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Success (200 OK):

  • The request was successful, and the response contains the requested data.

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Client Errors (400-417):

  • 400 Bad Request: Your request is malformed or missing required parameters.
  • 401 Unauthorized: You did not provide a valid API key.
  • 404 Not Found: The requested resource does not exist.
  • 429 Too Many Requests: You have exceeded the rate limit.

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Common Client Errors:

  • limit exceeds 2000: Your request exceeds the maximum allowed number of results (2000). Reduce the limit.
  • missing exchange: You need to specify the exchange in your request.
  • missing interval: Include an interval parameter such as m1, h1, or d1.

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Server Errors (500-505):

  • 500 Internal Server Error: Something went wrong on CoinCap’s end. Please try again later.
  • 503 Service Unavailable: The service is temporarily down for maintenance.