# langsmith-mcp-server

> No description

- **URL**: https://www.freshcrate.ai/projects/langsmith-mcp-server
- **Author**: langchain-ai
- **Category**: MCP Servers
- **Latest version**: `langsmith-mcp-server==0.1.1` (2026-02-25)
- **License**: MIT
- **Source**: https://github.com/langchain-ai/langsmith-mcp-server
- **Homepage**: https://langsmith-mcp-server.vercel.app
- **Language**: Python
- **GitHub**: 107 stars, 33 forks
- **Registry**: github
- **Tags**: `python`

## Recent releases

| Version | Date | Urgency | Changes |
| --- | --- | --- | --- |
| `langsmith-mcp-server==0.1.1` | 2026-02-25 | Low | ## What's Changed * fix: patch 9 security alerts (critical + high severity) by @jkennedyvz in https://github.com/langchain-ai/langsmith-mcp-server/pull/39 * chore: update dependabot.yml to comply with posture checks by @jkennedyvz in https://github.com/langchain-ai/langsmith-mcp-server/pull/40  ## New Contributors * @jkennedyvz made their first contribution in https://github.com/langchain-ai/langsmith-mcp-server/pull/39  **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/co |
| `langsmith-mcp-server==0.1.0` | 2026-02-11 | Low | ## What's Changed * Feat/add usage endpoint by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/36   **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.9...langsmith-mcp-server==0.1.0 |
| `langsmith-mcp-server==0.0.9` | 2025-11-12 | Low | ## What's Changed * align by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/19 * Fix STDIO context by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/20   **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.8...langsmith-mcp-server==0.0.9 |
| `langsmith-mcp-server==0.0.8` | 2025-11-12 | Low | ## What's Changed * feat: Add HTTP-streamable support with header-based authentication by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/17 * feat: Documentation Tools, Prompt Update, Experiments etc by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/18   **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.7...langsmith-mcp-server==0.0.8 |
| `langsmith-mcp-server==0.0.7` | 2025-09-22 | Low | ## What's Changed * Update README.md with fix in local command by @olixis in https://github.com/langchain-ai/langsmith-mcp-server/pull/10 * feat: custom langsmith endpoint and workspace id by @PeriniM in https://github.com/langchain-ai/langsmith-mcp-server/pull/13  ## New Contributors * @olixis made their first contribution in https://github.com/langchain-ai/langsmith-mcp-server/pull/10 * @PeriniM made their first contribution in https://github.com/langchain-ai/langsmith-mcp-server/pull/13  **Fu |
| `langsmith-mcp-server==0.0.6` | 2025-08-15 | Low | **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.5...langsmith-mcp-server==0.0.6 |
| `langsmith-mcp-server==0.0.5` | 2025-07-02 | Low | ## What's Changed * Fix: Wrap get_thread_history output in dict for MCP compatibility by @ISL270 in https://github.com/langchain-ai/langsmith-mcp-server/pull/6  ## New Contributors * @ISL270 made their first contribution in https://github.com/langchain-ai/langsmith-mcp-server/pull/6  **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.4...langsmith-mcp-server==0.0.5 |
| `langsmith-mcp-server==0.0.4` | 2025-06-17 | Low | ## What's Changed * Add list / read dataset and examples tools by @mtucker in https://github.com/langchain-ai/langsmith-mcp-server/pull/4  ## New Contributors * @mtucker made their first contribution in https://github.com/langchain-ai/langsmith-mcp-server/pull/4  **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.3...langsmith-mcp-server==0.0.4 |
| `langsmith-mcp-server==0.0.3` | 2025-06-10 | Low | **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.2...langsmith-mcp-server==0.0.3 |
| `langsmith-mcp-server==0.0.2` | 2025-06-10 | Low | **Full Changelog**: https://github.com/langchain-ai/langsmith-mcp-server/compare/langsmith-mcp-server==0.0.1...langsmith-mcp-server==0.0.2 |

## Citation

- HTML: https://www.freshcrate.ai/projects/langsmith-mcp-server
- Markdown: https://www.freshcrate.ai/projects/langsmith-mcp-server.md
- Dependencies JSON: https://www.freshcrate.ai/api/projects/langsmith-mcp-server/deps

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