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Grok 4.20 0309

ReasoningClosed weightsModels.dev
Intelligence
25.2
Rank 171 of 744 measured models
Price/1M
$3
Rank 487 of 659 measured models
Context window
2M
Rank 8 of 1199 measured models

Grok 4.20 0309 (Reasoning) scores 25.2 on the Artificial Analysis Intelligence Index, ranking 171st of 744 measured models. The closest models on this index are Hy3 (25.3), Qwen3.7 Plus (25.2), and MiMo-V2-Omni-0327 (25.1). At $3 per million tokens (3:1 input/output blended price), it is more expensive than Hy3 ($0.241) and Qwen3.7 Plus ($0.70).

Artificial Analysis Indices
Reasoning
Intelligence25.2
Rank 171 of 744 measured models
Reasoning levels
Each point is a reasoning level of this model: more reasoning often raises the score but costs more. Select a point to open that level.
Intelligence Indexmost efficient ↗Price / 1M tokens
Standard Benchmarks
GPQA Diamond88.5%
Rank 92 of 619 measured models
HLE32.4%
Rank 142 of 664 measured models
IFBench82.9%
Rank 2 of 450 measured models
AA-LCR67.7%
Rank 240 of 575 measured models
TerminalBench Hard40.9%
Rank 53 of 432 measured models
τ²-Bench96.5%
Rank 14 of 440 measured models
Models at a similar level
The closest models on the Intelligence Index, one configuration per family.

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