Yandex · AI training crawlers · json
User-agent: YandexAdditionalBot Disallow: /
| robots.txt token | YandexAdditionalBot |
| User-agent contains | YandexAdditionalBot |
| Operator | Yandex |
| Category | AI training crawlers |
| robots.txt | ignores the * group; obeys rules named for its own token |
| Verify by | reverse DNS |
The second token Yandex publishes for the same AI-answers opt-out. Both names appear in Yandex's own robot list, so a robots.txt that names only one of them is half a policy.
Same as YandexAdditional: out of Yandex's AI answers, still in Yandex Search. Name both tokens or neither.
Mozilla/5.0 (compatible; YandexAdditionalBot/1.0; +http://yandex.com/bots)
User-agent: YandexAdditionalBot Allow: /
Operator documentation: https://yandex.com/support/webmaster/en/robot-workings/check-yandex-robots
Machine copies: json ·
markdown
Policies that name this crawler:
allow-all · block-ai-training · block-all-ai · maximum-ai-visibility