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OpenAI
GPT-5.6 Luna
gpt-5.6-luna
Previous gen
Pricing (USD per 1M tokens)
| Group | Input | Output | Cache write | Cache read |
|---|---|---|---|---|
| OpenAI list price | $0.2 | $1.2 | $0.2 | $0.02 |
| Official · 0.85× | $0.17 | $1.02 | $0.17 | $0.017 |
OpenAI charges no cache-write surcharge: a cache write costs the normal input price. Cache read is the cached-input price.
Capabilities
- Chat
- Function calling
- Prompt caching