o4 Mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities. It supports tool use and demonstrates competitive reasoning and coding performance, outperforming its predecessor o3 Mini and even approaching o3 in some domains.
Try Now200,000 tokens
100,000 tokens
$1.10
$4.40
$0.275
$15
$0.19
Superseded by GPT-5.4 Mini with broader multimodal capabilities