OpenAI Group PBC says ChatGPT is going to feel less cringeworthy and awkward thanks to an update that means the default ...

The AI giant is also trying to walk back some terms of its deal with the Defense Department OpenAI says GPT‑5.3 Instant, the ...

OpenAI upgrades Prism with Codex CLI and GPT-5.3, letting researchers run code, compile LaTeX, and refine papers inside one workspace.

OpenAI has launched GPT-5.3 Instant, its latest large language model, promising more accurate and contextualized web searches with reduced dead ends. This new model offers more direct answers, less ...

GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.

OpenAI debuted its most capable model yet under pressure from a mass user exodus tied to the company's controversial Pentagon ...

In a major milestone for the "AI coding wars," OpenAI CEO Sam Altman confirmed on X that the company's standalone Codex application (currently only for Mac computers) surpassed 1 million downloads in ...

GPT-5.3-Codex helped debug and deploy parts of itself. Codex can be steered mid-task without losing context. "Underspecified" prompts now produce richer, more usable results. OpenAI today announced ...

The company bills API users based on the number of tokens that its LLMs process while generating a prompt response. A token is a unit of data that comprises a few letters or characters. OpenAI says ...

Around one month after launching Codex for Mac, OpenAI brings Codex to Windows with a new suite of IDEs supported.

Codex, its most advanced artificial intelligence model designed specifically for programming, software engineering, and technical workflows.