Claude Opus 4.5 (Reasoning) vs Grok 4.3 (High)
Claude Opus 4.5 (Reasoning) vs Grok 4.3 (High). 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.
| Metric | Claude Opus 4.5 (Reasoning) | Grok 4.3 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.1 | 24.9 | −14.4% Grok 4.3 (High) is 14.4% less intelligent |
| Total AA cost (lower is better) | Not reported | $363.24 | — not comparable |
| End-to-end time (lower is better) | 24.17s | 27.84s | +15.2% Grok 4.3 (High) is 15.2% slower |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $1.25 / $2.50 | |
| Input modalities | Text, Image | Text, Image |
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-5-thinking/grok-4-3 · Markdown: /api/v1/compare/claude-opus-4-5-thinking/grok-4-3?format=md · llms.txt · agent skill