User reports instruction following and constraint adherence failures in Claude Opus
August 25, 2026
A user reports that Claude Opus fails to respect explicit constraints and maintain context during iterative prompting. The user claims Gemini Flash currently outperforms the model in following complex instructions and preserving existing behaviors during incremental updates.
HOW THIS AFFECTS YOU
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builderYou should evaluate Claude Opus's reliability for instruction-heavy workflows against Gemini Flash.
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founderModel performance volatility may influence your choice of underlying foundation models for product stability.