GPT-6 Luna
NEWOpenAI · Proprietary · Released Sep 22, 2026 · openai/gpt-6-luna
Best $0.10 in / $0.50 out via OpenAI
1.05M contextVisionToolsReasoningStructured outputPrompt caching
Available from 7 providersUSD / MTOK · PRICES 3 HOURS AGO
EST. MONTHLY COSTclick a row for detail · click headers to sort
| PROVIDER | INPUT | OUTPUT | CACHE | CONTEXT | QUANT | TTFT | TPS | UPTIME |
|---|---|---|---|---|---|---|---|---|
 OpenAIFLEX1ST PARTY | $0.05 | $0.25 | $0.005 | 1.05M | — | — | — | 95.0% |
| OpenAI1ST PARTY | $0.10 | $0.50 | $0.01 | 1.05M | — | — | — | 100.0% |
 Azure | $0.10 | $0.50 | $0.01 | 1.05M | — | — | — | 89.8% |
 Amazon Bedrock | $0.11 | $0.55 | $0.011 | 1.05M | — | — | — | 100.0% |
| Azure | $0.11 | $0.55 | $0.011 | 1.05M | — | — | — | 100.0% |
| Azure | $0.11 | $0.55 | $0.011 | 1.05M | — | — | — | 100.0% |
| OpenAIPRIORITY1ST PARTY | $0.20 | $1.00 | $0.02 | 1.05M | — | — | — | 100.0% |
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Pricing variants · USD / MTok in / out
STANDARD
$0.10 / $0.50
per MTok in / out
BATCH
$0.05 / $0.25
async batch
CACHE READ $0.01CACHE WRITE $0.125WEB SEARCH $0.01 / search
Recent changesRSS ↗
Sep 23, 2026model added
About
GPT-6 Luna is the fast, cost-efficient model in OpenAI's GPT-6 series, positioned below GPT-6 Sol. It is suited for high-volume and latency-sensitive workloads such as chat, classification, and lightweight agentic...
Specifications
Context window1,050,000
Max output128,000
Modalities infile, image, text
Modalities outtext
LicenseProprietary
ReleasedSep 22, 2026
TokenizerGPT
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