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But it could be the last release in OpenAI's classic LLM lineup.

The search giant should’ve been first to the chatbot revolution. It wasn’t. So it punched back with late nights, layoffs—and ...

OpenAI announced that developers can now use ChatGPT o1-pro, its best and most expensive AI reasoning model yet.

OpenAI CEO Sam Altman has announced that GPT-4.5 will "likely" begin rolling out to ChatGPT Plus subscribers "over a few days" rather than all at once. You'll just have to continue being patient.

Internally called Orion, GPT-4.5 is OpenAI’s largest model to date, and it’s first available through the company’s $200 monthly ChatGPT subscription.

The next landmark version of OpenAI's ChatGPT could use GPT-5, but don't start assuming this will have any semblance of "AGI.

GPT-4.5 could arrive as soon as next week, as Microsoft gets ready to host OpenAI’s latest models.

Described as OpenAI’s “largest and best model for chat yet,” GPT-4.5 was initially made available as a “research preview” for a limited number of software developers and for ChatGPT Pro subscribers, ...

OpenAI has indicated that its next LLM updates are coming soon and partners, including Microsoft are preparing to maintain compatibility.

The profusion and popularity of free, open-source models has raised questions about how AI companies can actually profit from their products.

When Elon Musk bought and renamed Twitter, one of his big priorities was X’s AI team, which last week released Grok 3, a ...