GPT-5.6 Luna (Max) vs MiMo-V2.5-Pro (Reasoning)
Which is better for the money: GPT-5.6 Luna (Max) by OpenAI or MiMo-V2.5-Pro (Reasoning) 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
GPT-5.6 Luna (Max) scores 11.3 points higher (37.3 vs 26.0) but costs 1.4× as much to run the benchmark ($320 vs $231; both mid-range class). Pick GPT-5.6 Luna (Max) when the extra intelligence is worth the premium, otherwise MiMo-V2.5-Pro (Reasoning).
| Metric | GPT-5.6 Luna (Max) | MiMo-V2.5-Pro (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 37.3 | 26.0 | −30.3% MiMo-V2.5-Pro (Reason… is 30.3% less intelligent |
| Total AA cost (lower is better) | $319.93 | $231.08 | −27.8% MiMo-V2.5-Pro (Reason… is 27.8% cheaper |
| End-to-end time (lower is better) | 103.72s | 49.53s | −52.2% MiMo-V2.5-Pro (Reason… is 52.2% faster |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.41 / $1.02 | |
| Input modalities | Text, Image | Text |
MiMo-V2.5-Pro (Reasoning) vs GPT-5.6 Luna (Max): 30.3% less intelligence, 27.8% less cost to run the AA benchmark, and 52.2% faster end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (Max) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
- MiMo-V2.5-Pro (Reasoning) is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-5.6 Luna (Max)MiMo-V2.5-Pro (Reasoning)Today'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/mimo-v2-5-pro · Markdown: /api/v1/compare/gpt-5-6-luna/mimo-v2-5-pro?format=md · llms.txt · agent skill