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mcp/harbor
LangChain

ratchet for LangChain

io.github.iversonwuwei/ratchet

Read-only tools to inspect your agent setup: list MCP servers, flag unpinned ones, test a policy.

client:LangChain transport:stdio runtime:oci

Install ratchet in LangChain

pip install langchain-mcp-adapters 

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "ratchet": {
            "transport": "stdio",
            "command": "docker",
            "args": ["run", "-i", "--rm", "ghcr.io/suhui-organization/ratchet:v0.12.1"],
        }
})

tools = await client.get_tools()

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

ratchet in other clients

ratchet MCP server