# PayAPI Market

> x402 marketplace for AI agents. Discover pay-per-call APIs paid in USDC on Base, Solana or Algorand, depending on the listing, no API key. Free to list, providers keep 100%. Settlement-verified listings include on-chain receipts.

- **Domain**: `payapi.market`
- **A2A protocol version**: 0.3.0
- **Kind**: a2a_agent
- **Live-responds (last probe)**: False
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 75%

## Skills
- **search_apis** — Search the live x402 API catalogue by free text query
- **list_apis** — List live x402 APIs, optionally filtered by category
- **get_api** — Get detailed information about a specific x402 API by id or slug

## URLs
- Agent card: https://payapi.market/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/payapi.market