gpt-5.6-luna
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OpenAI model gpt-5.6-luna. Prices are in US dollars per million tokens.
Current price, since 2026-07-30: input $0.20, output $1.20, cached input $0.02, cache write $0.25.
Matches OpenAI's pricing page, checked 2026-10-22 21:28 UTC.
Price a request with this model.
Standard price history#
| From | Input | Cached input | Cache write | Output | Longer prompts | Dated by | Source |
|---|---|---|---|---|---|---|---|
| 2026-07-30 | $0.20 | $0.02 | $0.25 | $1.20 | above 272K: in $0.40, cached $0.04, write $0.50, out $1.80 | documented | link |
| 2026-07-09, first record | $1.00 | $0.10 | $1.25 | $6.00 | above 272K: in $2.00, cached $0.20, write $2.50, out $9.00 | models.dev commit | link |
Fast mode price history#
| From | Input | Cached input | Cache write | Output | Longer prompts | Dated by | Source |
|---|---|---|---|---|---|---|---|
| 2026-07-30 | $0.40 | $0.04 | $0.50 | $2.40 | documented | link | |
| 2026-07-09, first record | $2.00 | $0.20 | $2.50 | $12.00 | models.dev commit | link |
A blank cache price is charged at the input price. Longer prompts list the prices for requests whose whole prompt exceeds the size given.
import model_prices
model_prices.rates("gpt-5.6-luna", provider="openai")