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usaref.dev v1 all
https://usaref.dev/v1/all
answers 402
Snapshot of every series, all countries
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.02
- Network
- base
- Pay to
- 0x1F0409ccD20A2fb497d4DeCeF4E17e9d0688FeA6
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 1106 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:31:46.978Z (2d ago)
- Category
- other
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fusaref.dev%2Fv1%2Fall"