AgentsDev6 min reading time

MCP in LangChain: Stateless Protocol, Elicitation, and More!

LangChain
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Model Context Protocol (MCP) usage has surged, with LangChain updating its MCP support to align with the new stateless MCP spec. The update integrates MCP into LangChain's main package, adds FastMCP-based transports and auth, and supports elicitation and caching features.

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