TAU2
Measured May 29, 2026Source
Score
0.91
Models9 0 
Grok 4.3 (medium)
xAIxAIUnited States
xAI is an AI company that develops advanced large language models, including the Grok series. Its Grok 4.3 model is designed for complex reasoning, coding, and multimodal tasks with a 1M-token context window, supporting various reasoning levels and structured outputs.
Input / 1M tokens
$1.25Output / 1M tokens
$2.50Output tokens/s
153.72First-token seconds
13.91sSupported plans
0Benchmark history
Evaluations
Terminalbench Hard
Measured May 29, 2026Source
Score
0.3
Lcr
Measured May 29, 2026Source
Score
0.65
Ifbench
Measured May 29, 2026Source
Score
0.83
Scicode
Measured May 29, 2026Source
Score
0.45
Hle
Measured May 29, 2026Source
Score
0.28
Gpqa
Measured May 29, 2026Source
Score
0.89
Artificial Analysis Coding Index
Measured May 29, 2026Source
Score
35.1
Artificial Analysis Intelligence Index
Measured May 29, 2026Source
Score
48.8
Plan availability
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