don-aie-cohort8/langsmith-mcp-server
3.3
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LangSmith MCP Server is a FastMCP-based server that provides read-only access to LangSmith tools for querying existing traces without additional instrumentation.
Tools
Functions exposed to the LLM to take actions
ls_list_runs
List recent runs with filtering
ls_read_run
Read single run with optional children
ls_get_run_url
Generate shareable LangSmith URLs
ls_list_children
List child spans for parent run
Prompts
Interactive templates invoked by user choice
No prompts
Resources
Contextual data attached and managed by the client