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LangChain

Subagent MCP for LangChain

io.github.thang1710/subagent-mcp

Let Codex orchestrate external coding agents through their native harnesses.

client:LangChain transport:stdio runtime:pypi

Install Subagent MCP in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "subagent-mcp": {
            "transport": "stdio",
            "command": "uvx",
            "args": ["subagent-harness-mcp"],
        }
})

tools = await client.get_tools()

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

Subagent MCP in other clients