openapi for LangChain
io.github.docat0209/openapi
Turn any OpenAPI/Swagger spec into MCP tools. Zero config, zero code.
client:LangChain
transport:stdio
runtime:npm
Install openapi in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"openapi": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "mcp-openapi"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs