GPT 5.6 Luna
GPT 5.6 Luna is the fast and affordable tier of OpenAI's GPT 5.6 preview series. It is the lowest cost model in the family while still delivering strong capability, including cybersecurity gains that scale with reasoning effort. Luna is released as part of a limited, safeguard paired preview alongside the Sol and Terra models.
- Type
- Text
- Weights
- Closed
Model hub
crosbylegal/gpt-5.6-luna
- Repo
- crosbylegal/gpt-5.6-luna
- Access
- Public
Technical tags and languages
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About OpenAI
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OpenAI develops and deploys general-purpose artificial intelligence models, products, and developer platforms.
Benchmark scores
8
How GPT 5.6 Luna ranks on tracked AI benchmarks. Click any benchmark to see its full leaderboard.
Tools using GPT 5.6 Luna
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- ChatGPT 6.0 Astra
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- Dmitry G. 🙏 165 karma
- Aug 29, 2023
- @ChatGPT
- 🇺🇸 United States
- Free + from $8.00/mo
- 546,361 1,316 4.1
- Chat to create music and music videos.
- Tunee 2.0
- Music
- www.tunee.ai
- Tunee Team 🛠️ 1 tool 🙏 5 karma
- Mar 26, 2026
- @Tunee
- 🇸🇬 Singapore
- Free + from $18/mo
- 60,255 37 4.1
- Floot v2.0