payagent mcp for LangChain
io.github.stevemilton/payagent-mcp
Pay x402 APIs in USDC on Base, Solana, and BNB Chain with spend mandates, receipts, idempotency.
client:LangChain
transport:stdio
runtime:npm
Install payagent mcp in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"payagent-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@arispay/payagent-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs