OpenAI is bidding adieu to 4o, a favorite model among many users. Chats with 4o will still be accessible after that date. The company says only 1% of its users still engage with 4o. It's a sad day for ...

OpenAI is finally sunsetting GPT-4o, a controversial version of ChatGPT known for its sycophantic style and its central role in a slew of disturbing user safety lawsuits. GPT-4o devotees, many of whom ...

OpenAI's next evolution is code-named "Spud." Learn what this mysterious new AI model means for the future of tech and how it ...

Competition in the AI segment continues to intensify. This week, Anthropic used the Super Bowl to launch an advertising campaign targeting the arrival of ads on ChatGPT. Sam Altman responded to the ...

OpenAI announced it will retire several models from its ChatGPT chatbot next month. GPT‑4o, which is beloved for its warm conversational style, is one of the models that will be removed from the ...

As OpenAI prepares to retire its GPT-4o AI model, some ChatGPT users protest the company. Credit: CFOTO/Future Publishing via Getty Images Some ChatGPT users are excited when OpenAI announces a new ...

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, ...

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 ...

The new model introduces native computer use, a 1-million-token context window, and a reworked tool-calling system. Whether it actually holds off Anthropic and Google is less clear. OpenAI is moving ...

OpenAI’s GPT-5.4 mini and nano models cut costs and latency while staying close to flagship performance, giving developers ...

GPT-5.4's 83% score suggests AI rivals expert professionals. Tests span nine industries and 44 real-world occupations. New capabilities boost coding, tools, and computer control. It seems like only ...

On Thursday, OpenAI released GPT-5.4, a new foundation model billed as “our most capable and efficient frontier model for professional work.” In addition to the standard version, GPT-5.4 is also ...