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LangChain

Catalyst evidence graph for LangChain

ai.catalystproject/evidence-graph

Findings on what compounds and supplements do in the body, with evidence strength, quote and paper.

client:LangChain transport:streamable-http tools:7

Install Catalyst evidence graph in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "evidence-graph": {
            "transport": "streamable_http",
            "url": "https://catalystproject.ai/mcp",
        }
})

tools = await client.get_tools()

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

What LangChain can do once it is connected

Catalyst evidence graph in other clients