ezyang’s blog

So you want to control flow in PT2

The Parallelism Mesh Zoo

You could have invented CuTe hierarchical layout (but maybe not the rest of it?)

State of torch.compile for training (August 2025)

Vibe coding case study: ScubaDuck

Why you should maintain a personal LLM coding benchmark

New Years resolutions for PyTorch in 2025

Ways to use torch.export

Ways to use torch.compile

Tensor programming for databases, with first class dimensions

What’s different this time? LLM edition