GPT-5.5 Instant (June 2026)
GPT-5.5 Instant (June 2026) is developed by OpenAI, released 2026-06-25.
Input price
$5.00 / 1M tok
Output price
$30.00 / 1M tok
Blended price
$11.25 / 1M tok
Intelligence
29.2
Coding
39.4
Math
—
Speed
139 tok/s
Time to first token
0.85s
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