gpt-oss-120b (High) vs Mistral Large 3
Which is better for the money: gpt-oss-120b (High) by OpenAI or Mistral Large 3 by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-25.
Trade-off
Verdict
Depends on your budget
gpt-oss-120b (High) scores 2.3 points higher (11.6 vs 9.3) but costs 2.6× as much to run the benchmark ($123 vs $46.4; mid-range vs budget cost classes). Pick gpt-oss-120b (High) when the extra intelligence is worth the premium, otherwise Mistral Large 3.
| Metric | gpt-oss-120b (High) | Mistral Large 3 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 11.6 | 9.3 | −19.8% Mistral Large 3 is 19.8% less intelligent |
| Total AA cost (lower is better) | $122.71 | $46.41 | −62.2% Mistral Large 3 is 62.2% cheaper |
| End-to-end time (lower is better) | 11.55s | 7.23s | −37.4% Mistral Large 3 is 37.4% faster |
| Price per 1M tokens (in / out) | $0.15 / $0.60 | $0.50 / $1.50 | |
| Input modalities | Text | Text, Image |
Mistral Large 3 vs gpt-oss-120b (High): 19.8% less intelligence, 62.2% less cost to run the AA benchmark, and 37.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-120b (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
- Mistral Large 3 is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
gpt-oss-120b (High)Mistral Large 3Today'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/gpt-oss-120b/mistral-large-3 · Markdown: /api/v1/compare/gpt-oss-120b/mistral-large-3?format=md · llms.txt · agent skill