GPT-6
Model FamilyOpenAIactive
OpenAI's sixth-generation frontier model family for coding, computer use, research, and professional work.
- Sep 3, 2026
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Models in this family
| Model | Family | Released | Modality | Open source | API | Status |
|---|---|---|---|---|---|---|
| GPT-6.1 Sol | GPT-6 | Sep 29, 2026 | — | — | — | active |
| GPT-6 Luna | GPT-6 | Sep 22, 2026 | — | — | — | active |
| GPT-6 Sol | GPT-6 | Sep 22, 2026 | — | — | — | active |
| GPT-6 Astra | GPT-6 | Sep 3, 2026 | — | — | — | active |
Releases
Sep 22, 2026GPT-6 Sol and GPT-6 Luna releasedModel release
OpenAI added GPT-6 Sol and GPT-6 Luna to the API as capability and efficiency tiers in the GPT-6 family.