TAU2
Measured May 29, 2026Source
Score
0.84
Models15 0 
GPT-5 (low)
OpenAIOpenAIUnited States
A lightweight, cost-optimized variant of the GPT-5 model family, designed for high-throughput applications. It retains strong reasoning and coding capabilities while offering faster response times and lower operational costs compared to the full-scale model.
CodingReasoningFastCheapLong contextMultimodal
Input / 1M tokens
$1.25Output / 1M tokens
$10.00Output tokens/s
64.32First-token seconds
12.92sSupported plans
0Benchmark history
Evaluations
Terminalbench Hard
Measured May 29, 2026Source
Score
0.27
Lcr
Measured May 29, 2026Source
Score
0.59
Ifbench
Measured May 29, 2026Source
Score
0.67
Aime 25
Measured May 29, 2026Source
Score
0.83
Aime
Measured May 29, 2026Source
Score
0.83
Math 500
Measured May 29, 2026Source
Score
0.99
Scicode
Measured May 29, 2026Source
Score
0.39
Livecodebench
Measured May 29, 2026Source
Score
0.76
Hle
Measured May 29, 2026Source
Score
0.18
Gpqa
Measured May 29, 2026Source
Score
0.81
Mmlu Pro
Measured May 29, 2026Source
Score
0.86
Artificial Analysis Math Index
Measured May 29, 2026Source
Score
83
Artificial Analysis Coding Index
Measured May 29, 2026Source
Score
30.7
Artificial Analysis Intelligence Index
Measured May 29, 2026Source
Score
39.2
Plan availability
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