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mcp/harbor
LangChain

Elasticsearch for LangChain

io.github.tocharianou/elasticsearch

Elasticsearch MCP Server with multi-version support (ES 5.x-9.x) and comprehensive API access

client:LangChain transport:stdio runtime:npm

Install Elasticsearch in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

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

tools = await client.get_tools()

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

Elasticsearch in other clients

Elasticsearch MCP server