TAU2
Measured May 29, 2026Source
Score
0.53
Models9 0 
GPT-5.4 nano (medium)
OpenAIOpenAIUnited States
A lightweight and efficient model from the GPT-5.4 series, optimized for fast response times and low operational costs. It is designed for high-throughput tasks where speed and affordability are primary considerations.
FastCheapReasoning
Input / 1M tokens
$0.20Output / 1M tokens
$1.25Output tokens/s
161.59First-token seconds
4.07sSupported plans
0Benchmark history
Evaluations
Terminalbench Hard
Measured May 29, 2026Source
Score
0.33
Lcr
Measured May 29, 2026Source
Score
0.57
Ifbench
Measured May 29, 2026Source
Score
0.64
Scicode
Measured May 29, 2026Source
Score
0.38
Hle
Measured May 29, 2026Source
Score
0.15
Gpqa
Measured May 29, 2026Source
Score
0.76
Artificial Analysis Coding Index
Measured May 29, 2026Source
Score
35
Artificial Analysis Intelligence Index
Measured May 29, 2026Source
Score
38.1
Plan availability
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