Currency Exchange Rates
POST https://data.tollkit.dev/fx
Listed in Coinbase x402 Bazaar
Currency exchange rates: convert an amount between currencies such as USD, EUR, GBP and JPY at the European Central Bank reference rate, today or on a past date.
Other endpoints from data.tollkit.dev
The same service's other paid functions that Hagglyai tracks, each with its own price. Functions outside Hagglyai's categories are not listed.
| Endpoint | Category | Price per call |
|---|---|---|
| POST /airport/status | Flights & travel | $0.003 |
| POST /data/company | Stocks & forex | $0.006 |
| POST /data/diligence | Stocks & forex | $0.03 |
| POST /sec/company | Stocks & forex | $0.002 |
| POST /sec/financials | Stocks & forex | $0.004 |
| POST /weather | Weather | $0.002 |
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://data.tollkit.dev/fx"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-14 18:15 | Valid 402 | 402 | 1713 ms | $0.002 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves