GPT-6 Sol (High) vs Mistral Small 3.1
Which is better for the money: GPT-6 Sol (High) by OpenAI or Mistral Small 3.1 by Mistral? 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
GPT-6 Sol (High) scores 35.3 points higher (42.4 vs 7.1) but costs 22× as much to run the benchmark ($605 vs $27.8; premium vs budget cost classes). They are not alternatives at one budget: pick GPT-6 Sol (High) when you need intelligence above 7.1, and Mistral Small 3.1 when 7.1 is enough.
| Metric | GPT-6 Sol (High) | Mistral Small 3.1 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 42.4 | 7.1 | −83.3% Mistral Small 3.1 is 83.3% less intelligent |
| Total AA cost (lower is better) | $604.52 | $27.82 | −95.4% Mistral Small 3.1 is 95.4% cheaper |
| End-to-end time (lower is better) | 15.56s | 11.25s | −27.7% Mistral Small 3.1 is 27.7% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.08 / $0.14 | |
| Input modalities | Text, Image | Text, Image |
Mistral Small 3.1 vs GPT-6 Sol (High): 83.3% less intelligence, 95.4% less cost to run the AA benchmark, and 27.7% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Sol (High) is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
- Mistral Small 3.1 is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
GPT-6 Sol (High)Mistral Small 3.1Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-sol-high/mistral-small-3-1 · Markdown: /api/v1/compare/gpt-6-sol-high/mistral-small-3-1?format=md · llms.txt · agent skill