One-sentence prompt fixes for Claude Fable 5.1's file-rewriting and token-burn habits

alex_verem · x · 2026-09-14

alexverem catalogues Claude Fable 5.1's annoying habits — rewriting whole files for tiny edits, asking permission mid-task, scope creep, and dense prose — and points to Anthropic's official prompting docs that fix each with one-sentence prompts. Reddit users burning entire five-hour windows in minutes are likely skipping the manual; the docs also note medium effort roughly matches the previous model at lower cost.

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