GPT-6 Astra (Xhigh) vs Mistral Large 4 Preview
Which is better for the money: GPT-6 Astra (Xhigh) by OpenAI or Mistral Large 4 Preview by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Trade-off
Verdict
Depends on your budget
GPT-6 Astra (Xhigh) scores 14.0 points higher (52.4 vs 38.4) but costs 2.4× as much to run the benchmark ($3803 vs $1608; flagship vs premium cost classes). Pick GPT-6 Astra (Xhigh) when the extra intelligence is worth the premium, otherwise Mistral Large 4 Preview.
| Metric | GPT-6 Astra (Xhigh) | Mistral Large 4 Preview | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 52.4 | 38.4 | −26.7% Mistral Large 4 Previ… is 26.7% less intelligent |
| Total AA cost (lower is better) | $3,802.98 | $1,607.86 | −57.7% Mistral Large 4 Previ… is 57.7% cheaper |
| End-to-end time (lower is better) | 158.33s | 24.07s | −84.8% Mistral Large 4 Previ… is 84.8% faster |
| 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 (Xhigh): 26.7% less intelligence, 57.7% less cost to run the AA benchmark, and 84.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- 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 (Xhigh)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-xhigh/mistral-large-4 · Markdown: /api/v1/compare/gpt-6-astra-xhigh/mistral-large-4?format=md · llms.txt · agent skill