GPT-4o now includes an image generator built directly into the model, capable of rendering legible text and maintaining consistency across edits — a shift away from separate text-and-image systems.
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.
A group of investors led by Elon Musk has offered to buy the nonprofit that controls OpenAI. Sam Altman shot down the bid with a mocking reply, complicating OpenAI's push to become a for-profit company.
OpenAI has unveiled deep research, a ChatGPT agent built on its o3 model that browses the web and compiles cited reports over 5 to 30 minutes. It scores 26.6% on Humanity's Last Exam, more than four times any rival tested.
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.
Scale AI and the Center for AI Safety unveil a new benchmark of 3,000 expert-level questions. The best models, including OpenAI's o1, score below 10%.
Unveiled at the White House the day after Trump's inauguration, the Stargate project commits $500 billion over four years to AI infrastructure, with $100 billion deployed immediately.
Chinese lab DeepSeek has released R1, a reasoning model matching OpenAI's o1, with open weights under an MIT license, six distilled models and a far cheaper API.
OpenAI is making Sora Turbo available to ChatGPT Plus and Pro subscribers. The tool generates and edits videos from text and images, with limits and controls designed to curb deceptive uses.
OpenAI is releasing the full version of o1, its model for solving complex problems, along with ChatGPT Pro, a $200-a-month subscription that includes access to its most demanding reasoning mode.
Alibaba's Qwen team has released QwQ-32B-Preview, a 32-billion-parameter model that reasons step by step before answering. It's open-access and arrives just months after OpenAI unveiled o1.
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