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LangSmith MCP
LangSmith LLM observability via MCP. Trace agent runs, inspect prompts and outputs, evaluate quality, and debug complex chain failures.
MCP verified
Integration
| Transport | stdio |
| Auth | api-key |
| Endpoint | npx @langchain/langsmith-mcp |
| Install | npx @langchain/langsmith-mcp |
Use Cases
| 01 | Trace multi-step agent runs end-to-end for debugging |
| 02 | Evaluate prompt quality and output accuracy at scale |
| 03 | Monitor LLM cost, latency, and failure rates in production |
Tags
langsmith observability tracing evaluation llm-ops
Machine-readable: /api/servers.json
· JSON-LD schema embedded in <head>