OpenAI opens GPT-5.6 to the public after two weeks restricted to government-approved organizations, pairing the launch with ChatGPT Work, an agent that merges ChatGPT and Codex for non-technical users.
Johannes Heidecke, OpenAI's head of safety systems, is leaving the company following a restructuring that merges its research and safety teams. He's not the only one heading for the exit this week.
OpenAI has introduced Codex, an agent built on codex-1 (a version of o3 fine-tuned for software engineering) that works in parallel across isolated environments, fixes bugs, and proposes pull requests ready for review.
OpenAI releases GPT-4.5, its largest model yet. It knows more and hallucinates less, but costs 30 times more than GPT-4o and falls behind reasoning models. Even OpenAI itself is lukewarm about it.
OpenAI unveils o3-mini, its adjustable reasoning model, 63% cheaper than o1-mini and free in ChatGPT for the first time. It's the company's direct answer to the pressure from DeepSeek.
OpenAI unveils Operator, an agent that controls a web browser to book, shop and fill out forms on its own. It debuts in the US for Pro subscribers, with limits that show how far off real autonomy still is.
In the realm of programming and software development, OpenAI Codex stands out as a groundbreaking innovation, heralding a new chapter in the interaction betw...
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