Currencylayer

currencylayer.com

Provides real-time and historical exchange rate data and currency conversion for 168 world currencies and precious metals via a JSON REST API.

The Currencylayer API uses api key authentication; has freemium pricing; offers a free tier (Free plan: 100 API calls/month, daily updates, historical rates); rate limits: Monthly API request quotas by plan (100 free / 10,000 / 100,000 / 500,000); overage fees apply after 100% usage. Verified 2026-07-12 with per-field source links.

Finance Verified 2026-07-12 high confidence

Base URL

https://api.currencylayer.com/

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Auth

api_key

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Free tier

Free plan: 100 API calls/month, daily updates, historical rates

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Pricing model

freemium

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Pricing

Free $0 (100 calls); Basic $14.99/mo (10,000 req + $0.005996 each); Enterprise $59.99/mo (100,000 req); Enterprise+ $99.99/mo (500,000 req); Custom Enterprise pricing available. Up to 15% off annual billing.

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Rate limits

Monthly API request quotas by plan (100 free / 10,000 / 100,000 / 500,000); overage fees apply after 100% usage

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OpenAPI spec

not documented null

no source

MCP server

not documented null

no source