OpenAI says GPT-5.3 Instant improves conversational flow, trims excessive disclaimers and delivers more reliable answers ...

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On Thursday, OpenAI released GPT-5.3-Codex, a new model that extends its Codex coding agent beyond writing and reviewing code to performing a much wider range of work tasks. The release comes as ...

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...

OpenAI Group PBC today introduced a platform called Frontier that companies can use to build and manage artificial intelligence agents. The offering debuted alongside a new version of the company’s ...

OpenAI has unveiled its latest model, GPT-5.3 Instant, which is coming to ChatGPT with the goal of delivering improvements and enhancements to the experience. "Instant" GPT models have primarily ...

OpenAI's GPT-5.3 Instant — the company's most widely used model — reduces hallucinations by up to 26.8% compared to its predecessor, prioritizing accuracy and conversational reliability over raw ...

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...

OpenAI has released GPT-5.3 Instant, the latest iteration of the fast, general-purpose model that powers everyday interactions in ChatGPT. Rather than introducing a new frontier model, the update ...

OpenAI on Thursday released its answer to Google’s impressive Gemini 3 Pro model–GPT-5.2—and by the looks of some head-to-head benchmark test scores, it looks like a winner. The new model took the ...

OpenAI’s GPT-5.4 mini and nano are here, and they’re designed to help you get stuff done on a budget.