OpenAI today announced a key update that finally delivers the top-requested feature developers have been asking for. With the launch of its Structured Outputs in the API feature, the company is ...

OpenAI is bringing o1, its “reasoning” AI model, to its API — but only for certain developers, to start. Starting Tuesday, o1 will begin rolling out to devs in OpenAI’s “tier 5” usage category, the ...

OpenAI has introduced the o1 series, its most sophisticated AI models to date, which are designed to excel at complex reasoning and problem-solving tasks. The o1 models, which use reinforcement ...

OpenAI has sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026,. Access to the model is scheduled to end on ...