Gemini 3.1 Pro Preview vs LongCat 2.0
Which is better for the money: Gemini 3.1 Pro Preview by Google or LongCat 2.0 by LongCat? 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
Gemini 3.1 Pro Preview scores 10.6 points higher (29.7 vs 19.1) but costs 3.6× as much to run the benchmark ($1935 vs $545; both premium class). They are not alternatives at one budget: pick Gemini 3.1 Pro Preview when you need intelligence above 19.1, and LongCat 2.0 when 19.1 is enough.
| Metric | Gemini 3.1 Pro Preview | LongCat 2.0 | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 29.7 | 19.1 | −35.7% LongCat 2.0 is 35.7% less intelligent |
| Total AA cost (lower is better) | $1,935.39 | $544.74 | −71.9% LongCat 2.0 is 71.9% cheaper |
| End-to-end time (lower is better) | 24.90s | 35.54s | +42.7% LongCat 2.0 is 42.7% slower |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.75 / $2.95 | |
| Input modalities | Text, Image, Speech, Video | Text |
LongCat 2.0 vs Gemini 3.1 Pro Preview: 35.7% less intelligence, 71.9% less cost to run the AA benchmark, and 42.7% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Gemini 3.1 Pro Preview is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
- LongCat 2.0 is off the frontier: at the same or lower cost, GPT-6.1 Sol (High) scores 50.20 for $521.
Gemini 3.1 Pro PreviewLongCat 2.0Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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