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All solutions
    • All solutions for SmartCaptcha
    • Resolving the `Key cannot be used on the domain captcha-api.yandex.ru` error
    • How to get information about the number of challenges used over a certain period
    • Lifetime of the token returned by the `check` method in SmartCaptcha

In this article:

  • Examples of SmartCaptcha configurations and use cases
  • Solutions for known SmartCaptcha issues
  1. SmartCaptcha
  2. All solutions for SmartCaptcha

Solutions for SmartCaptcha

Written by
Yandex Cloud
Updated at December 17, 2025
  • Examples of SmartCaptcha configurations and use cases
  • Solutions for known SmartCaptcha issues

Examples of SmartCaptcha configurations and use casesExamples of SmartCaptcha configurations and use cases

  • How to get information about the number of challenges used over a certain period
  • Lifetime of the token returned by the check method in SmartCaptcha

Solutions for known SmartCaptcha issuesSolutions for known SmartCaptcha issues

  • Fixing the Key cannot be used on the captcha-api.yandex.ru domain error

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