Claude Sonnet 5 (Xhigh) vs Ministral 3 8B
Which is better for the money: Claude Sonnet 5 (Xhigh) by Anthropic or Ministral 3 8B by Mistral? 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
Claude Sonnet 5 (Xhigh) scores 28.9 points higher (34.4 vs 5.5) but costs 119× as much to run the benchmark ($3255 vs $27.5; flagship vs budget cost classes). They are not alternatives at one budget: pick Claude Sonnet 5 (Xhigh) when you need intelligence above 5.5, and Ministral 3 8B when 5.5 is enough.
| Metric | Claude Sonnet 5 (Xhigh) | Ministral 3 8B | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.4 | 5.5 | −84.0% Ministral 3 8B is 84.0% less intelligent |
| Total AA cost (lower is better) | $3,255.40 | $27.47 | −99.2% Ministral 3 8B is 99.2% cheaper |
| End-to-end time (lower is better) | 30.12s | 5.26s | −82.5% Ministral 3 8B is 82.5% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.15 / $0.15 | |
| Input modalities | Text, Image | Text, Image |
Ministral 3 8B vs Claude Sonnet 5 (Xhigh): 84.0% less intelligence, 99.2% less cost to run the AA benchmark, and 82.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Sonnet 5 (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Ministral 3 8B is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
Claude Sonnet 5 (Xhigh)Ministral 3 8BToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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