Tool Perplexity AI answer engine that searches the web and responds with cited sources; includes deep research. Free tierYes Starting price$17/mo (billed annually) PricingOfficial page showed only the annual-billing price for Pro; monthly-billing price not confirmed. Updated17 Oct 2026 Open tool researchsearchcitations Picked for Which AI tool should I use to research a topic with sources? Rank 1 Sources perplexity.ai — pricing perplexity.ai — pro Get the weekly note Weekly noteJob ticket Company website A job the note should cover Email for the weekly note Send the weekly note Free weekly email: what shipped, and what is worth switching to. The job you type is demand research so we know what to cover first. No account. Unsubscribe any time by emailing privacy@jobtotool.com. Weekly note You're on the list.