2. Making API Request

• Root URLs:

  • Pro API: https://pro-api.coingecko.com/api/v3/, refer to Pro API Authentication.
  • Demo API: https://api.coingecko.com/api/v3/, refer to Demo API Authentication.

• Example using the /ping endpoint:

  • Pro API: https://pro-api.coingecko.com/api/v3/ping?x_cg_pro_api_key=YOUR_API_KEY

  • Demo API: https://api.coingecko.com/api/v3/ping?x_cg_demo_api_key=YOUR_API_KEY

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