GPT-5.6 Sol (Medium) vs GPT-5.6 Sol (Xhigh)
Which is better for the money: GPT-5.6 Sol (Medium) 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 2026-10-24.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Sol (Xhigh) scores 4.8 points higher (44.0 vs 39.2) but costs 2.1× as much to run the benchmark ($2082 vs $997; flagship vs premium cost classes). Pick GPT-5.6 Sol (Xhigh) when the extra intelligence is worth the premium, otherwise GPT-5.6 Sol (Medium).
| Metric | GPT-5.6 Sol (Medium) | GPT-5.6 Sol (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 39.2 | 44.0 | +12.2% GPT-5.6 Sol (Xhigh) is 12.2% more intelligent |
| Total AA cost (lower is better) | $997.39 | $2,082.28 | +108.8% GPT-5.6 Sol (Xhigh) is 2.1× more expensive |
| End-to-end time (lower is better) | 10.00s | 28.41s | +184.1% GPT-5.6 Sol (Xhigh) is 184.1% 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 (Medium): 12.2% more intelligence, 108.8% more cost to run the AA benchmark, and 184.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Sol (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 51.00 for $662.
- 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 (Medium)GPT-5.6 Sol (Xhigh)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-sol-medium/gpt-5-6-sol-xhigh · Markdown: /api/v1/compare/gpt-5-6-sol-medium/gpt-5-6-sol-xhigh?format=md · llms.txt · agent skill