Claude Haiku 5.5 (Medium) vs K2 Think V2

Claude Haiku 5.5 (Medium) vs K2 Think V2. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Haiku 5.5 (Medium)On the frontier
Intelligence
34.50
Total cost
$56.4
Institute of Foundation ModelsK2 Think V2Not ranked · benchmark data missing
Intelligence
11.50
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 Haiku 5.5 (Medium)K2 Think V2Difference
Intelligence (higher is better)34.511.5−66.7% K2 Think V2 is 66.7% less intelligent
Total AA cost (lower is better)$56.36Not reported— not comparable
End-to-end time (lower is better)10.41sNot reported— not comparable
Price per 1M tokens (in / out)$0.10 / $0.50—
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Haiku 5.5 (Medium): what beats itK2 Think V2: 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-haiku-5-5-medium/k2-think-v2 · Markdown: /api/v1/compare/claude-haiku-5-5-medium/k2-think-v2?format=md · llms.txt · agent skill