Claude Opus 5.5 (Low, Default Fallback) vs Mistral Large 4 (Medium)
Which is better for the money: Claude Opus 5.5 (Low, Default Fallback) by Anthropic or Mistral Large 4 (Medium) by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-30.
Trade-off
Verdict
Depends on your budget
Claude Opus 5.5 (Low, Default Fallback) scores 11.4 points higher (34.5 vs 23.1) but costs 1.0× as much to run the benchmark ($980 vs $936; both premium class). Pick Claude Opus 5.5 (Low, Default Fallback) when the extra intelligence is worth the premium, otherwise Mistral Large 4 (Medium).
| Metric | Claude Opus 5.5 (Low, Default Fallback) | Mistral Large 4 (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 34.5 | 23.1 | −33.0% Mistral Large 4 (Medi… is 33.0% less intelligent |
| Total AA cost (lower is better) | $979.66 | $936.36 | −4.4% Mistral Large 4 (Medi… is 4.4% cheaper |
| End-to-end time (lower is better) | 10.65s | Not reported | — not comparable |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $0.70 / $2.10 | |
| Input modalities | Text, Image | Text, Image |
Mistral Large 4 (Medium) vs Claude Opus 5.5 (Low, Default Fallback): 33.0% less intelligence, 4.4% less cost to run the AA benchmark, and end-to-end time not fully reported.
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (Low, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 52.30 for $718.
- Mistral Large 4 (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Xhigh) scores 52.30 for $718.
Claude Opus 5.5 (Low, Default Fallback)Mistral Large 4 (Medium)Today'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/claude-opus-5-5-low/mistral-large-4-medium · Markdown: /api/v1/compare/claude-opus-5-5-low/mistral-large-4-medium?format=md · llms.txt · agent skill