen…
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- 2026-10-14 03:57 · DEV Community — AI
How to Build a LangGraph Agent with FastAPI and SSE Streaming