← All endpoints
x402-gateway.ai v1 ping
https://x402-gateway.ai/api/v1/ping
answers 402
Paid ping — test the x402 payment flow end-to-end. Returns pong. Costs $0.001, exists so agents can verify their x402 wallet setup against this gateway cheaply.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.001
- Network
- base
- Pay to
- 0x9d305938253c491F7259d437efF064418B3FDFa0
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 187 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:22:02.664Z (21d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fx402-gateway.ai%2Fapi%2Fv1%2Fping"