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Description
A lightweight variant of GPT-5.4 with a 400k token context window, optimized for speed and efficiency in high-volume workloads.
OpenAI's frontier model for complex professional workloads. 1M token context, text + image input, native computer use.
I/O price /1M
$0.1/$0.625
$5.00/$30.00
Input /1M
$0.1
$5.00
Output /1M
$0.625
$30.00
Cached in /1M
$0.01
$0.5
Context
400K
1M
Δ input since launch
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—
Δ output since launch
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Released
Mar 2026
Apr 2026
Status
—
—
Provider
OpenAI
OpenAI