ChatGPT model versions — full release history
28 versions
- GPT-Live 1 Oct 16, 2026
- Chat-Latest Oct 7, 2026
- GPT-6.1 Sol Sep 29, 2026
- GPT-6 Astra Ultrafast Sep 29, 2026
- GPT-6 Sol Sep 22, 2026
- GPT-6 Luna Sep 22, 2026
- GPT-Rosalind Sep 8, 2026 · gpt-rosalind-research
- GPT Image 2.5 Sunburst Sep 8, 2026 · gpt-image-2.5-sunburst
- GPT Image 2.5 Flare Sep 8, 2026 · gpt-image-2.5-flare
- GPT-6 Astra Sep 3, 2026 · gpt-6-astra
- chat-latest Aug 6, 2026
- gpt-5.6-sol Aug 5, 2026
- gpt-5.6-terra Aug 5, 2026
- gpt-5.6-luna Aug 5, 2026
- GPT-5.6 model family Jul 9, 2026
- gpt-realtime-2.1 Jul 6, 2026
- gpt-realtime-2.1 mini Jul 6, 2026
- chat-latest Jun 24, 2026
- chat-latest May 28, 2026
- gpt-realtime-2 May 7, 2026 · gpt-realtime-2
- gpt-realtime-translate May 7, 2026 · gpt-realtime-translate
- gpt-realtime-whisper May 7, 2026 · gpt-realtime-whisper
- chat-latest May 5, 2026
- GPT-5.5 Pro Apr 24, 2026
- GPT-5.5 Apr 24, 2026
- GPT Image 2 Apr 21, 2026
- GPT-5.4 mini Mar 17, 2026
- GPT-5.4 nano Mar 17, 2026