GPT-5.6 Luna (xhigh)
GPT-5.6 Luna (xhigh) is developed by OpenAI, released 2026-07-09.
Input price
$0.20 / 1M tok
Output price
$1.20 / 1M tok
Blended price
$0.45 / 1M tok
Intelligence
50.1
Coding
68.6
Math
—
Speed
130 tok/s
Time to first token
20.31s
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