GPT-5.4 is out now on ChatGPT (where it goes by the name GPT-5.4 Thinking) as well as on the OpenAI API and OpenAI’s coding ...

OpenAI launches GPT-5.4 across ChatGPT, API, and Codex with stronger reasoning, coding, and computer use capabilities.

Controversy over OpenAI's agreement to provide AI to the Pentagon has swamped news about Codex's rapid adoption ...

OpenAI has introduced GPT‑5.1-Codex-Max, a new frontier agentic coding model now available in its Codex developer environment. The release marks a significant step forward in AI-assisted software ...

New large language models seem to spring up daily, and OpenAI's (OPENAI) latest, GPT-5.3-Codex, was the startup's first model that was instrumental in building itself. "The Codex team used early ...

OpenAI Group PBC today released a lightweight version of its popular agentic coding tool GPT-5.3-Codex, which is designed for more rapid inference, the process by which artificial intelligence models ...

OpenAI targets "conversational" coding, not slow batch-style agents. Big latency wins: 80% faster roundtrip, 50% faster time-to-first-token. Runs on Cerebras WSE-3 chips for a latency-first Codex ...

Artificial intelligence is entering the era of self-improvement. On Thursday afternoon, OpenAI released a new cutting-edge coding model that the company said assisted in its own creation.