# 402xAgent

> Check an x402 endpoint before your agent pays: pay, skip or recheck, with Ed25519-signed receipts.

- **Domain**: `402xagent.com`
- **Provider**: 402xAgent (https://402xagent.com)
- **A2A protocol version**: 1.0
- **Kind**: a2a_agent
- **Category**: verification
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 90%
- **Payment protocol**: x402 · network `eip155:8453` · ≥ $0.02
- **Wallet**: `0x37cfcc8a29e9ff9458902b29e31e42dc7b718674`

## Skills
- **Free x402 pre-payment check** — GET https://api.402xagent.com/v1/products/endpoint-spot-check?url=<endpoint> probes a public x402 endpoint once without paying it and answers pay, skip or reche
- **Paid spot-check with full payment terms** — The same check after the free quota: HTTP 402, $0.02 USDC on Base via x402 (exact scheme, amount 20000). Never pays the target. Adds the full payment details to

## URLs
- Agent card: https://402xagent.com/.well-known/agent-card.json
- Page (HTML): https://agenstry.com/agents/402xagent.com
- Documentation: https://402xagent.com/docs