GPT-5.5 discontinued: users mourn the loss of their favorite model for cyber work
Top-Support5831 · reddit · 2026-10-15
A Reddit user reports that GPT-5.5 was discontinued today. The poster calls it the best GPT for cybersecurity work, noting its guardrails felt practically nonexistent, and asks whether any mirrors or access paths remain or if it is really gone for good.
Related event: GPT-5.5 Retired After Under Six Months, Users Mourn(3 posts)→
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