Model prices / OpenAI
GPT-6 Luna API pricing
Official API pricing for GPT-6 Luna (OpenAI) on OpenAI API Platform: cache and off-peak prices, context length, open weights and regional availability, with sources and check dates.
- Context
- 1.05M
- Max output
- 128K
- Open weights
- No
- Current version
- —
GLOBAL · USD OpenAI API Platform
gpt-6-luna| Tier | Input | Cached input | Cache write | Output |
|---|---|---|---|---|
| Input ≤272K | $0.1≈¥0.669 | $0.01≈¥0.067 | $0.125≈¥0.836 | $0.5≈¥3.343 |
| Input >272K | $0.2≈¥1.337 | $0.02≈¥0.134 | $0.25≈¥1.672 | $0.75≈¥5.015 |
Standard tier. Prompts over 272K input tokens are billed at the long-context rate for the whole request (2x input and cache, 1.5x output); cache writes are 1.25x input. Batch/Flex (50% off), Fast (2x) and Ultrafast tiers not listed; regional-processing (data residency) endpoints add 10%
Source
≈ marks values converted at the ECB reference rate, for comparison only; the published currency is authoritative.