Claude Haiku 5.5 (Low) vs Mistral Small 4 (Reasoning)
Which is better for the money: Claude Haiku 5.5 (Low) by Anthropic or Mistral Small 4 (Reasoning) by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Claude Haiku 5.5 (Low)
Mistral Small 4 (Reasoning) vs Claude Haiku 5.5 (Low): 61.7% less intelligence, 23.9% more cost to run the AA benchmark, and 42.3% slower end-to-end.
| Metric | Claude Haiku 5.5 (Low) | Mistral Small 4 (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.5 | 11.3 | −61.7% Mistral Small 4 (Reas… is 61.7% less intelligent |
| Total AA cost (lower is better) | $34.31 | $42.50 | +23.9% Mistral Small 4 (Reas… is 23.9% more expensive |
| End-to-end time (lower is better) | 10.19s | 14.50s | +42.3% Mistral Small 4 (Reas… is 42.3% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.15 / $0.60 | |
| Input modalities | Text, Image | Text, Image |
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 4 (Reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
Claude Haiku 5.5 (Low)Mistral Small 4 (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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