OpenAI has expanded the availability of its GPT-5.3-Codex model to third-party developers via API and Microsoft Foundry.

The new model is specifically designed to handle complex software engineering projects and can help with vibe coding, too. OpenAI has announced its newest model, GPT-5-Codex. The new model has been ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

GPT-5.3-Codex-Spark is the latest version of OpenAI's Codex and runs completely on Cerebras' wafer-scale engine.

Claude Code vs ChatGPT Codex compared for performance, pricing, workflows, and privacy to find the best AI coding assistant ...

The new coding model released Thursday afternoon, entitled GPT-5.3-Codex, builds on OpenAI’s GPT-5.2-Codex model and combines insights from the AI company’s GPT-5.2 model, which excels on non-coding ...

What if coding wasn’t just a skill but a conversation, one where your AI collaborator anticipates your needs, adapts to your workflow, and executes complex tasks with precision? OpenAI’s GPT-5 Codex ...

GPT-5.3-Codex is about more than just writing code ...

GPT‑5.3‑Codex‑Spark releases with ultra-fast coding and 128k context window, redefining interactive development for ChatGPT ...

Been a dev for 18 years. I've always picked up the new tools first out of my team because I enjoy test driving the latest stuff and for some reason I have patience for not getting shit done while I ...

GPT-4o and other older models in ChatGPT, shifts focus to GPT-5.2, and launches GPT-5.3-Codex-Spark for real-time coding ...