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Comet vs ChatGPT Atlas

A side-by-side comparison of Comet and ChatGPT Atlas — ratings, pricing, strengths, weaknesses and who each one is best for.

Updated 2026

CriteriaComet
AI browser
ChatGPT Atlas
AI browser
Rating
4.4
4.4
Pricing
  • Free: Free
  • Pro: $20/mo
  • Free: Free
  • Plus: $20/mo
Pros
  • ✓ Autonomous browsing
  • ✓ Sidebar assistant
  • ✓ Strong search
  • ✓ Now free
  • ✓ ChatGPT built in
  • ✓ Agent actions
  • ✓ Context memory
  • ✓ Smooth experience
Cons
  • ✗ Chromium-based
  • ✗ Mind privacy
  • ✗ Newer ecosystem
  • ✗ Privacy concerns
  • ✗ Platform-limited
  • ✗ New ecosystem
Best forResearch, Web automation, Comparison shopping, Everyday browsingWeb automation, Research, Writing help, Everyday browsing
PlatformsWindows, macOSmacOS, Windows, iOS

Our verdict

Both score 4.4/5 in our review, so the right pick comes down to your workflow.

Choose Comet if you want Research, Web automation. Choose ChatGPT Atlas if you need Web automation, Research.

Read the full Comet review →Read the full ChatGPT Atlas review →

FAQ

Is Comet better than ChatGPT Atlas?

In our review Comet rates 4.4/5 and ChatGPT Atlas rates 4.4/5. Comet is best for Research, Web automation, while ChatGPT Atlas suits Web automation, Research — so the better choice depends on your priorities.

What is the difference between Comet and ChatGPT Atlas?

Comet: Perplexity's AI browser with a built-in assistant that browses autonomously and completes multi-step tasks. ChatGPT Atlas: OpenAI's AI browser with ChatGPT deeply built in, able to act on web pages as an agent.

Which is cheaper, Comet or ChatGPT Atlas?

Comet starts at Free (Free); ChatGPT Atlas starts at Free (Free).