Questions about the Currency Converter API

The things developers ask before wiring up the Currency Converter API — what it returns, what it covers, and where the limits are. Straight answers, no fluff.

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How many currencies are supported?
We support 150+ world currencies including major currencies (USD, EUR, GBP, JPY), emerging market currencies, and cryptocurrencies.
How often are exchange rates updated?
Exchange rates are updated multiple times per day from reliable financial data sources to ensure accuracy for your applications.
Can I convert between any two currencies directly?
Yes, you can convert between any two supported currencies directly. We handle cross-rate calculations automatically.
What format are currency codes in?
We use standard ISO 4217 three-letter currency codes (e.g., USD, EUR, GBP, JPY).
Is historical rate data available?
The converter uses current rates. For historical data, check our Exchange Rate API which provides historical rate lookups.
What is the API response time?
Typical response times are under 100ms, making it suitable for real-time conversion in checkout flows and pricing displays.

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