Claude Opus 5.5 (Xhigh, Default Fallback) vs MiMo-V2.6-Flash
Which is better for the money: Claude Opus 5.5 (Xhigh, Default Fallback) by Anthropic or MiMo-V2.6-Flash 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
Claude Opus 5.5 (Xhigh, Default Fallbac… scores 18.1 points higher (56.0 vs 37.9) but costs 37× as much to run the benchmark ($4057 vs $110; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Opus 5.5 (Xhigh, Default Fallbac… when you need intelligence above 37.9, and MiMo-V2.6-Flash when 37.9 is enough.
| Metric | Claude Opus 5.5 (Xhigh, Default Fallback) | MiMo-V2.6-Flash | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 56.0 | 37.9 | −32.3% MiMo-V2.6-Flash is 32.3% less intelligent |
| Total AA cost (lower is better) | $4,056.65 | $109.55 | −97.3% MiMo-V2.6-Flash is 97.3% cheaper |
| End-to-end time (lower is better) | 123.06s | 49.53s | −59.8% MiMo-V2.6-Flash is 59.8% faster |
| Price per 1M tokens (in / out) | $4.00 / $20.0 | $0.14 / $0.28 | |
| Input modalities | Text, Image | Text, Image |
MiMo-V2.6-Flash vs Claude Opus 5.5 (Xhigh, Default Fallback): 32.3% less intelligence, 97.3% less cost to run the AA benchmark, and 59.8% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Opus 5.5 (Xhigh, Default Fallback) 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.
Claude Opus 5.5 (Xhigh, Default Fallback)MiMo-V2.6-FlashToday's Pareto frontierOpen-weights frontierEvery other model
Matchup
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