Model launch
OpenAI releases GPT-5.3-Codex
GPT-5.3-Codex is OpenAI’s most advanced agentic coding model, combining the frontier software engineering performance of GPT-5.2-Codex with the broader reasoning and professional knowledge capabilities of GPT-5.2. It ach
- Type
- MODEL_LAUNCH
- Detection
- benchmark
- Confidence
- high
- Status
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