Claude Haiku 5.5 (High) vs Mistral Small 3.1
Which is better for the money: Claude Haiku 5.5 (High) by Anthropic or Mistral Small 3.1 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 Haiku 5.5 (High) scores 30.7 points higher (37.8 vs 7.1) but costs 3.4× as much to run the benchmark ($94.1 vs $27.8; mid-range vs budget cost classes). They are not alternatives at one budget: pick Claude Haiku 5.5 (High) when you need intelligence above 7.1, and Mistral Small 3.1 when 7.1 is enough.
| Metric | Claude Haiku 5.5 (High) | Mistral Small 3.1 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.8 | 7.1 | −81.2% Mistral Small 3.1 is 81.2% less intelligent |
| Total AA cost (lower is better) | $94.07 | $27.82 | −70.4% Mistral Small 3.1 is 70.4% cheaper |
| End-to-end time (lower is better) | 28.27s | 10.55s | −62.7% Mistral Small 3.1 is 62.7% faster |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.08 / $0.14 | |
| Input modalities | Text, Image | Text, Image |
Mistral Small 3.1 vs Claude Haiku 5.5 (High): 81.2% less intelligence, 70.4% less cost to run the AA benchmark, and 62.7% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (High) is on today's frontier: nothing is both smarter and cheaper.
- Mistral Small 3.1 is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
Claude Haiku 5.5 (High)Mistral Small 3.1Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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