OpenAI launches GPT-5.3 Codex Spark powered by Cerebras chips, signaling a shift from Nvidia reliance and intensifying the AI infrastructure race.

OpenAI on February 12 launched GPT-5.3-Codex-Spark, an ultra-fast artificial intelligence (AI) model designed for real-time software development, marking a shift toward instant, interactive coding ...

While OpenAI's Codex series has high performance as a coding agent, it is designed to execute tasks slowly over a period of minutes to days and lacks real-time performance.GPT-5.3-Codex-Spark is a ...

OpenAI on Thursday released GPT-5.3-Codex-Spark, its first AI model served on chips from Cerebras Systems, marking the ChatGPT maker’s first production deployment on silicon outside its long-standing ...

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, ...

Last week, The Midas Project claimed OpenAI failed to implement legally required safeguards for models classified as high cybersecurity risks, as outlined in its own safety framework. GPT-5.3-Codex is ...

OpenAI has introduced GPT-5.3-Codex on 5 February 2026, positioning the release as a major step towards agentic coding systems that work alongside developers. According to the company, the model is ...

The big picture: As the race for AI supremacy intensifies, both OpenAI and Anthropic unveiled upgraded models this week. Anthropic's Claude Opus 4.6 marks a significant evolution in how AI tackles ...

Sam Altman-led OpenAI on 5 February unveiled a new Codex model, GPT‑5.3-Codex, which the company claims is the "most capable agentic coding model to date." It is the first model to "meaningfully ...

OpenAI has released GPT-5.3-Codex, a new coding model that, according to the development team, was significantly involved in its own development. OpenAI's GPT-5.3-Codex is released just under two ...

GPT-5.3-Codex can now operate a computer as well as write code It's also quicker, uses fewer tokens and can be reasoned with mid-flow Codex 5.3 was even used to build itself and the team was "blown ...