GPT-5.6 Luna (high)
GPT-5.6 Luna (high) 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
47.0
Coding
63.3
Math
—
Speed
125 tok/s
Time to first token
7.14s
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