GPT-5.6 Sol (Low) vs GPT-5.6 Sol (Xhigh)
Which is better for the money: GPT-5.6 Sol (Low) by OpenAI or GPT-5.6 Sol (Xhigh) 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
GPT-5.6 Sol (Xhigh) scores 10.5 points higher (44.0 vs 33.5) but costs 3.3× as much to run the benchmark ($2082 vs $637; flagship vs premium cost classes). They are not alternatives at one budget: pick GPT-5.6 Sol (Xhigh) when you need intelligence above 33.5, and GPT-5.6 Sol (Low) when 33.5 is enough.
| Metric | GPT-5.6 Sol (Low) | GPT-5.6 Sol (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 33.5 | 44.0 | +31.3% GPT-5.6 Sol (Xhigh) is 31.3% more intelligent |
| Total AA cost (lower is better) | $637.28 | $2,082.28 | +226.7% GPT-5.6 Sol (Xhigh) is 3.3× more expensive |
| End-to-end time (lower is better) | 8.37s | 62.17s | +642.8% GPT-5.6 Sol (Xhigh) is 642.8% slower |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $4.00 / $20.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.6 Sol (Xhigh) vs GPT-5.6 Sol (Low): 31.3% more intelligence, 226.7% more cost to run the AA benchmark, and 642.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Sol (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- GPT-5.6 Sol (Xhigh) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-5.6 Sol (Low)GPT-5.6 Sol (Xhigh)Today's Pareto frontierEvery other model
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-sol-low/gpt-5-6-sol-xhigh · Markdown: /api/v1/compare/gpt-5-6-sol-low/gpt-5-6-sol-xhigh?format=md · llms.txt · agent skill