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GPT 5.6 Luna (Fast)

GPT-5.6 Luna is a fast, affordable GPT-5.6 model that brings strong capability at the lowest cost in the series.

Input and output price
Input $0.40, Output $2.40, Per 1M tokens
24h uptime
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Base model
import { streamText } from 'ai'
const result = streamText({
model: 'openai/gpt-5.6-luna-fast',
prompt: 'Why is the sky blue?'
})
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P50 throughput on live AI Gateway traffic, in tokens per second (TPS). Visit the docs for more info.

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