Users report Claude Code system prompt upgrade with toned-down personality
ivan_bezdomny · x · 2026-09-02
Users observed that Anthropic's Claude Code system prompts appear to have been upgraded, extending beyond Fable 5.1. The update seems to have removed some of the annoying personality traits or made them easier to disable, with noticeable differences compared to yesterday's behavior.
More from Models
- Screenshots suggest Gemini 2.0 Flash 3.8 is rolling out — Maglcite · 2026-09-02
- Fable 5.1 Still Struggles with Estimates, User Reports — rudrank · 2026-09-02
- Fable 5.1 recreates Mario World 1-1; critics call for a level-design benchmark — max_paperclips · 2026-09-02
- 3B TwIL Model Outperforms 120B Open Source Model on Formal Reasoning — Socially-great8275 · 2026-09-02
- Model Scaling Trend: 2T Parameters Becoming New Norm as KV Cache Shrinks 10x YoY — zephyr_z9 · 2026-09-02
- V4-Flash-Vision-Exp Outperforms GLM 5.3 in Coding Benchmark — teortaxesTex · 2026-09-02