Claude Haiku 5.5 (Low) vs Mistral Small 3.1
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or Mistral Small 3.1 by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-27.
Trade-off
Verdict
Depends on your budget
Claude Haiku 5.5 (Low) scores 22.4 points higher (29.5 vs 7.1) but costs 1.2× as much to run the benchmark ($34.3 vs $27.8; both budget class). Pick Claude Haiku 5.5 (Low) when the extra intelligence is worth the premium, otherwise Mistral Small 3.1.
| Metric | Claude Haiku 5.5 (Low) | Mistral Small 3.1 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 7.1 | −75.9% Mistral Small 3.1 is 75.9% less intelligent |
| Total AA cost (lower is better) | $34.31 | $27.82 | −18.9% Mistral Small 3.1 is 18.9% cheaper |
| End-to-end time (lower is better) | 11.44s | 10.17s | −11.1% Mistral Small 3.1 is 11.1% 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 (Low): 75.9% less intelligence, 18.9% less cost to run the AA benchmark, and 11.1% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Haiku 5.5 (Low) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- 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 (Low)Mistral Small 3.1Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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