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ExchangeRate-API (open)

Daily fiat exchange rates — open, no key

📈 FinanceUNMONITORED
AUTH NONECORS ✓AGENT ?HTTPS ✓COMMERCIAL ?

The open ExchangeRate-API endpoint returns daily-updated fiat rates for 160+ currencies with no key or signup. One GET on /latest/{base} yields the full cross-rate table plus next-update timestamps. Good for converters that can tolerate daily granularity.

—HOW IT'S SCORED ⓘ
▶ Run liveDocs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
ON PROBE SCHEDULE

We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗

Uptime historystarts after first probe

On our probe schedule. Uptime charts appear after the first check lands.

Example responsefrom provider docs — not verified by us
GET https://open.er-api.com/v6/latest/USD

{
  "result": "success",
  "provider": "https://www.exchangerate-api.com",
  "documentation": "https://www.exchangerate-api.com/docs/free",
  "terms_of_use": "https://www.exchangerate-api.com/terms",
  "time_last_update_unix": 1783209751,
  "time_last_update_utc": "Sun, 05 Jul 2026 00:02:31 +0000",
  "time_next_update_unix": 1783297501,
  "time_next_update_utc": "Mon, 06 Jul 2026 00:25:01 +0000"
}
Call itcurl · fetch · python
curl "https://open.er-api.com/v6/latest/USD"
const res = await fetch("https://open.er-api.com/v6/latest/USD");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://open.er-api.com/v6/latest/USD")
print(res.json())
Endpoints · 5On scheduleFULL DOCS ↗
On schedule — GET /latest/USD awaits first probe
GET/latest/USDPROBED

Daily fiat exchange rates — open, no key

GET/latest

Most recent entries.

GET/latest/1

Latest details by ID (example: 1).

GET/latest?limit=10

Most recent entries.

GET/latest/search?q=test

Search by query parameters.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Not tracked yet. Shape-change history starts once this API joins our probe schedule.

ExchangeRate-API (open): common questions

Is ExchangeRate-API (open) free to use?

Yes — ExchangeRate-API (open) is a free finance API. Free tier: Free — limits not published. Whether the free tier allows commercial use is unclear — check the provider docs.

Does ExchangeRate-API (open) need an API key?

No — ExchangeRate-API (open) needs no API key or signup. You can call it straight away; rate limits still apply (Unpublished).

Can I call ExchangeRate-API (open) from the browser?

Yes — ExchangeRate-API (open) returns CORS headers over HTTPS, so front-end code can fetch it directly with no backend proxy. Use the fetch snippet on this page, or hit "Run live" to try it now.

Is ExchangeRate-API (open) up right now?

ExchangeRate-API (open) is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.