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Custom GPTs getting retired is exactly why I keep my instructions outside any one app

watched that custom GPTs retirement thread blow up this week and honestly it gave me flashbacks. two years ago I built this whole client-onboarding workflow inside a custom GPT. years of iteration on the instructions, a pile of knowledge files, the works. then some rumor went around that GPTs were…

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  1. 2026-09-19 23:38 · r/PromptEngineering
    Custom GPTs getting retired is exactly why I keep my instructions outside any one app

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