Browser Compatibility

Browser compatibility guides for local AI features. Check WebGPU, WASM, IndexedDB, and Web Worker support across browsers and devices.

April 11, 2026

Chrome Desktop

Full LocalMode support on Chrome Desktop - WebGPU, WASM, IndexedDB, Web Workers, and all 136 curated models.

April 26, 2026

Chrome on Android

Mobile browser AI with Chrome Android - WebGPU on some devices, WASM everywhere, with memory constraints.

April 30, 2026

Cross-Origin Isolation (COOP/COEP)

Setting up COOP/COEP headers for SharedArrayBuffer - required for multi-threaded WASM inference in some configurations.

April 5, 2026

Firefox Desktop

LocalMode on Firefox - full WASM support, WebGPU on Windows (141+) and macOS Apple Silicon (147+), all non-GPU models work perfectly.

May 19, 2026

Low-Memory Devices (2-4GB RAM)

Running LocalMode on phones, tablets, and Chromebooks with limited RAM - model selection and memory management.

May 14, 2026

Private/Incognito Browsing

How LocalMode handles Private Browsing mode - IndexedDB blocked in Safari, workarounds and fallbacks.

May 17, 2026

Safari on iOS / iPadOS

Running LocalMode on iPhones and iPads - WASM works, WebGPU enabled by default from iOS 26, tight memory limits, and Private Browsing caveats.

April 6, 2026

Safari on macOS

LocalMode support on Safari macOS - WebGPU behind a flag from Safari 17.4, enabled by default from Safari 26, WASM always, with IndexedDB caveats in Private Browsing.

April 7, 2026

WebAssembly Browser Support

Universal WASM support across all modern browsers - the foundation for Transformers.js and wllama inference.

May 6, 2026

WebGPU Browser Support

Which browsers support WebGPU, which models require it, and how to detect and fall back gracefully.