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Trigger Words, and How to Rephrase Around Them

The 5-second check that shows which model actually answered you, the words users report will get you quietly downgraded, and the rephrase patterns that keep you on Fable 5.

Alex Chen@nocodealex · 50,000+ follow on Instagram

3min read

11prompts to copy

3sections

Quick context. Users have been posting logs showing a routing tag called TOO_DUMB_TO_NEED_FABLE, and reporting that certain harmless words quietly swap Claude Fable 5 for the older Opus 4.8. Important honesty note up front: this is based on circulating user reports, not confirmed Anthropic documentation. But the fix below is worth doing either way, because it is also just better prompting. More on that at the end.

Free, for your emailGet the full setup steps + the copy-paste setup prompt

Free, for your email

Get the full setup steps + the copy-paste setup prompt

The rest of this guide (3 more sections, 11 copy-paste prompts) opens right here. The setup prompt, one paste into Claude that sets it all up, comes by email only. Use your real address.

Unlocks: The 5-second check · The reported trigger words · Name the output, not the problem

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