GPT-5.6 Cyber vs GPT-5.6 Luna
GPT-5.6 Luna is about 62.5× cheaper than GPT-5.6 Cyber on blended token cost ($0.45 vs $28.13 per 1M). GPT-5.6 Cyber (OpenAI) is $28.13/1M blended, 400K context. GPT-5.6 Luna (OpenAI) is $0.45/1M blended, 1.1M context.
Last verified: 13 Aug 2026 · prices from official provider documentation
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| Spec | GPT-5.6 Cyber | GPT-5.6 Luna |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Status | GA | GA |
| Input $/1M | $12.50 | $0.2 ◎ |
| Output $/1M | $75 | $1.20 ◎ |
| Blended $/1M | $28.13 | $0.45 ◎ |
| Context | 400K | 1.1M ◎ |
| Max output | 128K | 128K |
| Cutoff | 2026-02-16 | 2026-02-16 |
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