OpenAI simplified ChatGPT’s model picker around speed and reasoning effort, with Pro-only options included.

The control is now task-facing: users choose the speed and reasoning effort balance before they start or continue work.

Inside ChatGPT, the picker appears in the conversation UI on iOS, Android, and web.

• Aug 25, 2026OpenAI models page removed visible model selection documentation text.
• Aug 25, 2026Anthropic model card removed Claude Fable 5 and Claude Mythos 5 selection guidance
• Aug 25, 2026OpenAI removed business pricing copy listing GPT-5.6 and GPT-Image-2 rates.

This is the world we build in. It moves this fast. We move with it.