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Perplexity Comet vs Tabbit: catalog facts
Perplexity Comet	Tabbit
Freemium A free tier is available. Full agent features require a Perplexity subscription.	Freemium Free to download and try; paid plan details are not given on the homepage.
Windows, macOS	Windows, macOS
Assistant can act on pages, not only summarise them	Agent mode for multi-step tasks in the browser Many AI models from different providers
Requires a Perplexity account, and an agent acting on logged-in sites carries real risk Closed source	Relies on cloud AI models No Linux version
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Needs internet
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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