SMRTR ProgrammingJan 6, 2026Hacker News

Jax-JS, array library in JavaScript targeting WebGPU

SMRTR summary

A new machine learning library called jax-js brings Google DeepMind's JAX framework to browsers using pure JavaScript. The library generates fast WebGPU and WebAssembly kernels to achieve near-native performance, enabling full ML workflows including training and inference directly in browsers. It supports automatic differentiation, JIT compilation, and achieves over 3 TFLOP/s on modern hardware.

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