Apertus 8B Instruct vs Claude Opus 5 (Xhigh)

Apertus 8B Instruct vs Claude Opus 5 (Xhigh). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

Swiss AI InitiativeApertus 8B InstructNot ranked · benchmark data missing
Intelligence
4.80
Total cost
-
AnthropicClaude Opus 5 (Xhigh)Off the frontier
Intelligence
49.70
Total cost
$5868
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.

MetricApertus 8B InstructClaude Opus 5 (Xhigh)Difference
Intelligence (higher is better)4.849.7+935.4% Claude Opus 5 (Xhigh) is 10× more intelligent
Total AA cost (lower is better)Not reported$5,867.76— not comparable
End-to-end time (lower is better)7.20s35.00s+386.1% Claude Opus 5 (Xhigh) is 386.1% slower
Price per 1M tokens (in / out)$0.10 / $0.20$5.00 / $25.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerApertus 8B Instruct: what beats itClaude Opus 5 (Xhigh): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/apertus-8b-instruct/claude-opus-5-xhigh · Markdown: /api/v1/compare/apertus-8b-instruct/claude-opus-5-xhigh?format=md · llms.txt · agent skill