Throttling limits

Describes throttling limits for API server requests.

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API throttling limits the number of requests an API server accepts within a given time period. API requests are throttled to ensure a better quality of service.

If the number of API requests exceed the throttling limit, the following occurs:

  • The API request is rejected.
  • HTTP 429 Too Many Requests status code is returned. This indicates that too many requests were sent. within a given amount of time (“rate limiting”).

The following limits apply for each tenant (service provider, partner, and client) as requests per minute:

API CategoryGET (non-paginated)GET (paginated)POST/DELETE/PUT
Other APIs5005050

Usage information

API response headers include information on usage against throttling limits. This allows applications making API requests can self-regulate their requests.

HTTP HeaderDescriptionExample
X-RateLimit-LimitNumber of requests the user is allowed to make per minute.X-RateLimit-Limit: 500
X-RateLimit-RemainingNumber of requests remaining in the current rate limit window.X-RateLimit-Remaining: 14
X-RateLimit-ResetThe time at which the current rate limit window resets. Time in UTC epoch seconds.X-RateLimit-Reset: 1491397260

Error response sample

The following sample response is generated if the API requests exceed the rate limit:

	"error" : "throttled",
	"error_description" : "Too Many Requests"