AI & Machine Learning
Langchain Middleware
INVOKE THIS SKILL when you need human-in-the-loop approval, custom middleware, or structured output. Covers HumanInTheLoopMiddleware for human approval of dangerous tool calls, creating custom middleware with hooks, Command resume patterns, and structured output with Pydantic/Zod.
- Publisher / source
- langchain-ai/langchain-skills (found on skills.sh)
- Upstream record
- langchain-ai/langchain-skills
- Version
- Version 3
- Published
- Publication review
- Approved for publication · recorded passed scan 2026-11-02
- Content fingerprint
2c5e499a818d1b17bdcbe8b827c69679aab175f772e89c6180fe01fedf435968