AnalysisAI ModelsOctober 6, 2026

LiveNerf tracks whether Opus 5.5 was nerfed after launch

Read original source →reddit.com

An open-source project, LiveNerf, has measured Opus 5.5's performance daily since release using benchmarks including SWE-bench and SciCode, now at day 13. Users report the model was strongest in its first 5-6 days before degrading on complex C++ and Godot Engine tasks.

How this story unfolded

7 days · 0 reports · 5 community posts · from Sep 29

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