← Artificial Acceleration
OpenAI · GPT series

o3-mini

Released 31 Jan 2025 · 45 days after GPT-4o mini Realtime (Dec '24)
Intelligence
—
no index score yet
Price
$1.93
per 1M tokens, 3:1 in/out · $1.1 in / $4.4 out
Speed
—
not measured
Weights
Closed
US lab

OpenAI’s best score over time

9 Jul 202626 Oct 2026