GPT-6 Luna (Medium) vs MiMo-V2.6-Flash
Which is better for the money: GPT-6 Luna (Medium) by OpenAI or MiMo-V2.6-Flash by Xiaomi? 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
MiMo-V2.6-Flash scores 8.0 points higher (37.9 vs 29.9) but costs 3.5× as much to run the benchmark ($110 vs $31.2; mid-range vs budget cost classes). They are not alternatives at one budget: pick MiMo-V2.6-Flash when you need intelligence above 29.9, and GPT-6 Luna (Medium) when 29.9 is enough.
| Metric | GPT-6 Luna (Medium) | MiMo-V2.6-Flash | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.9 | 37.9 | +26.8% MiMo-V2.6-Flash is 26.8% more intelligent |
| Total AA cost (lower is better) | $31.17 | $109.55 | +251.5% MiMo-V2.6-Flash is 3.5× more expensive |
| End-to-end time (lower is better) | 8.25s | 49.26s | +497.1% MiMo-V2.6-Flash is 497.1% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.50 | $0.14 / $0.28 | |
| Input modalities | Text, Image | Text, Image |
MiMo-V2.6-Flash vs GPT-6 Luna (Medium): 26.8% more intelligence, 251.5% more cost to run the AA benchmark, and 497.1% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Luna (Medium) is on today's frontier: nothing is both smarter and cheaper.
- MiMo-V2.6-Flash is on today's frontier: nothing is both smarter and cheaper.
GPT-6 Luna (Medium)MiMo-V2.6-FlashToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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