Grok 4.20 0309 v2 (Reasoning) vs Kimi K2 Thinking

Grok 4.20 0309 v2 (Reasoning) vs Kimi K2 Thinking. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

SpaceXAIGrok 4.20 0309 v2 (Reasoning)Not ranked · benchmark data missing
Intelligence
25.70
Total cost
-
KimiKimi K2 ThinkingNot ranked · benchmark data missing
Intelligence
22.00
Total cost
-
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricGrok 4.20 0309 v2 (Reasoning)Kimi K2 ThinkingDifference
Intelligence (higher is better)25.722.0−14.4% Kimi K2 Thinking is 14.4% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)18.86s22.51s+19.4% Kimi K2 Thinking is 19.4% slower
Price per 1M tokens (in / out)$1.25 / $2.50$0.60 / $2.50
Input modalitiesText, ImageText
Open this matchup in the interactive pickerGrok 4.20 0309 v2 (Reasoning): what beats itKimi K2 Thinking: what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/grok-4-20/kimi-k2-thinking · Markdown: /api/v1/compare/grok-4-20/kimi-k2-thinking?format=md · llms.txt · agent skill