Older AI models seem worse because newer ones raise our expectations. Meanwhile, companies silently tweak routing, safety settings, and prompts, causing the same model to behave differently over time without any announcement.

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Older AI models feel "stupid" not because they've necessarily gotten worse, but because newer models raise our expectations and change our baseline. Behind the scenes, companies also quietly adjust routing, safety settings, and system prompts, making the same-named model behave differently without any announcement, eroding user trust in ways that feel impossible to pinpoint.

Why Old AI Models Suddenly Feel Stupid.

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