OpenAI's most efficient model for focused, high-volume tasks
Specification
most-agreed values
Context
1.1M
Max output
128K
Released
2026-09-22
Knowledge cutoff
2026-05-18
Retires
—
Open weights
no
Input
text, image, pdf
Output
text
Price
US dollars per million tokens · most-agreed
Input
$0.20
Output
$1.00
Cache read
$0.02
Cache write
$0.25
Available from 2 hosts
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