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- OpenAI retire it's ChatGPT-4.5 - Lapaas Voice
on May 30, 2026 at 6:36 pmOpenAI o3: Alongside GPT-4.5, OpenAI's native pure-reasoning model o3 is entering a 90-day sunset period, scheduled to leave the interface entirely on ...
- OpenAI to retire ChatGPT's last-gen model, GPT-4.5 - NewsByteson May 30, 2026 at 5:36 am
Model retirement schedule and user access. The retirement of GPT-4.5 is scheduled for the end of June, with OpenAI o3 following suit in August. The ...