Opus 5.5 hailed as best model ever yet wildly inconsistent, dev complains

ivan_bezdomny · x · 2026-10-26

ivanbezdomny highlights Opus 5.5's paradox: widely called "the best model ever," yet incredibly inconsistent — it works great for days, then suddenly "forgets" all the project rules you set. "Everything you build up is just a suggestion." He previously noted the models seemed to lose all context after two days away, arguing this is exactly why companies want sovereign AI and a consistent API.

Related event: Developer Complains Claude 'Forgets' Context After Two Days Idle(3 posts)→

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