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Grok vs Perplexity: catalog facts
Grok	Perplexity
Freemium Free to start; available features depend on the service plan.	Freemium Free to use, with a paid Pro tier for more advanced search.
Web	Web
Real-time answers from the web and X Chat, image creation and code writing in one place	Answers include citations to sources Follow-up questions keep context
Features depend on the service plan Hosted service, so prompts are processed on the developer's servers	AI answers can still misread or misstate sources Advanced features sit behind a paid tier
Web application	Web application
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	No account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.