Firefox lets you swap Google for Perplexity

Every AI startup under the sun seems to be building a brand-new browser right now, practically begging you to ditch Chrome or Safari for an AI-native interface.

Mozilla is taking a much simpler route. On Tuesday, the company announced that it is adding Perplexity AI as a native search engine option inside Firefox for all desktop users worldwide.

AI in your existing address bar

Mozilla previously tested Perplexity in a handful of select regions, including the U.S., the U.K., and Germany. At the time, it was purely an experiment, and Mozilla had not committed to making Perplexity a permanent resident alongside mainstays like Google, Bing, and DuckDuckGo.

Thanks to strong positive feedback from early testers, that test is now graduating into a full global rollout on desktop. Mozilla confirmed that mobile support will follow in the coming months.

Once toggled on, you get Perplexity's conversational answers complete with source citations, instead of the traditional wall of blue links. You can invoke it on the fly through the unified search button in the address bar, or head into Firefox settings to make it your permanent default search engine.

Mozilla hinted that if this integration continues to perform well, more AI search engines could join Firefox down the road. The decision to lead with Perplexity largely came down to privacy: Perplexity commits not to sell or share users' personal data, aligning nicely with Mozilla's core ethos.

Along with Perplexity, Mozilla officially rolled out browser profiles to all users after months of gradual testing. This lets you cleanly separate your tabs, history, and logins across work, school, and personal use. The browser is also still testing Google Lens visual search on desktop for those sticking with Google as their default engine.

Why it matters

We think Mozilla made a genuinely smart call here. While companies burn cash trying to build entirely new browsers from scratch, most everyday users simply do not want to switch away from tools they have used for a decade. Meeting people where they already browse with a zero-friction toggle is a far better user experience.

If you find yourself constantly copying Google queries into AI chatbots, this integration is definitely worth turning on. You get fast answers with clickable citations without touching a single extra extension or downloading another heavyweight app.

Strategically, this is also a subtle but telling move against Google. Mozilla relies heavily on Google's search default royalties to fund its operations. Giving Perplexity equal billing inside the address bar gives Mozilla a much-needed safety valve as conversational search starts nibbling away at traditional ad-driven link lists.

The real catch is reliability. Perplexity can still hallucinate, and conversational summaries strip away the context that users usually get by scanning multiple original websites. Turning Perplexity into a default search engine means trusting AI synthesis for everyday facts, and that remains a gamble.