Claude Sonnet 5 (Medium) vs Kimi K2

Claude Sonnet 5 (Medium) vs Kimi K2. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Sonnet 5 (Medium)Off the frontier
Intelligence
28.10
Total cost
$1218
KimiKimi K2Not ranked · benchmark data missing
Intelligence
12.70
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.

MetricClaude Sonnet 5 (Medium)Kimi K2Difference
Intelligence (higher is better)28.112.7−54.8% Kimi K2 is 54.8% less intelligent
Total AA cost (lower is better)$1,218.17Not reported— not comparable
End-to-end time (lower is better)9.02s12.28s+36.1% Kimi K2 is 36.1% slower
Price per 1M tokens (in / out)$2.00 / $10.0$0.57 / $2.30
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Sonnet 5 (Medium): what beats itKimi K2: what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-sonnet-5-medium/kimi-k2 · Markdown: /api/v1/compare/claude-sonnet-5-medium/kimi-k2?format=md · llms.txt · agent skill