GPT-6 Luna (Non-reasoning) vs Mistral Large 3
Which is better for the money: GPT-6 Luna (Non-reasoning) 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.
Clear winner
Verdict
Pick GPT-6 Luna (Non-reasoning)
Mistral Large 3 vs GPT-6 Luna (Non-reasoning): 49.7% less intelligence, 142.2% more cost to run the AA benchmark, and 42.0% slower end-to-end.
| Metric | GPT-6 Luna (Non-reasoning) | Mistral Large 3 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 18.5 | 9.3 | −49.7% Mistral Large 3 is 49.7% less intelligent |
| Total AA cost (lower is better) | $19.16 | $46.41 | +142.2% Mistral Large 3 is 2.4× more expensive |
| End-to-end time (lower is better) | 5.09s | 7.23s | +42.0% Mistral Large 3 is 42.0% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.50 / $1.50 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- Mistral Large 3 is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
GPT-6 Luna (Non-reasoning)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-6-luna-non-reasoning/mistral-large-3 · Markdown: /api/v1/compare/gpt-6-luna-non-reasoning/mistral-large-3?format=md · llms.txt · agent skill