OpenAI CEO Sam Altman announced on Sunday that the company is temporarily increasing rate limits for its reasoning models across all user tiers. The move, which applies to every model, aims to address ...

OpenAI has brought GPT-4o back to ChatGPT after users complained about the large language model’s removal. OpenAI Chief Executive Officer Sam Altman announced the move in a Tuesday post on X. He also ...

OpenAI is retiring ChatGPT-4o. Before it disappears, here are seven features and strengths the AI model got right.

OpenAI has quietly reversed a major change to how hundreds of millions of people use ChatGPT. On a low-profile blog that tracks product changes, the company said that it rolled back ChatGPT’s model ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

OpenAI’s latest GPT-5 model dropped yesterday and it’s making big waves in the rapidly moving AI industry. GPT-5 is more than an upgrade. It aims to be a single, smarter system that blends reasoning, ...

Enterprises, eager to ensure any AI models they use adhere to safety and safe-use policies, fine-tune LLMs so they do not respond to unwanted queries. However, much of the safeguarding and red teaming ...

OpenAI Group PBC has announced the first major upgrade to its flagship GPT‑5 large language model, following mixed reviews when it launched in August. The update is intended to make ChatGPT “smarter ...

The new OpenAI model can now run directly on some devices with Snapdragon chips. It’s the first time an OpenAI reasoning model has been made available for on-device use. This could mean faster, more ...

ChatGPT users who aren’t paying for one of the higher-tiered subscriptions are going to have to talk to OpenAI’s cheapest AI model. Wired spotted a recent update in the release notes for ChatGPT that ...

OpenAI published a new paper called "Monitoring Monitorability." It offers methods for detecting red flags in a model's reasoning. Those shouldn't be mistaken for silver bullet solutions, though. In ...