OpenAI releases GPT-6 Sol and GPT-6 Luna reasoning models
Tech · Releases · Tue, September 22, 2026
Both models take text and image input and return text via the Responses and Chat Completions APIs. Up to 272K input tokens, GPT-6 Sol costs $2 input and $10 output per 1M tokens, and GPT-6 Luna $0.10 and $0.50.
Every year
Also on Sep 22, 2026
| Date | Event | When |
|---|---|---|
| Tue, Sep 22, 2026 | September equinox | 3 days ago |
| Tue, Sep 22, 2026 | Mabon | 3 days ago |
| Tue, Sep 22, 2026 | 2026 Billie Jean King Cup Finals | Now |
| Tue, Sep 22, 2026 | UN General Assembly general debate 2026 | Now |
| Tue, Sep 22, 2026 | 300th anniversary: Bach led the first performance of his cantata Wer Dank opfert, der preiset... | 3 days ago |
| Tue, Sep 22, 2026 | Snowflake World Tour Dallas 2026 | 3 days ago |
Source, method and history
- Source
- openai
- How we know
- From the Releases API (releases.fru.dev), which reads each vendor's changelog.
- Who
- openai
- Recurs
- one-off
- More on fru.dev
- releases.fru.dev
- Feed
- Subscribe to Releases
- Changes
- 2026-09-25: added to 2026-09-22