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Opus 5.5 Is Brilliant. It Still Forgets You.

This story is from 2026-09-29. It is preserved in the archive; the latest stories are on the live feed.

Anthropic shipped Claude Opus 5.5 on 22 September, and I've spent most of the week since with it open in one terminal or another. It's the first Opus in a while that I've just stopped thinking about. It does the work, it tells me what it did in plain English, and it doesn't burn through my allowanc…

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  1. 2026-09-29 07:30 · DEV Community — AI
    Opus 5.5 Is Brilliant. It Still Forgets You.

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