Google's extreme AI compression paper was on arXiv since April 2025

The arXiv paper was submitted April 2025, the research itself isn't new, but the new is Google's blog post packaging it for a wider audience.

worth reading the original paper alongside the blog post. I think the ppaper has details the blog post glosses over, particularly around the calibration-free quantization approach and how they handle outlier channels.

Interestingly: the research sits on arXiv for a year, nobody talks about it