Apertus 8B Instruct vs Claude Opus 5.5 (Low, Default Fallback)

Apertus 8B Instruct vs Claude Opus 5.5 (Low, Default Fallback). 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 5.5 (Low, Default Fallback)Off the frontier
Intelligence
42.30
Total cost
$860
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 5.5 (Low, Default Fallback)Difference
Intelligence (higher is better)4.842.3+781.3% Claude Opus 5.5 (Low,… is 8.8× more intelligent
Total AA cost (lower is better)Not reported$860.33— not comparable
End-to-end time (lower is better)7.35s13.42s+82.6% Claude Opus 5.5 (Low,… is 82.6% slower
Price per 1M tokens (in / out)$0.10 / $0.20$4.00 / $20.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerApertus 8B Instruct: what beats itClaude Opus 5.5 (Low, Default Fallback): what beats it
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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-5-5-low · Markdown: /api/v1/compare/apertus-8b-instruct/claude-opus-5-5-low?format=md · llms.txt · agent skill