Claude Opus 4.5 (Non-reasoning) vs DeepSeek V3.1 Terminus (Non-reasoning)

Claude Opus 4.5 (Non-reasoning) vs DeepSeek V3.1 Terminus (Non-reasoning). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

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 4.5 (Non-reasoning)DeepSeek V3.1 Terminus (Non-reasoning)Difference
Intelligence (higher is better)23.713.9−41.4% DeepSeek V3.1 Terminu… is 41.4% less intelligent
Total AA cost (lower is better)Not reportedNot reported— not comparable
End-to-end time (lower is better)11.32s7.43s−34.4% DeepSeek V3.1 Terminu… is 34.4% faster
Price per 1M tokens (in / out)$5.00 / $25.0$0.27 / $1.00
Input modalitiesText, ImageText
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-5/deepseek-v3-1-terminus · Markdown: /api/v1/compare/claude-opus-4-5/deepseek-v3-1-terminus?format=md · llms.txt · agent skill