← Artificial Acceleration
OpenAI · GPT series
gpt-oss-20b
Released
5 Aug 2025
· 0 days after
gpt-oss-120b
Intelligence
—
no index score yet
Price
$0.09
per 1M tokens, 3:1 in/out · $0.05 in / $0.22 out
Speed
138
output tokens/s, median
Weights
Open
US lab
OpenAI’s best score over time
9 Jul 2026
26 Oct 2026
← previous from OpenAI
gpt-oss-120b
next from OpenAI →
GPT-5