Artificial intelligence is entering the era of self-improvement. On Thursday afternoon, OpenAI released a new cutting-edge coding model that the company said assisted in its own creation.

OpenAI has introduced GPT‑5.1-Codex-Max, a new frontier agentic coding model now available in its Codex developer environment. The release marks a significant step forward in AI-assisted software ...

In a synchronized industry battle, OpenAI launched GPT-5.3-Codex just minutes after Anthropic released Claude Opus 4.6. The new model is 25% faster and was instrumental in building itself, helping ...

OpenAI has introduced GPT-5.1-Codex-Max, a new agentic coding model designed for long-running tasks utilizing a "compaction" technique. Last week, OpenAI released the GPT-5.1 series of models for ...

OpenAI has rolled out a new coding-focused AI model, GPT-5.3-Codex, at a time when competition in developer-facing AI tools is heating up fast. The company says this is its most capable agentic coding ...