GPT-5.6 Sol (High) vs Grok 4.7 (Xhigh)
Which is better for the money: GPT-5.6 Sol (High) by OpenAI or Grok 4.7 (Xhigh) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
Grok 4.7 (Xhigh) scores 4.1 points higher (46.4 vs 42.3) but costs 3.3× as much to run the benchmark ($4967 vs $1487; flagship vs premium cost classes). They are not alternatives at one budget: pick Grok 4.7 (Xhigh) when you need intelligence above 42.3, and GPT-5.6 Sol (High) when 42.3 is enough.
| Metric | GPT-5.6 Sol (High) | Grok 4.7 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.3 | 46.4 | +9.7% Grok 4.7 (Xhigh) is 9.7% more intelligent |
| Total AA cost (lower is better) | $1,487.34 | $4,967.35 | +234.0% Grok 4.7 (Xhigh) is 3.3× more expensive |
| End-to-end time (lower is better) | 13.86s | 46.09s | +232.5% Grok 4.7 (Xhigh) is 232.5% slower |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Grok 4.7 (Xhigh) vs GPT-5.6 Sol (High): 9.7% more intelligence, 234.0% more cost to run the AA benchmark, and 232.5% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- Grok 4.7 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
GPT-5.6 Sol (High)Grok 4.7 (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-high/grok-4-7 · Markdown: /api/v1/compare/gpt-5-6-sol-high/grok-4-7?format=md · llms.txt · agent skill