x402 Toolbox for LangChain
io.github.swiftbotlab/x402-toolbox
62 pay-per-call web, DNS, EVM and data tools. x402 USDC on Base, $0.003-$0.02 per call, no signup.
client:LangChain
transport:streamable-http
tools:62
Install x402 Toolbox in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"x402-toolbox": {
"transport": "streamable_http",
"url": "https://x402-toolbox.swiftbotlab.workers.dev/mcp",
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs