To keep you in compliance, Exotel maintains the appropriate rate limits:

API

Value

Voice

All Voice APIs are rate limited to 200 calls per minute. Once this limit has been crossed, your requests will be rejected with an HTTP 429 'Too Many Requests' code

SMS

All SMS APIs are rate limited to 200 SMSes per minute. Once this limit has been crossed, your requests will be rejected with an HTTP 429 'Too Many Requests' code