Claude Opus 5.5 (Xhigh, Default Fallback) vs GPT-6 Sol (Non-reasoning)
Which is better for the money: Claude Opus 5.5 (Xhigh, Default Fallback) by Anthropic or GPT-6 Sol (Non-reasoning) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Depends on your budget
Claude Opus 5.5 (Xhigh, Default Fallbac… scores 27.5 points higher (56.0 vs 28.5) but costs 9.0× as much to run the benchmark ($4057 vs $449; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Opus 5.5 (Xhigh, Default Fallbac… when you need intelligence above 28.5, and GPT-6 Sol (Non-reasoning) when 28.5 is enough.
| Metric | Claude Opus 5.5 (Xhigh, Default Fallback) | GPT-6 Sol (Non-reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 28.5 | −49.1% GPT-6 Sol (Non-reason… is 49.1% less intelligent |
| Total AA cost (lower is better) | $4,056.65 | $449.37 | −88.9% GPT-6 Sol (Non-reason… is 88.9% cheaper |
| End-to-end time (lower is better) | 127.77s | 5.33s | −95.8% GPT-6 Sol (Non-reason… is 95.8% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (Non-reasoning) vs Claude Opus 5.5 (Xhigh, Default Fallback): 49.1% less intelligence, 88.9% less cost to run the AA benchmark, and 95.8% faster end-to-end.
Against the frontier
- Claude Opus 5.5 (Xhigh, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- GPT-6 Sol (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-5-xhigh/gpt-6-sol-non-reasoning · Markdown: /api/v1/compare/claude-opus-5-5-xhigh/gpt-6-sol-non-reasoning?format=md · llms.txt · agent skill