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API

Cascade API rate limits

There is a resend cooldown and rate limits on API token/IP.

Default values (documentation)

Parameter Value
Code length 6 digits
Code TTL 300 sec (5 min)
Resend to a number ~1 time / 60 sec
Rate limit by token/IP present on the API side

Recommendations

  • Show a “send again” timer on the frontend.
  • Do not run verify in a loop without delay.
  • Log message, not raw OTP.

See send-otp, verify-otp, errors, pricing.