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oracles-production.up.railway.app tariffaudit check
https://oracles-production.up.railway.app/v1/tariffaudit/check
answers 402
PREMIUM one-call import-duty verdict: pass ?hts=<code>&origin=<country> and get the base MFN rate, Chapter-99 stacking (Section 301/232/IEEPA), a combined effective-rate estimate, recent tracked changes, and an LLM verdict on the true landed duty — the answer a supply-chain agent needs instead of parsing the 3,000-page HTS.
We sent a real
GET request to this endpoint and it
answered 402 with payment requirements we could parse.
- Price
- $0.50
- Network
- base
- Pay to
- 0xC66EE26cAE6cd34970f51f644f36D720826d392A
- Spec dialect
- v2 (declares x402Version 2)
- Transport
- PAYMENT-REQUIRED header
- HTTP method
- GET
- Response latency
- 101 ms
- Payment options
- 1 usable of 1
- Last checked
- 2026-08-15T14:34:20.893Z (6d ago)
- Category
- finance-crypto
Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Foracles-production.up.railway.app%2Fv1%2Ftariffaudit%2Fcheck"