code402 — A2A / AP2 bridge

Lets A2A and AP2 agents buy code402 tools per call, paying over x402 (USDC on Base, EIP-3009) directly to the seller. No accounts, no API keys, no custody, no credit.

• Agent Card: /.well-known/agent-card.json
• JSON-RPC: POST /a2a (SendMessage, GetTask, CancelTask)
• Machine guide: /llms.txt · Health: /health
• Seller catalog (authoritative prices via HTTP 402): https://code402.dev/.well-known/mcp.json

Bridge version 0.1.0. Operator: code402. No latency or volume figures are published because none are measured on this deployment.