Apertus 8B Instruct vs Claude Fable 5.1 (Xhigh, Default Fallback)

Apertus 8B Instruct vs Claude Fable 5.1 (Xhigh, 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 Fable 5.1 (Xhigh, Default Fallback)Off the frontier
Intelligence
53.20
Total cost
$9063
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 Fable 5.1 (Xhigh, Default Fallback)Difference
Intelligence (higher is better)4.853.2+1008.3% Claude Fable 5.1 (Xhi… is 11× more intelligent
Total AA cost (lower is better)Not reported$9,063.11— not comparable
End-to-end time (lower is better)7.38s82.85s+1022.6% Claude Fable 5.1 (Xhi… is 1022.6% slower
Price per 1M tokens (in / out)$0.10 / $0.20$10.0 / $50.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerApertus 8B Instruct: what beats itClaude Fable 5.1 (Xhigh, Default Fallback): 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-fable-5-1-xhigh · Markdown: /api/v1/compare/apertus-8b-instruct/claude-fable-5-1-xhigh?format=md · llms.txt · agent skill