LangChain Adds Support for New Stateless MCP Spec

LangChain has shipped an updated MCP integration supporting the new stateless spec and elicitation via interrupts. MCP's official package now sees nearly 500 million monthly downloads.

2026-09-04 ~ 2026-09-04 · 2 related posts

• LangChain adopts stateless MCP spec as MCP SDK downloads near 500M a month — LangChain · 2026-09-04
• MCP SDKs Near 500M Monthly Downloads as LangChain Ships Stateless Spec Support — LangChain · 2026-09-04