GPT-5.6 Luna (Non-reasoning) vs Mistral Small 3.2
Which is better for the money: GPT-5.6 Luna (Non-reasoning) by OpenAI or Mistral Small 3.2 by Mistral? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Clear winner
Verdict
Pick GPT-5.6 Luna (Non-reasoning)
Mistral Small 3.2 vs GPT-5.6 Luna (Non-reasoning): 54.8% less intelligence, 430.2% more cost to run the AA benchmark, and 96.1% slower end-to-end.
| Metric | GPT-5.6 Luna (Non-reasoning) | Mistral Small 3.2 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 15.5 | 7.0 | −54.8% Mistral Small 3.2 is 54.8% less intelligent |
| Total AA cost (lower is better) | $22.97 | $121.78 | +430.2% Mistral Small 3.2 is 5.3× more expensive |
| End-to-end time (lower is better) | 4.87s | 9.55s | +96.1% Mistral Small 3.2 is 96.1% slower |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.07 / $0.20 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (Non-reasoning) is off the frontier: at the same or lower cost, GPT-6 Luna (Low) scores 21.50 for $10.6.
- Mistral Small 3.2 is off the frontier: at the same or lower cost, MiMo-V2.6-Flash scores 37.90 for $110.
GPT-5.6 Luna (Non-reasoning)Mistral Small 3.2Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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