why3 mcp for LangChain
io.github.mrfentmen/why3-mcp
Why3 MCP: 20 real tools to read, check, lint, scaffold, build and run Why3 code.
client:LangChain
transport:stdio
runtime:npm
Install why3 mcp in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"why3-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@mrfentmen/why3-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs