gpt-oss-120b (High) vs MiMo-V2.5-Pro (Reasoning)
Which is better for the money: gpt-oss-120b (High) 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
MiMo-V2.5-Pro (Reasoning) scores 14.4 points higher (26.0 vs 11.6) but costs 1.9× as much to run the benchmark ($231 vs $123; both mid-range class). Pick MiMo-V2.5-Pro (Reasoning) when the extra intelligence is worth the premium, otherwise gpt-oss-120b (High).
| Metric | gpt-oss-120b (High) | MiMo-V2.5-Pro (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 11.6 | 26.0 | +124.1% MiMo-V2.5-Pro (Reason… is 2.2× more intelligent |
| Total AA cost (lower is better) | $122.71 | $231.08 | +88.3% MiMo-V2.5-Pro (Reason… is 88.3% more expensive |
| End-to-end time (lower is better) | 11.29s | 49.47s | +338.2% MiMo-V2.5-Pro (Reason… is 338.2% slower |
| Price per 1M tokens (in / out) | $0.15 / $0.60 | $0.41 / $1.02 | |
| Input modalities | Text | Text |
MiMo-V2.5-Pro (Reasoning) vs gpt-oss-120b (High): 124.1% more intelligence, 88.3% more cost to run the AA benchmark, and 338.2% slower end-to-end.
Today's Pareto frontier
Against the frontier
- gpt-oss-120b (High) is off the frontier: at the same or lower cost, GPT-6 Luna (Max) scores 38.10 for $122.
- 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-oss-120b (High)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-oss-120b/mimo-v2-5-pro · Markdown: /api/v1/compare/gpt-oss-120b/mimo-v2-5-pro?format=md · llms.txt · agent skill