GPT-6 Astra (Low) vs MiMo-V2.5-Pro (Reasoning)
Which is better for the money: GPT-6 Astra (Low) 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-6 Astra (Low) scores 19.8 points higher (45.8 vs 26.0) but costs 6.7× as much to run the benchmark ($1537 vs $231; premium vs mid-range cost classes). They are not alternatives at one budget: pick GPT-6 Astra (Low) when you need intelligence above 26.0, and MiMo-V2.5-Pro (Reasoning) when 26.0 is enough.
| Metric | GPT-6 Astra (Low) | MiMo-V2.5-Pro (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.8 | 26.0 | −43.2% MiMo-V2.5-Pro (Reason… is 43.2% less intelligent |
| Total AA cost (lower is better) | $1,536.78 | $231.08 | −85.0% MiMo-V2.5-Pro (Reason… is 85.0% cheaper |
| End-to-end time (lower is better) | 12.01s | 49.53s | +312.4% MiMo-V2.5-Pro (Reason… is 312.4% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.41 / $1.02 | |
| Input modalities | Text, Image | Text |
MiMo-V2.5-Pro (Reasoning) vs GPT-6 Astra (Low): 43.2% less intelligence, 85.0% less cost to run the AA benchmark, and 312.4% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Low) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- 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-6 Astra (Low)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-6-astra-low/mimo-v2-5-pro · Markdown: /api/v1/compare/gpt-6-astra-low/mimo-v2-5-pro?format=md · llms.txt · agent skill