GPT-5.4 nano (Xhigh) vs Mistral Medium 3.5
Which is better for the money: GPT-5.4 nano (Xhigh) by OpenAI or Mistral Medium 3.5 by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick GPT-5.4 nano (Xhigh)
Mistral Medium 3.5 vs GPT-5.4 nano (Xhigh): 31.4% less intelligence, 281.5% more cost to run the AA benchmark, and 66.3% faster end-to-end.
| Metric | GPT-5.4 nano (Xhigh) | Mistral Medium 3.5 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 20.7 | 14.2 | −31.4% Mistral Medium 3.5 is 31.4% less intelligent |
| Total AA cost (lower is better) | $331.24 | $1,263.80 | +281.5% Mistral Medium 3.5 is 3.8× more expensive |
| End-to-end time (lower is better) | 53.29s | 17.96s | −66.3% Mistral Medium 3.5 is 66.3% faster |
| Price per 1M tokens (in / out) | $0.20 / $1.25 | $1.50 / $7.50 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-5.4 nano (Xhigh) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- Mistral Medium 3.5 is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
GPT-5.4 nano (Xhigh)Mistral Medium 3.5Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-4-nano/mistral-medium-3-5 · Markdown: /api/v1/compare/gpt-5-4-nano/mistral-medium-3-5?format=md · llms.txt · agent skill