← Choose models

Language & coding

What mattersGPT-6 Luna ↗OpenAI
Use casesEveryday tasks · Documents & writing · Visual understanding
Model score38GPT-6 Luna · maxArtificial Analysis · GPT-6 Luna · max ↗
Output / 1M tokens · USD$0.1
Published rates · USD$0.1 input / $0.5 outputPer 1M native tokens
Cached input / 1M$0.01
Cache write / 1M$0.125
Pricing conditionsOpenAI API · Standard · short contextLong-context, Fast, and regional processing can change the rate. Token rates exclude tools and cache writes.OpenAI API pricing ↗
Output speed · tokens/sNot benchmarkedNo speed classification verified for this version and serving tier. This does not mean it is slow.
Context window1,050,000
Model IDgpt-6-luna
Version notesA low token price is not a measured task-success or speed result.
Official documentationGPT-6 Luna model ↗Checked 2026-10-05
Language prices are USD per million tokens; input and output are billed separately. Video samples use 5s of 768P output where verified. Extra tools, reasoning, cache writes, input media, storage, and taxes can change the total. (fast) marks a published median output speed above 150 tokens/s in the linked test settings.