TL;DR
- OpenAI is retiring its GPT-4.5 and OpenAI o3 models.
- These models are currently only available to paid ChatGPT subscribers.
- GPT-4.5 will be available through most of June; OpenAI o3 is shutting down in August.
OpenAI is retiring the last of its previous-gen ChatGPT models. GPT-4.5, the sole remaining GPT-4 model available to end users, is officially going away in about a month, at the end of June.
As spotted by TechRadar, OpenAI quietly announced that it’s begun sunsetting both the OpenAI o3 and GPT-4.5 in its latest ChatGPT release notes this week. GPT-4.5 will be retired next month; OpenAI o3 is sticking around until August.
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