Claude Sonnet 5.5 (Max, Default Fallback) vs GPT-6 Sol (Low)
Which is better for the money: Claude Sonnet 5.5 (Max, Default Fallback) by Anthropic or GPT-6 Sol (Low) by OpenAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5.5 (Max, Default Fallbac… scores 21.8 points higher (56.0 vs 34.2) but costs 27× as much to run the benchmark ($7260 vs $269; 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 34.2, and GPT-6 Sol (Low) when 34.2 is enough.
| Metric | Claude Sonnet 5.5 (Max, Default Fallback) | GPT-6 Sol (Low) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 34.2 | −38.9% GPT-6 Sol (Low) is 38.9% less intelligent |
| Total AA cost (lower is better) | $7,259.50 | $268.73 | −96.3% GPT-6 Sol (Low) is 96.3% cheaper |
| End-to-end time (lower is better) | 360.53s | 6.34s | −98.2% GPT-6 Sol (Low) is 98.2% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Sol (Low) vs Claude Sonnet 5.5 (Max, Default Fallback): 38.9% less intelligence, 96.3% less cost to run the AA benchmark, and 98.2% faster end-to-end.
Today's Pareto frontier
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 (Low) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Claude Sonnet 5.5 (Max, Default Fallback)GPT-6 Sol (Low)Today's Pareto frontierEvery other model
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