OpenAI’s GPT-5.3-Codex expands Codex into a full agentic system, delivering faster performance, top benchmarks, and advanced ...

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 ...

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...

OpenAI has introduced GPT-5.3-Codex-Spark, a new AI model built specifically for real-time coding. The new model is currently rolling out as a research preview and is a smaller version of ...

What if your coding assistant could not only write better code but also improve itself in the process? That’s the promise of GPT-5.3 Codex, OpenAI’s latest leap in AI development. Paul Solt explains ...

GitHub Copilot now features GPT-5.3-Codex. Pro and Enterprise users gain 25% faster agentic task performance. Learn how to enable it today. GitHub has announced that GPT-5.3-Codex, OpenAI’s latest ...

OpenAI is retiring two of its older coding models from ChatGPT Codex next week. Thibault Sottiaux, OpenAI’s engineering lead for Codex, announced on X that GPT-5.2 and GPT-5.3-Codex will be retired ...

OpenAI today introduced a new artificial intelligence model, GPT-5-Codex, that it says can complete hours-long programming tasks without user assistance. The algorithm is an improved version of GPT-5 ...

OpenAI has announced its newest model, GPT-5-Codex. The new model has been optimized for agentic coding in OpenAI’s suite of AI-powered software engineering tools, which is called Codex. This year, AI ...