User claims Opus degraded after 4.6: 'brain-dead' and fixated
haider1 · x · 2026-08-26
A user criticized Anthropic's Opus model, claiming its reputation was destroyed after version 4.6. The user described the model as "brain-dead" with only random sparks of genius, noting that it has become sloppy and fixated on single solutions while ignoring contradictory information. The user also mentioned that Fable 5 has not remained consistent.
More from Models
- Nat Lambert: wave of AI releases rumored — thinky, muse spark, Fable 5.5, OpenAI — natolambert · 2026-10-15
- Musk amplifies dev's verdict: Grok Bot easier to use than Codex and Claude — elonmusk · 2026-10-15
- Rumor: New Anthropic model imminent, apparently behind a batch of high-severity Chrome CVEs — matthew_d_green · 2026-10-15
- StartLux-Decision debuts RL-trained calibrated decision models, 27B scores 72.8 — startlux-models · 2026-10-15
- Meta's Muse Code slammed for harsh quotas: 21% left after 5 hours — ThomasScialom · 2026-10-15
- Claude Code error mentions 'Fable 5.1' and 'Opus 5', hinting at unreleased models — adonis_singh · 2026-10-15