mcp for LangChain
ai.testiv/mcp
Local-first visual regression for AI agents: verdicts, diff images, explain_snapshot. No API key.
client:LangChain
transport:stdio
runtime:npm
Install mcp in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@testivai/mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs