Claude Opus 5 (Xhigh) vs Reka Flash 3

Claude Opus 5 (Xhigh) vs Reka Flash 3. A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude Opus 5 (Xhigh)Off the frontier
Intelligence
49.70
Total cost
$5868
Reka AIReka Flash 3Not ranked · benchmark data missing
Intelligence
5.60
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 Opus 5 (Xhigh)Reka Flash 3Difference
Intelligence (higher is better)49.75.6−88.7% Reka Flash 3 is 88.7% less intelligent
Total AA cost (lower is better)$5,867.76Not reported— not comparable
End-to-end time (lower is better)37.50s29.82s−20.5% Reka Flash 3 is 20.5% faster
Price per 1M tokens (in / out)$5.00 / $25.0$0.20 / $0.80
Input modalitiesText, ImageText
Open this matchup in the interactive pickerClaude Opus 5 (Xhigh): what beats itReka Flash 3: 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-opus-5-xhigh/reka-flash-3 · Markdown: /api/v1/compare/claude-opus-5-xhigh/reka-flash-3?format=md · llms.txt · agent skill