Frankfurter
Open-source currency exchange rate API tracking the European Central Bank
FreeAPI Smart Gateway Supported (Recommended)
Zero account setup or API key registration needed. Call directly through FreeAPI Smart Edge Gateway with in-memory cache, automatic CORS support, and normalized JSON output.
Live Test Console & 3D Assistant
Launch our 3D companion to execute real-time REST JSON queries against this endpoint with zero CORS friction.
Quickstart Code Snippets
Copy-paste ready boilerplate for your tech stack.
// Call via FreeAPI Smart Edge Gateway (In-Memory Cache + CORS Guard)
// Endpoint: https://findfreeapi.com/api/v1/gateway/frankfurter
async function callFrankfurter() {
try {
const response = await fetch("https://findfreeapi.com/api/v1/gateway/frankfurter", {
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);
}
}
callFrankfurter();Share with Devs & GitHub Badge
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Key Advantages (Pros)
- Zero-Auth: No API key or registration required to start querying.
- Unlimited or generous quota suitable for high-throughput testing.
- HTTPS & CORS Enabled: Can be queried directly from client browsers or server backends.
Considerations & Limits (Cons)
- Third-party SLA: Service uptime depends on the upstream provider.
Frequently Asked Questions (FAQ)
Technical and integration answers for Frankfurter.
GitHub README Verified Badge
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