Control every Yandex bot at once
robots.txt lets one rule group target multiple user-agents. These snippets cover all 2 Yandex tokens in this directory. For finer control, set rules per bot on each bot's page.
Allow all Yandex bots
User-agent: YandexAdditional
User-agent: YandexBot
Allow: /Block all Yandex bots
User-agent: YandexAdditional
User-agent: YandexBot
Disallow: /Careful: this group includes a search engine crawler. Blocking it removes you from traditional search rankings and the AI answers built on that index, not just AI features.