A2A Passport — one GTIN, one call, everything GSC knows, signed for LangChain
io.github.greencore-solutions/a2a-passport
The hubs are the records; A2A-Passport.ai issues the passport.
client:LangChain
transport:streamable-http
tools:3
Install A2A Passport — one GTIN, one call, everything GSC knows, signed in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"a2a-passport": {
"transport": "streamable_http",
"url": "https://mcp.a2a-passport.ai/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs