PerplexityBot

Perplexity's search crawler. Perplexity recommends allowing it plus its published IP ranges; it is not used to train foundation models.

Should you block it?

Almost never block

PerplexityBot builds and refreshes the index behind Perplexity's AI answers. Blocking it is the most expensive mistake in AI SEO: you disappear from Perplexity citations while your training decision stays completely separate.

If you need to protect specific sections (pricing, docs), use path-scoped rules instead of a blanket Disallow: /.

How to allow it in robots.txt

User-agent: PerplexityBot
Allow: /

How to block it

User-agent: PerplexityBot
Disallow: /

Source & verification

Official source Operator documentation — last verified against operator docs 2026-09-12

https://docs.perplexity.ai/docs/resources/perplexity-crawlers

"Should you block it?" below is our own interpretation, not the operator's recommendation.

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