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kx402 for LangChain

io.github.kali123411/kx402

Kaspa x402 agent payer — pay x402 v2 services on Kaspa (KAS) per call, no account or API key

client:LangChain transport:stdio runtime:npm

Install kx402 in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "kx402": {
            "transport": "stdio",
            "command": "npx",
            "args": ["-y", "kx402"],
        }
})

tools = await client.get_tools()

get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs

kx402 in other clients