Comment by p-e-w

> Since then, even with Opus 5.5, phrasing has needed careful crafting, in order that it not be taken too literally.

This is a feature, and a huge step forward.

If you expect AI to do serious work, you can’t have it guessing what you “really meant”. Every sufficiently advanced task depends on very subtle details in the problem statement, and the correct default behavior for advanced AIs is to solve the task exactly as stated, unless a system prompt or other constraint tells it to do otherwise.