The WebAI vision just got a major boost. Firefox 141 now ships WebGPU on Windows, following Apple’s Safari 26 beta release that adds WebGPU across macOS, iOS, iPadOS, and visionOS.

With Chromium already on board, all three major browser engines — Chromium, WebKit, and Gecko — now have WebGPU in production or active rollout. The missing puzzle pieces for cross-browser, GPU-powered AI in the browser are falling into place.

Why It Matters

WebGPU is a modern graphics and compute API that gives web apps direct GPU access for high-performance tasks. For in-browser AI, this means:

Speed & efficiency: GPU inference for models that were slow or battery-hungry on CPU.
Privacy: All computation stays on-device.
Reach: Runs on Windows, Mac, iPhone, iPad, and more — without native wrappers.

Until now, full WebGPU support was largely limited to Chromium browsers. Safari’s Apple-wide rollout and Firefox’s new implementation change that.

What It Unlocks for WebAI

At WebAI, our goal is AI that runs entirely in the browser — no servers, no setup. With WebGPU across major browsers:

You can ship AI web apps with consistent GPU acceleration.
Real-time translation, vision, and generation models become more practical.
Users on Apple devices and Windows can now benefit without extra installs.

Safari’s Bonus for AI Web Apps

Safari 26 also made all Home Screen websites open as web apps by default on iOS and iPadOS. Combined with WebGPU, this means installable, offline-capable AI apps — built entirely with HTML, JavaScript, and a model file.

Firefox’s Next Steps

Firefox 141’s WebGPU support starts with Windows but will expand to macOS, Linux, and Android soon. Performance tuning and new API features are already underway.

The Bottom Line

With WebGPU landing in Safari and Firefox, web-first AI is no longer a “future feature” — it’s here.
The browser is now a true AI runtime, and the possibilities just expanded across almost every device in use today.