OpenAI Releases a Research Preview of GPT‑5.3-Codex-Spark: A 15x Faster AI Coding Model Delivering Over 1000 Tokens Per Second on Cerebras Hardware - MarkTechPost

Key Takeaways

• Editors Pick Agentic AI AI Agents Technology AI Shorts Artificial Intelligence Applications Language Model Large Language Model Machine Learning New Releases Staff Tech News OpenAI Releases a Research Preview of GPT‑5.
• 3-Codex-Spark: A 15x Faster AI Coding Model Delivering Over 1000 Tokens Per Second on Cerebras Hardware By Asif Razzaq - February 12, 2026 OpenAI just launched a new research preview.