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LangChain

AgentResolver Guard — Verify x402 Before Paying for LangChain

io.github.waxsway/agentresolver

Capability procurement + provider routing; $0.001 x402 verify-before-pay Guard on Base + Solana.

client:LangChain transport:streamable-http tools:35

Install AgentResolver Guard — Verify x402 Before Paying in LangChain

pip install langchain-mcp-adapters

from langchain_mcp_adapters.client import MultiServerMCPClient

client = MultiServerMCPClient({
        "agentresolver": {
            "transport": "streamable_http",
            "url": "https://agentresolver.vercel.app/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

All 35 tools →

AgentResolver Guard — Verify x402 Before Paying in other clients