Claude Opus 5 (Xhigh) vs GPT-5.4 nano (Xhigh)
Which is better for the money: Claude Opus 5 (Xhigh) by Anthropic or GPT-5.4 nano (Xhigh) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
Claude Opus 5 (Xhigh) scores 29.0 points higher (49.7 vs 20.7) but costs 18× as much to run the benchmark ($5868 vs $331; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Opus 5 (Xhigh) when you need intelligence above 20.7, and GPT-5.4 nano (Xhigh) when 20.7 is enough.
| Metric | Claude Opus 5 (Xhigh) | GPT-5.4 nano (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.7 | 20.7 | −58.4% GPT-5.4 nano (Xhigh) is 58.4% less intelligent |
| Total AA cost (lower is better) | $5,867.76 | $331.24 | −94.4% GPT-5.4 nano (Xhigh) is 94.4% cheaper |
| End-to-end time (lower is better) | 40.34s | 105.67s | +161.9% GPT-5.4 nano (Xhigh) is 161.9% slower |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $0.20 / $1.25 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.4 nano (Xhigh) vs Claude Opus 5 (Xhigh): 58.4% less intelligence, 94.4% less cost to run the AA benchmark, and 161.9% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
- GPT-5.4 nano (Xhigh) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Claude Opus 5 (Xhigh)GPT-5.4 nano (Xhigh)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-xhigh/gpt-5-4-nano · Markdown: /api/v1/compare/claude-opus-5-xhigh/gpt-5-4-nano?format=md · llms.txt · agent skill