Jimmy Lin's Team Open-Sources nanochat Backbone and Reranker Trained on a Few GPUs

Waterloo professor Jimmy Lin's team open-sourced their nanochat speedrun: a pretrained backbone plus a reranker approaching GPT-6.1-level performance, trained from scratch on just a few GPUs and released on Hugging Face.

2026-10-20 ~ 2026-10-20 · 2 related posts

• A handful of GPUs built a GPT-6.1-level reranker from scratch, fully open — lintool · 2026-10-20
• lintool's Gaggle Matches SFT'd Qwen With Just a Handful of GPUs on nanochat Backbone — lintool · 2026-10-20