# I Shrank a 428B Model From 855GB to 128GB and It Still Beats GPT-5.5 at Coding

> Source: <https://pub.towardsai.net/i-shrank-a-428b-model-from-855gb-to-128gb-and-it-still-beats-gpt-5-5-at-coding-01e653d50fb9?source=rss----98111c9905da---4>
> Published: 2026-06-26 04:02:53+00:00

A 428-billion-parameter open-weight model scores 59.0% on SWE-Bench Pro, edging out GPT-5.5’s 58.6% — and the community just finished…
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