OpenAI releases GPT-5.4
OpenAI releases GPT-5.4 for ChatGPT, the API and Codex, combining reasoning, coding, tool use and professional work with documents, spreadsheets and presentations in one flagship model.
GP1 English report
MODEL
GPT-5.4
- Release date:
- 2026-03-05
- Parameters:
- Undisclosed
- Architecture:
- Autoregressive Transformer
- Legacy modality:
- Multimodal
- Openness:
- Closed-source
Related English reports
English reports linked to this entity will appear here as their translations are published.
AI-assisted · reviewedImpact 93/100