Fixing Claude Opus 5's Laziness with 5 CLAUDE.md Blocks
PawelHuryn · x · 2026-08-11
Although Claude Opus 5 topped the benchmarks, Anthropic's decision to cut 80% of its default system prompt led to widespread 'laziness' and task-skipping behaviors, causing user frustration.
The author suggests that the key to fixing this is providing explicit context and behavioral constraints via CLAUDE.md. The article shares 5 practical instruction blocks (like 'Done means done') that force the model to strictly follow instructions and fill in missing strategic context, unlocking Opus 5's full potential.
Related event: Developers Share CLAUDE.md Rules to Fix Opus Issues(4 posts)→
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