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LangChain

Exa Search for LangChain

io.github.exa-labs/exa-mcp-server

Neural web search built for agents: web search with live crawling, code-context search, company research and page crawling. Needs an Exa API key.

client:LangChain transport:stdio runtime:npm tools:4

Install Exa Search in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "exa-mcp-server": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "exa-mcp-server"],
        }
})

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

Exa Search in other clients