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Benchmark snapshot

1 benchmarks in common.

4 models selected. 1 benchmarks in common.

Reported scores; test settings may differ.

Reported benchmark results for Grok 4.3, Claude Sonnet 4 4.0 Thinking, Kimi K2 0905 Preview, 3 235B A22B thinking-2507
Benchmark
xAI
Anthropic
Moonshot
Qwen
Arena ELOHuman preference1,4421,4021,4181,400
LiveBench 1.0General reasoning62.3%Not in our datasetNot in our datasetNot in our dataset
GPQA DiamondScientific knowledgeNot in our dataset76.1%74.2%Not in our dataset
HLEAcademic reasoningNot in our dataset7.8%Not in our dataset15.8%
MMLU ProMulti-task understandingNot in our datasetNot in our dataset81.9%84.5%
SimpleBenchCommonsense reasoningNot in our dataset45.5%Not in our datasetNot in our dataset
AIME 2025MathematicsNot in our dataset70.5%51.0%Not in our dataset
AiderCode editingNot in our dataset61.3%Not in our datasetNot in our dataset
SWE-Bench VerifiedAgentic codingNot in our dataset72.7%69.2%Not in our dataset
LiveCodeBenchCompetitive codingNot in our dataset55.9%Not in our datasetNot in our dataset
Tau-BenchAgentic tool useNot in our dataset83.8%Not in our dataset71.9%
ARC-AGI-2Visual reasoningNot in our dataset5.9%Not in our datasetNot in our dataset
Pricing & context Published USD rates per 1M tokens
SpecificationGrok 4.3Claude Sonnet 4 4.0 ThinkingKimi K2 0905 Preview3 235B A22B thinking-2507
Input$1.25$3$0.6$0.45
Output$2.5$15$2.5$3.5
Context window1.0M200K262K128K
Pricing detailsExplore pricing →Explore pricing →Explore pricing →Explore pricing →
How to read this comparison

Each column keeps the exact model version you selected. Shared benchmarks are the intersection of their reported results; “all coverage” also shows where evidence is missing. Missing results never count as zero.

These are published benchmark scores, not a controlled head-to-head test. The available evidence does not establish matching evaluation settings, so we show no cross-model winner highlights or deltas. Composite quality scores are omitted because they can summarize different benchmark sets.

Scores and statistics are computed upstream. This page reads a fixed data snapshot; its date describes the snapshot, not the date of every measurement.