Comet
Perplexity's AI browser with a built-in assistant that can browse, summarize and complete tasks on web pages for you.
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Use cases
About Comet
Comet is listed in our browser/computer use category and is aimed at people who want a ready-to-use product. Perplexity's AI browser with a built-in assistant that can browse, summarize and complete tasks on web pages for you. Pricing, as the maker states it: Free download; paid Perplexity plans add assistant usage. Maturity: Active. We last checked the official link on 2026-10-18.
What is Comet?
Comet is Perplexity's AI browser. It's built on Chromium, uses Perplexity search as its main search engine, and has a built-in assistant that can understand pages, create content and take on tasks for you. Comet is available for Mac, Windows, iOS and Android.
According to Perplexity's help center, its main features are Personal Search, which uses your browsing history; natural-language browser commands for managing tabs; a Gmail connector for email and calendar questions; Ask and Summarize buttons for the page you're on; and built-in ad blocking. It also has standard browser features and supports most Chrome extensions.
Sources: perplexity.ai/comet, perplexity.ai/help-center/en/articles/11172798-getting-started-with-co and our directory listing, checked 2026-10-18.
Who is Comet for?
People who want an everyday browser with an AI assistant that can answer questions about pages, summarize them and take on web tasks.
Key features
- Chromium-based, supports most Chrome extensions
- Perplexity AI search as the default engine
- Comet Assistant for page questions and delegated tasks
- Natural-language browser commands for tabs
- Gmail connector, Ask and Summarize buttons, built-in AdBlock
- Mac, Windows, iOS and Android
Comet FAQ
What is Comet?
Comet is Perplexity's AI browser. It's built on Chromium, uses Perplexity search as its main search engine, and has a built-in assistant that can understand pages, create content and take on tasks for you. Comet is available for Mac, Windows, iOS and Android.
Who is Comet for?
People who want an everyday browser with an AI assistant that can answer questions about pages, summarize them and take on web tasks.
Is Comet free?
Comet's pricing, as the maker states it: Free download; paid Perplexity plans add assistant usage. Check the official site for current plans.
What are alternatives to Comet?
Similar tools include Minion AI, Sigma AI Browser, Arro, HARPA AI, Page Agent and Firefox DevTools MCP.
Comet ratings and reviews
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Comet alternatives
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HARPA AI
Chrome extension browser agent that combines models like GPT, Claude and Gemini to automate web tasks, searching, writing and summarizing.
Page Agent
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Firefox DevTools MCP
Mozilla's MCP server that lets AI agents browse with Firefox and inspect pages with its developer tools over WebDriver BiDi.
Related lists
🏆 See also: Browser Use alternatives · All best-of lists
🧭 Task guides: AI browser automation tools
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