PowaHub
Mid-market reference rates for one base currency against all published currencies, from the European Central Bank.
Go to this service →Our latest check (2026-10-11)
- Answering
- Yes — valid x402 payment terms
- Time to answer
- 598 ms
- Price
- $0.007 per call
- Paying buyers, last 30 days
- 1 (directory's own records)
- Paid calls, last 30 days
- 1
- Category
- Currency and FX rates
- Address
- https://api.powahub.ai/CertainData/fx-rates/:base
Accuracy
Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.
For agents
This page as JSON: /sellers/51837fc919f2.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).