x402 v2 Router

Try before payment

Inspect a representative partial result, exact price and copy-ready upgrade instructions. No wallet, signature or payment required.

Copy-ready MCP call

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "x402_v2_router",
    "arguments": {"payment_requirements":{"x402Version":2,"accepts":[{"network":"eip155:8453","asset":"usdc","scheme":"exact"}]},"client_capabilities":{"networks":["eip155:8453"],"assets":["usdc"],"schemes":["exact"]}}
  }
}

What the agent receives

Compatible requirement selection, exact next action, commitments and no-settlement overclaim.

No API key or subscription. The first paid request returns HTTP 402 payment requirements; an x402 client signs and retries automatically.