PerplexityBot
Perplexity · AI search index
What Perplexity says it does
“designed to surface and link websites in search results on Perplexity. It is not used to crawl content for AI foundation models.”
The facts
| Operator | Perplexity |
| robots.txt token | PerplexityBot |
| Appears in access logs | Yes |
| User-agent string | Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; PerplexityBot/1.0; +https://perplexity.ai/perplexitybot) |
| robots.txt | Honors robots.txt. Perplexity's documentation recommends allowing it so pages can appear in Perplexity results. |
| IP list | https://www.perplexity.com/perplexitybot.json |
| Documentation | https://docs.perplexity.ai/guides/bots, read 4 Aug 2026 |
Allow or block it in robots.txt
To block PerplexityBot entirely:
User-agent: PerplexityBot Disallow: /
To allow it everywhere:
User-agent: PerplexityBot Allow: /
Verify a request is really PerplexityBot
Match the requesting IP against the published list.
Observed on this property
Not observed here yet. This site logs every request from 15 named AI agents; logging began 4 Aug 2026. When PerplexityBot first fetches a page, this section fills in from the log.
Also run by Perplexity
- Perplexity-User | User-requested fetches