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LangChain

pepxml mcp for LangChain

io.github.mrfentmen/pepxml-mcp

pepXML MCP: parse search results, validate runs, spectrum queries and hits.

client:LangChain transport:stdio runtime:npm

Install pepxml mcp in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "pepxml-mcp": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "@mrfentmen/pepxml-mcp"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

pepxml mcp in other clients