x402 Wallet for LangChain
io.github.nirholas/x402-mcp
Self-custodial x402 wallet for AI agents: pay any service in USDC or $THREE from your own key.
client:LangChain
transport:stdio
runtime:npm
Install x402 Wallet in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"x402-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@three-ws/x402-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs