# LangGraph

> Framework for building stateful, controllable multi-step agents.

- **Category:** Agent Tools
- **Official site:** https://www.langchain.com/langgraph
- **Pricing (summary; confirm on vendor site):** Open source; paid LangSmith/Platform
- **Free / DIY path:** Open-source library; LangSmith Developer plan $0
- **Link last checked:** 2026-10-13
- **HTML page:** https://contractoraishop.com/tools/langgraph

Pricing notes are summaries. Confirm current pricing on the vendor's site.
Independent listing by Contractor AI Shop. Not affiliated with the vendor.
Sponsored and affiliate links, if any, are labeled and never affect rankings.