Epic’s New Game Launcher Was Vibe Coded With AI

Epic's New Game Launcher Was Vibe Coded With AI

Epic Games has released a preview of a rebuilt Epic Games Launcher, and the company openly says the new app was vibe coded with AI. The refreshed launcher is faster, has a new look, and runs on Linux for the first time. It is also the most visible product yet from Epic’s big push to put AI at the center of how it builds software.

What’s New in the Epic Games Launcher

The old launcher has a reputation for being slow and clunky, a label even CEO Tim Sweeney has used. Epic says the new version is much more responsive, and it claims the app can even launch faster than Steam.

FeatureOld launcherNew launcher preview
PlatformsWindows and MacWindows, Mac, and Linux
SpeedOften called clunkyEpic says it is way faster
Steam gamesNot offeredCan open games installed through Steam
DesignOlder interfaceNew look
AvailabilityCurrent defaultOptional preview for now

Epic also says it plans to bring Fortnite to Linux through the new app. That is a notable step for Linux gamers, who have long been left out of Epic’s store.

How Epic Vibe Coded Its New Launcher

Epic leaned into the AI angle in its announcement, joking that programming is hard, so it vibe coded the launcher instead. Behind the joke is a real shift in how the app was made.

Agents Wrote the Code, Humans Supervised

Martin Keely, who runs the Epic Games Store and Epic Online Services, says AI agents wrote and reviewed all of the launcher’s code. The tools helped with testing and with copying the core features of the existing launcher. He also credits AI with making the Linux version possible.

Keely stresses that people stayed in charge. The development team managed the process and supervised everything the agents produced, he says, over work that took most of this year.

  • AI agents wrote and reviewed the code
  • AI helped test the app and rebuild core features
  • Human developers managed and checked the whole process
  • The project ran for most of 2026

Part of a Bigger AI Pivot at Epic

The launcher arrived one day after Sweeney said Epic has a huge pivot underway, moving developers around to retool for maximum AI acceleration. He says the goal is to build more and better things, not to do the same work with fewer people. Bloomberg separately reported that a director on an unannounced Disney game told staff there would be no more hand-written code, a story we covered in our look at the AI-first Disney game.

Keely says the launcher team did not follow that strict rule, but its approach is on the same track. He calls the launcher proof that AI-assisted development can work for the company.

A game launcher is a smart, low-risk place to show off AI coding. It is a big, public app, but it is easier to test and roll back than a whole new game.

Why Some Gamers Are Not Cheering

The reaction has been mixed. Epic laid off more than 1,000 workers in March, and some critics say celebrating vibe coding so soon after feels tone deaf. Sweeney said at the time that those layoffs were not related to AI.

Others point out that the new launcher still lacks features you cannot already get on Steam or GOG. Faster is welcome, but it may not be enough to pull players away from rival stores.

What This Means for You

If you play on PC, you can try the preview today on Windows, Mac, or Linux, and the old launcher is still available. Epic has not set a date to switch everyone over and says it will wait until the new app is stable and matches the current one.

For anyone following AI coding, this is a real-world test case. Tools that let agents write whole apps are spreading fast, from private vibe-coded apps on Android to Linux kernel patches written with Claude Code. If you want to experiment yourself, our code assistant directory is a good place to start, and our AI news section tracks what comes next.

Sources

This article draws on reporting from The Verge, which interviewed Epic’s Martin Keely about how the launcher was built, and Engadget, which tested the preview and covered the layoff backdrop.

Conclusion

Epic’s new launcher is faster, works on Linux, and was built largely by AI agents under human supervision. It is the clearest example so far of Epic’s pivot toward AI-accelerated development. The app fixes old complaints about speed, though it does not yet set itself apart from Steam on features. Its reception, along with the layoff criticism, shows how sensitive the vibe coding debate has become in gaming.

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