GPT-5.6 Luna (High) vs MiMo-V2.6-Pro
Which is better for the money: GPT-5.6 Luna (High) by OpenAI or MiMo-V2.6-Pro by Xiaomi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
MiMo-V2.6-Pro scores 14.2 points higher (46.3 vs 32.1) but costs 1.9× as much to run the benchmark ($207 vs $108; both mid-range class). Pick MiMo-V2.6-Pro when the extra intelligence is worth the premium, otherwise GPT-5.6 Luna (High).
| Metric | GPT-5.6 Luna (High) | MiMo-V2.6-Pro | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 32.1 | 46.3 | +44.2% MiMo-V2.6-Pro is 44.2% more intelligent |
| Total AA cost (lower is better) | $108.15 | $206.66 | +91.1% MiMo-V2.6-Pro is 91.1% more expensive |
| End-to-end time (lower is better) | 10.89s | 48.29s | +343.4% MiMo-V2.6-Pro is 343.4% slower |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.43 / $0.87 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
MiMo-V2.6-Pro vs GPT-5.6 Luna (High): 44.2% more intelligence, 91.1% more cost to run the AA benchmark, and 343.4% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (High) is off the frontier: at the same or lower cost, Claude Haiku 5.5 (High) scores 37.80 for $94.1.
- MiMo-V2.6-Pro is on today's frontier: nothing is both smarter and cheaper.
GPT-5.6 Luna (High)MiMo-V2.6-ProToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-luna-high/mimo-v2-6-pro · Markdown: /api/v1/compare/gpt-5-6-luna-high/mimo-v2-6-pro?format=md · llms.txt · agent skill