currency-api-production-4a8d.up.railway.app
GET https://currency-api-production-4a8d.up.railway.app/rates/historical
Listed in thirdweb
Historical fiat exchange rates for a given date (YYYY-MM-DD, back to 1999-01-04) and base currency; optionally restrict to specific targets.
Other endpoints from currency-api-production-4a8d.up.railway.app
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 |
|---|---|---|
| GET /crypto/price | Crypto prices & market data | $0.001 |
| POST /crypto/price | Crypto prices & market data | $0.001 |
| POST /crypto/prices | Crypto prices & market data | $0.001 |
| POST /rates/historical | Stocks & forex | $0.001 |
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 GET "https://currency-api-production-4a8d.up.railway.app/rates/historical"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseEstimated calls per day
Paid calls to currency-api-production-4a8d.up.railway.app's tracked endpoints each day, estimated from the 30-day totals the x402 catalogues report. Each bar is the change in that 30-day total since the day before, plus the calls that left the 30-day window (taken as an average day). It is an estimate: Hagglyai does not measure or pay for these calls.
Usage available for 3 of 5 tracked endpoints, 14 paid calls in the last 30 days. Last updated 2 hours ago. Unknown usage is left out, not counted as zero.
Compared with other providers
currency-api-production-4a8d.up.railway.app ranks 108th of 212 in Stocks & forex by its latest reported 30-day paid calls. Coverage matters: a provider whose endpoints report more of their usage can rank higher.
| # | Provider | Reported 30-day calls | Coverage |
|---|---|---|---|
| 1 | agent402.tools | 2,856 | 139 of 211 endpoints |
| 2 | x402.orthogonal.com | 2,083 | 186 of 231 endpoints |
| 3 | agent.pocket.network | 1,459 | 13 of 23 endpoints |
| 4 | api.x402node.dev | 1,227 | 163 of 194 endpoints |
| 5 | vaaya.ai | 1,227 | 40 of 75 endpoints |
| 6 | api.losbeto.xyz | 1,202 | 20 of 107 endpoints |
| 7 | market.datapackvibe.com | 1,098 | 653 of 1320 endpoints |
| 8 | x402.ottoai.services | 1,000 | 28 of 32 endpoints |
| 108 | currency-api-production-4a8d.up.railway.app (this one) | 14 | 3 of 5 endpoints |