LangSmith MCP Server
Rank #792glama/langchain-ai/langsmith-mcp-server
Enables language models to access LangSmith observability platform features including fetching conversation history, managing prompts, retrieving traces and runs, working with datasets and examples, and analyzing experiments.
LangSmith MCP Server is a Model Context Protocol (MCP) server published by langchain-ai. It ranks #792 of 76,851 servers tracked on MCP Toplist, and its repository has 127 GitHub stars. LangSmith MCP Server is listed across 2 registries — Glama and PulseMCP, with 5 release tags tracked from its GitHub repository. It was first listed on Sep 22, 2025 and most recently updated on Feb 25, 2026.
Ranks ahead of 76,059 of 76,851 servers on MCP Toplist.
Use LangSmith MCP Server
Add LangSmith MCP Server to any MCP client (Claude, Cursor, VS Code, …) with one of the configs below.
{
"mcpServers": {
"langsmith-mcp-server": {
"url": "https://langsmith-mcp-server.onrender.com/mcp"
}
}
}This endpoint requires authentication — see the server’s docs for credentials.
Listed on 1 registry (1 delisted)
langchain-ai
Other servers by langchain-ai
View all langchain-ai servers →GitHub releases (5)
No registry surfaces explicit version metadata for this server. The list below shows release tags from the linked GitHub repository.
| Version | Published |
|---|---|
| langsmith-mcp-server==0.1.1 | Feb 25, 2026 |
| langsmith-mcp-server==0.1.0 | Feb 11, 2026 |
| langsmith-mcp-server==0.0.9 | Nov 12, 2025 |
| langsmith-mcp-server==0.0.8 | Nov 12, 2025 |
| langsmith-mcp-server==0.0.7 | Sep 22, 2025 |
Frequently asked questions
- Who maintains LangSmith MCP Server?
- LangSmith MCP Server is maintained by langchain-ai, which publishes 2 MCP servers (10 total versions) tracked on MCP Toplist.
- Is LangSmith MCP Server listed on the Official MCP Registry?
- LangSmith MCP Server is not on the Official MCP Registry. It is listed on Glama and PulseMCP.
- How many versions does LangSmith MCP Server have?
- No registry surfaces explicit version metadata for LangSmith MCP Server; MCP Toplist tracks 5 release tags from its GitHub repository, most recently published on Feb 25, 2026.
- Where can I find the source code for LangSmith MCP Server?
- The source code for LangSmith MCP Server is hosted at github.com/langchain-ai/langsmith-mcp-server.