Neowin News Feed for: Gpt-5.3-codex

OpenAI's latest GPT-5.3-Codex and audio models now on Microsoft Foundry

Pradeep Viswanathan — Wed, 25 Feb 2026 15:12:01 +0000

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

OpenAI introduces GPT‑5.3‑Codex‑Spark, an ultra-fast coding model powered by Cerebras

Pradeep Viswanathan — Fri, 13 Feb 2026 04:26:01 +0000

OpenAI has launched a research preview of GPT-5.3-Codex-Spark, a specialized low-latency model optimized for real-time coding via Cerebras. Read more...

GitHub Copilot adds GPT-5.3-Codex with 25% faster performance for agentic tasks

Paul Hill — Tue, 10 Feb 2026 05:12:01 +0000

GitHub Copilot now features GPT-5.3-Codex. Pro and Enterprise users gain 25% faster agentic task performance. Learn how to enable it today. Read more...

OpenAI debuts GPT-5.3-Codex: 25% faster and setting new coding benchmark records

Pradeep Viswanathan — Thu, 05 Feb 2026 20:30:02 +0000

OpenAI has launched GPT-5.3-Codex, a high-performance agentic model that sets new records across major coding benchmarks. Read more...