Notes
- Demo API Key is only available for CoinGecko Public Demo API Plan, the root URL for CoinGecko Public Demo API must be
https://api.coingecko.com/api/v3/- You are recommended to store the API key securely in your own backend and use a proxy to insert the key into the request URL
CoinGecko API Authentication Method
If this is your first time using the Demo API key, you can supply API Key to the root URL using one of these ways:
- Header:
x-cg-demo-api-key - Query String Parameter:
x_cg_demo_api_key
| Authentication Method | Example using Ping Endpoint |
|---|---|
| Header (cURL) | curl -X GET "https:/api.coingecko.com/api/v3/ping" -H "x-cg-demo-api-key: YOUR_API_KEY" |
| Query String Parameter | https://api.coingecko.com/api/v3/ping?x_cg_demo_api_key=YOUR_API_KEY |
API Key Usage Credits
- Each request made to any endpoint counts as a single call (1 call = 1 credit)
- Your monthly credit & rate limit are determined by the paid plan to which you subscribe. For more details, please refer to this page
- To check the API usage, please go to the developer dashboard or follow the guide here