Reddit user says Claude Opus 5 and 4.8 suddenly stopped answering questions
sufferer540 · reddit · 2026-07-27
A Reddit user says Claude Opus 5 and 4.8 have recently stopped answering their questions reliably, adding that the change appeared within the last two days and that they now want to avoid Anthropic.
The post is anecdotal rather than a full benchmark, but it points to perceived behavioral drift in a live model release.
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