GPT-5.6 Terra (Medium) vs MiMo-V2.5-Pro (Reasoning)
Which is better for the money: GPT-5.6 Terra (Medium) 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 2026-10-24.
Trade-off
Verdict
Depends on your budget
GPT-5.6 Terra (Medium) scores 4.1 points higher (30.1 vs 26.0) but costs 1.9× as much to run the benchmark ($447 vs $231; both mid-range class). Pick GPT-5.6 Terra (Medium) when the extra intelligence is worth the premium, otherwise MiMo-V2.5-Pro (Reasoning).
| Metric | GPT-5.6 Terra (Medium) | MiMo-V2.5-Pro (Reasoning) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 30.1 | 26.0 | −13.6% MiMo-V2.5-Pro (Reason… is 13.6% less intelligent |
| Total AA cost (lower is better) | $446.53 | $231.08 | −48.2% MiMo-V2.5-Pro (Reason… is 48.2% cheaper |
| End-to-end time (lower is better) | 5.85s | 49.36s | +743.8% MiMo-V2.5-Pro (Reason… is 743.8% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.41 / $1.02 | |
| Input modalities | Text, Image | Text |
MiMo-V2.5-Pro (Reasoning) vs GPT-5.6 Terra (Medium): 13.6% less intelligence, 48.2% less cost to run the AA benchmark, and 743.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- GPT-5.6 Terra (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 47.80 for $361.
- 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 Terra (Medium)MiMo-V2.5-Pro (Reasoning)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
Compare something else
Agents:
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-6-terra-medium/mimo-v2-5-pro · Markdown: /api/v1/compare/gpt-5-6-terra-medium/mimo-v2-5-pro?format=md · llms.txt · agent skill