TAU2
Measured May 14, 2026Source
Score
0.69
Models9 0 
GPT-5.5 (Non-reasoning)
OpenAIOpenAIUnited States
A variant of the GPT-5.5 model optimized for fast, direct responses without extended reasoning or chain-of-thought processes. It is designed for low-latency applications where speed and cost-efficiency are prioritized over complex, step-by-step problem solving.
FastCheap
Input / 1M tokens
$5.00Output / 1M tokens
$30.00Output tokens/s
62.64First-token seconds
1.04sSupported plans
0Benchmark history
Evaluations
Terminalbench Hard
Measured May 14, 2026Source
Score
0.49
Lcr
Measured May 14, 2026Source
Score
0.56
Ifbench
Measured May 14, 2026Source
Score
0.46
Scicode
Measured May 14, 2026Source
Score
0.47
Hle
Measured May 14, 2026Source
Score
0.13
Gpqa
Measured May 14, 2026Source
Score
0.77
Artificial Analysis Coding Index
Measured May 14, 2026Source
Score
48.6
Artificial Analysis Intelligence Index
Measured May 14, 2026Source
Score
40.9
Plan availability
Products and plans that support this model
No products or plans have been linked to this model yet.
Discussion
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