# LangSmith MCP Server

> Use this tool when you need to query and analyze LangSmith traces without modifying existing instrumentation, enabling efficient retrieval of run, child, and URL data. It solves problems related to trace data analysis and debugging, providing a read-only interface for accessing trace information. Ideal for use cases requiring quick insights into LangSmith trace data, such as troubleshooting and performance optimization.

Canonical page: https://skillsregistry.net/skills/don-aie-cohort8-langsmith-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/don-aie-cohort8-langsmith-mcp-server

## Description

Enables read-only querying of LangSmith traces including runs, children, and URLs without extra instrumentation.

## Trust

- **Trust score (0–1):** 0.98
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/mqd992kwbr)
- **Repository:** <https://github.com/don-aie-cohort8/langsmith-mcp-server>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "don-aie-cohort8-langsmith-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/don-aie-cohort8-langsmith-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/don-aie-cohort8-langsmith-mcp-server/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt