G
GPT-5.6 Luna
OpenAI
🧠 Language Model
OpenAI GPT-5.6 Luna — high-volume streaming tasks, fast + economical 5.6 tier.
Specifications
ModalitiesInput: text, image · Output: text
Context window272K tokens
Max output128K tokens
Speed●●●●● Blazing
FeaturesTools: Yes Streaming: Yes Vision: Yes
Capabilitiestools, reasoning, vision
Pricing
$1.75 / 1M input tokens · $10.50 / 1M output tokens
Platform credit pricing — live rates on the Models page.