Exchange rates API built for developers

Real-time and historical FX data for 170+ currencies. Simple JSON over HTTPS, updated every 60 seconds.

Start for freeRead the docs
curl https://za.lounge23.xyz/api/v1/latest?base=EUR \
  -H "Authorization: Bearer YOUR_API_KEY"

{ "base": "EUR", "rates": { "USD": 1.0874, "GBP": 0.8412, "SEK": 11.2093 } }

Why Lounge Rates

170+ currencies

Fiat, metals and major crypto from central banks and liquidity providers.

60-second updates

Historical data back to 1999 with daily granularity.

99.95% uptime

Redundant Nordic infrastructure with a public status page.

Pricing

Free

€0/mo

1,000 requests per month

Pro

€19/mo

100,000 requests, any base currency

Business

€99/mo

2M requests, SLA, priority support