LangChain

Protocol Banks for LangChain

io.github.everest-an/protocol-banks

Control plane for agent commerce: orders, payments, cards and trading under one mandate.

client:LangChain transport:streamable-http tools:23

Install Protocol Banks in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "protocol-banks": {
            "transport": "streamable_http",
            "url": "https://www.protocolbanks.com/api/mcp",
        }
})

tools = await client.get_tools()

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

What LangChain can do once it is connected

Protocol Banks in other clients

Protocol Banks MCP server