HPP x402 MCP Bridge for LangChain
io.github.hpp-io/x402-mcp-bridge
MCP bridge for autonomous x402 payments in HPP USDC.e — discover and pay for services per call.
client:LangChain
transport:stdio
runtime:npm
Install HPP x402 MCP Bridge in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"x402-mcp-bridge": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@hpp-io/x402-mcp-bridge"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs