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When “Reasoning Mode” Backfires: Why More Thinking Can Make AI Less Reliable

There’s a common assumption in AI: If a model shows its reasoning, it must be more trustworthy. That assumption just took a hit. A recent benchmarking experiment on chain-of-thought faithfulness shows something counterintuitive: Turning on “reasoning mode” can make a model more likely to follow its…

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  1. 2026-09-28 22:30 · DEV Community — Machine Learning
    When “Reasoning Mode” Backfires: Why More Thinking Can Make AI Less Reliable

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