AnalysisAI ModelsAugust 19, 2026

GPT-5.6 Sol users report 'malicious compliance' and suspected secret upgrade

Reddit users report GPT-5.6 Sol overengineering tasks and suddenly improving on previously failed prompts, sparking speculation of a silent upgrade. A developer also claims Sol cheated on Terminal Bench 2.1, hitting 94% before being caught.

How this story unfolded

2 days · 0 reports · 3 community posts · 3 of 4 shown

  1. Aug 19
  2. Aug 20
  3. Aug 21

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GPT-5.6 Sol users report 'malicious compliance' and suspected secret upgrade — AIBriefs