---
metadata:
  - name: generator
    content: Diplodoc Platform v5.52.0
alternate:
  - https://yandex.com/support/search/en/captcha.md
  - href: en/captcha.md
    type: text/markdown
    title: Markdown version
  - href: llms.txt
    type: text/markdown
    title: llms.txt
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com/support/search/en/llms.txt

# Captcha blocks the query

If the service receives a lot of same-type queries, Yandex may request additional confirmation to tell a real person from a robot.

For more information, see [Service blocking and captcha](https://yandex.com/support2/smart-captcha/en/).


[Contact support](https://yandex.com/support/search/en/troubleshooting/feedback.md){.button}

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