GPT-6 Astra (Medium) vs Mistral Large 4 Preview
Which is better for the money: GPT-6 Astra (Medium) by OpenAI or Mistral Large 4 Preview 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-6 Astra (Medium) scores 11.2 points higher (49.6 vs 38.4) but costs 1.5× as much to run the benchmark ($2434 vs $1608; flagship vs premium cost classes). Pick GPT-6 Astra (Medium) when the extra intelligence is worth the premium, otherwise Mistral Large 4 Preview.
| Metric | GPT-6 Astra (Medium) | Mistral Large 4 Preview | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.6 | 38.4 | −22.6% Mistral Large 4 Previ… is 22.6% less intelligent |
| Total AA cost (lower is better) | $2,434.12 | $1,607.86 | −33.9% Mistral Large 4 Previ… is 33.9% cheaper |
| End-to-end time (lower is better) | 14.07s | 24.31s | +72.8% Mistral Large 4 Previ… is 72.8% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $1.36 / $4.18 | |
| Input modalities | Text, Image | Text, Image |
Mistral Large 4 Preview vs GPT-6 Astra (Medium): 22.6% less intelligence, 33.9% less cost to run the AA benchmark, and 72.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Medium) is off the frontier: at the same or lower cost, Claude Opus 5.5 (High, Default Fallback) scores 53.60 for $2172.
- Mistral Large 4 Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-6 Astra (Medium)Mistral Large 4 PreviewToday's Pareto 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-astra-medium/mistral-large-4 · Markdown: /api/v1/compare/gpt-6-astra-medium/mistral-large-4?format=md · llms.txt · agent skill