OpenAI CEO Sam Altman has announced that GPT-4.5 will "likely" begin rolling out to ChatGPT Plus subscribers "over a few days" rather than all at once. You'll just have to continue being patient.

OpenAI is rolling out GPT-4.1, its new non-reasoning large language model (LLM) that balances high performance with lower cost, to users of ChatGPT. The company is beginning with its paying ...

OpenAI is releasing its GPT-4.1 and GPT-4.1 mini AI models in ChatGPT, the company announced in a post on X Wednesday. The GPT-4.1 models should help software engineers who are using ChatGPT to write ...

OpenAI today introduced the next iteration of its AI models, GPT-4.5. GPT-4.5 is OpenAI's "best model yet" for chat purposes, with scaling in unsupervised learning that allows the model to better ...