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x402 Payment Request Parser for LangChain

io.github.mk-career-planning/x402-safety-kit

x402 payment-request parser with a limited token list. Does not sign, approve or judge payments.

client:LangChain transport:streamable-http tools:4

Install x402 Payment Request Parser in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "x402-safety-kit": {
            "transport": "streamable_http",
            "url": "https://x402-safety-kit-production.mk-career-planning.workers.dev/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

x402 Payment Request Parser in other clients