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byfaro.ai check x402
https://byfaro.ai/agent/check/x402
answers 402
Single-signal check: can AI agents pay this website? Detects x402 support, /.well-known payment discovery and agent-commerce readiness. Returns yes/no plus underlying checks and fixes. Useful before attempting autonomous purchase from a site.
We sent a real
POST request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.01
- Network
- base
- Pay to
- 0x2586231a0ec268062f7ef79a290054cfd4c64aaa
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- POST
- Response latency
- 379 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-09-06T01:13:01.880Z (31d ago)
- Category
- search
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fbyfaro.ai%2Fagent%2Fcheck%2Fx402"