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

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 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 has introduced GPT-5-Codex-Mini, a cost-efficient model offering 4x the usage with only a minor drop in performance. Back in September, OpenAI announced GPT-5-Codex, a new GPT-5 model that is ...

OpenAI is rolling out GPT-5-Codex, a new, fine-tuned version of its GPT-5 model designed specifically for software engineering tasks in its AI-powered coding assistant, Codex. The release is part of a ...

Launch announcement: OpenAI publicly released GPT‑5.6 and the ChatGPT Work agent on July 9, 2026, ending its preview phase. Tiered architecture: The GPT‑5.6 family consists of Sol, Terra, and Luna, ...

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Official release: OpenAI released the GPT-5.6 family, including Sol, Terra, and Luna, on July 9, 2026, after a limited ...

I think the AI companies have more powerful models and releasing them piecemeal to steal compition spotlight. That said I like the direction OpenAI is going with this new model, if we can’t get AGI ...

OpenAI's Codex app is now on mobile via ChatGPT for iOS and Android. Here's what it does, how to set it up, how it compares to Claude Code mobile.

GPT-5.6 Sol, Terra, and Luna are now broadly available after 12 days in a government-gated preview that exposed OpenAI’s ...