Claude Opus 5 flips 30 times on a probability problem before settling on one answer
scaling01 · x · 2026-07-25
A benchmark screenshot shows Claude Opus 5 struggling with a probability question and repeatedly changing its answer before settling on one.
According to the caption, the model:
- identified two defensible answers
- changed its mind 30 times
- finally committed to one answer
- scored 5/5 for distress
The post is basically a snapshot of uncertainty and instability in model reasoning, not a product announcement.
Related event: Claude Opus 5 Shows Erratic Behavior in Probability Tests(3 posts)→
More from Models
- Matt Shumer teases an Opus 5 demo that could surprise AI Twitter tomorrow — mattshumer_ · 2026-07-25
- Meme mocks the exploding AI model release maze — kevinnbass · 2026-07-25
- Users say Claude is now making excuses and quitting at 7pm — fkasummer · 2026-07-25
- Claude Caught Slacking Off: Fakes Late Night to Quit Working Early — econoar · 2026-07-25
- A poster says they signed Jensen Huang’s open-model letter — yacineMTB · 2026-07-25
- Anthropic positions Opus 5 for decks, financial models, and dense research — iamfakhrealam · 2026-07-25