Claude Sonnet 5.5 (Max, Default Fallback) vs GPT-6 Sol (Medium)
Which is better for the money: Claude Sonnet 5.5 (Max, Default Fallback) by Anthropic or GPT-6 Sol (Medium) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Depends on your budget
Claude Sonnet 5.5 (Max, Default Fallbac… scores 16.2 points higher (56.0 vs 39.8) but costs 17× as much to run the benchmark ($7260 vs $416; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Sonnet 5.5 (Max, Default Fallbac… when you need intelligence above 39.8, and GPT-6 Sol (Medium) when 39.8 is enough.
| Metric | Claude Sonnet 5.5 (Max, Default Fallback) | GPT-6 Sol (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 39.8 | −28.9% GPT-6 Sol (Medium) is 28.9% less intelligent |
| Total AA cost (lower is better) | $7,259.50 | $416.32 | −94.3% GPT-6 Sol (Medium) is 94.3% cheaper |
| End-to-end time (lower is better) | 360.53s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (Medium) vs Claude Sonnet 5.5 (Max, Default Fallback): 28.9% less intelligence, 94.3% less cost to run the AA benchmark, and end-to-end time not fully reported.
Against the frontier
- Claude Sonnet 5.5 (Max, Default Fallback) 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 (Medium) 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-sonnet-5-5/gpt-6-sol-medium · Markdown: /api/v1/compare/claude-sonnet-5-5/gpt-6-sol-medium?format=md · llms.txt · agent skill