Claude Opus 4.8 (Max) vs GPT-6 Sol (Xhigh)
Which is better for the money: Claude Opus 4.8 (Max) by Anthropic or GPT-6 Sol (Xhigh) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Clear winner
Verdict
Pick GPT-6 Sol (Xhigh)
GPT-6 Sol (Xhigh) vs Claude Opus 4.8 (Max): 5.7% more intelligence, 87.6% less cost to run the AA benchmark, and 11.2% slower end-to-end.
| Metric | Claude Opus 4.8 (Max) | GPT-6 Sol (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.8 | 44.2 | +5.7% GPT-6 Sol (Xhigh) is 5.7% more intelligent |
| Total AA cost (lower is better) | $6,873.86 | $854.60 | −87.6% GPT-6 Sol (Xhigh) is 87.6% cheaper |
| End-to-end time (lower is better) | 37.99s | 42.26s | +11.2% GPT-6 Sol (Xhigh) is 11.2% slower |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude Opus 4.8 (Max) 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 (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
Claude Opus 4.8 (Max)GPT-6 Sol (Xhigh)Today's Pareto frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-4-8/gpt-6-sol-xhigh · Markdown: /api/v1/compare/claude-opus-4-8/gpt-6-sol-xhigh?format=md · llms.txt · agent skill