Claude Opus 5 (Xhigh) vs GPT-6 Sol (High)
Which is better for the money: Claude Opus 5 (Xhigh) by Anthropic or GPT-6 Sol (High) 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 7.3 points higher (49.7 vs 42.4) but costs 9.7× as much to run the benchmark ($5868 vs $605; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5 (Xhigh) when you need intelligence above 42.4, and GPT-6 Sol (High) when 42.4 is enough.
| Metric | Claude Opus 5 (Xhigh) | GPT-6 Sol (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.7 | 42.4 | −14.7% GPT-6 Sol (High) is 14.7% less intelligent |
| Total AA cost (lower is better) | $5,867.76 | $604.52 | −89.7% GPT-6 Sol (High) is 89.7% cheaper |
| End-to-end time (lower is better) | 35.31s | 15.50s | −56.1% GPT-6 Sol (High) is 56.1% faster |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (High) vs Claude Opus 5 (Xhigh): 14.7% less intelligence, 89.7% less cost to run the AA benchmark, and 56.1% faster 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-6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Claude Opus 5 (Xhigh)GPT-6 Sol (High)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-6-sol-high · Markdown: /api/v1/compare/claude-opus-5-xhigh/gpt-6-sol-high?format=md · llms.txt · agent skill