Claude Opus 5.5 (Xhigh, Default Fallback) vs Grok 4.7 (Xhigh)
Which is better for the money: Claude Opus 5.5 (Xhigh, Default Fallback) by Anthropic or Grok 4.7 (Xhigh) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Claude Opus 5.5 (Xhigh, Default Fallback)
Grok 4.7 (Xhigh) vs Claude Opus 5.5 (Xhigh, Default Fallback): 17.1% less intelligence, 22.4% more cost to run the AA benchmark, and 67.2% faster end-to-end.
| Metric | Claude Opus 5.5 (Xhigh, Default Fallback) | Grok 4.7 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 46.4 | −17.1% Grok 4.7 (Xhigh) is 17.1% less intelligent |
| Total AA cost (lower is better) | $4,056.65 | $4,967.35 | +22.4% Grok 4.7 (Xhigh) is 22.4% more expensive |
| End-to-end time (lower is better) | 123.06s | 40.31s | −67.2% Grok 4.7 (Xhigh) is 67.2% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (Xhigh, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Grok 4.7 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
Claude Opus 5.5 (Xhigh, Default Fallback)Grok 4.7 (Xhigh)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-xhigh/grok-4-7 · Markdown: /api/v1/compare/claude-opus-5-5-xhigh/grok-4-7?format=md · llms.txt · agent skill