OpenAI reasoning model release optimized for fast, cost-efficient reasoning, with text and image input capabilities and text output.
Pricing
Model profile · Current snapshot
Input / 1M
$1.10
Output / 1M
$4.40
Blended / 1M
$1.93
Output TPS
0
TTFT (s)
0
Model Intelligence
Context window
200,000 tokens
Arena ranking
17
Benchmarkable
Yes
Model level
release
Intelligence Index
16.7
Math Index
90.7
MMLU Pro
0.83
GPQA
0.78
HLE
0.17
LiveCodeBench
0.86
MATH-500
0.99
AIME
0.94
AIME 2025
0.91
IFBench
0.69
LCR
0.61
TerminalBench Hard
0.15
TAU2
0.56
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