Finance & Stock MarketKey Required

Exchange Rate APIFree REST Service

ExchangeRate-API provides a free and open-access API for real-time currency conversion and exchange rate data without the need for an API key. It supports various currency pairs and allows users to obtain current and historical exchange rates for personal or commercial use, subject to terms of attribution and rate limits.

Best for:Forex calculators, fintech SaaS prototypes, stock monitoring, and payment conversions.
Verified REST Service
Official Documentation
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Interactive Web Tool Available

You can test and use this service interactively in your browser with our ISO 13616 IBAN & BIC/SWIFT Validator tool.

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Rate Limit
Free (Quota-limited)
Auth
External Key
Security & CORS
HTTPS • CORS Enabled
Payload Format
JSON / REST

Exchange Rate API API Key Required

An external API key is required to authenticate requests with Exchange Rate API. Allowance: Free (Quota-limited). Obtain your free key from the official developer portal and replace YOUR_API_KEY in the code snippets below.

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Auth-Gated

Live Test Console & 3D Assistant

Launch 3D studio to inspect query parameters, authentication headers, or test with your personal developer key.

Quickstart Code Snippets

Copy-paste ready boilerplate for your tech stack.

Bypass browser CORS restrictions. Protected by in-memory RAM cache and automated circuit breaker.
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// Call via FreeAPI Smart Edge Gateway (In-Memory Cache + CORS Guard)
// Endpoint: https://findfreeapi.com/api/v1/gateway/exchange-rate-api

async function callExchangeRateAPI() {
  try {
    const response = await fetch("https://findfreeapi.com/api/v1/gateway/exchange-rate-api", {
      headers: {
        "Accept": "application/json",
        // "x-freeapi-key": "fapi_live_your_api_key" // FreeAPI Gateway Key
      }
    });

    if (!response.ok) {
      throw new Error(`Gateway HTTP error! status: ${response.status}`);
    }

    const data = await response.json();
    console.log("FreeAPI Live Data:", data);
  } catch (error) {
    console.error("FreeAPI Gateway Error:", error);
  }
}

callExchangeRateAPI();
Running this API inside a bot, microservice, or backend daemon?

Share with Devs & GitHub Badge

Share this public endpoint with your team or embed verified status badge in your README.md.

GitHub README.md Badge (Live SVG):
[![Exchange Rate API - Free Public API](https://findfreeapi.com/api/badge/exchange-rate-api?style=flat)](https://findfreeapi.com/en/service/exchange-rate-api?utm_source=github_badge&utm_medium=readme&utm_campaign=readme_badge)

Key Advantages (Pros)

  • Free Tier Available: Developers can test and build without entering credit card details.
  • Documented Rate Limit: Free (Quota-limited).
  • HTTPS & CORS Enabled: Can be queried directly from client browsers or server backends.

Considerations & Limits (Cons)

  • External Key Required: Requires creating an account with the provider.
  • Rate Limited: Excessive rapid requests may receive HTTP 429 status.
  • Third-party SLA: Service uptime depends on the upstream provider.

Frequently Asked Questions (FAQ)

Technical and integration answers for Exchange Rate API.

Yes, Exchange Rate API is listed as a free endpoint on FreeAPI Directory with an allowance of: Free (Quota-limited).

GitHub README Verified Badge

Embed this live verified badge in your project or repository.

Preview:Exchange Rate API FreeAPI Verified Badge
[![Exchange Rate API - Free Public API](https://findfreeapi.com/api/badge/exchange-rate-api?style=flat)](https://findfreeapi.com/en/service/exchange-rate-api?utm_source=github_badge&utm_medium=readme&utm_campaign=readme_badge)
Official Service Provider Ownership: Exchange Rate API

All data feeds, trademarks, and documentation belong directly to the original API provider. FreeAPI serves purely as a discovery index and documentation reference for developers.

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