Gemini 3.1 Pro Preview vs Trinity Large Thinking
Which is better for the money: Gemini 3.1 Pro Preview by Google or Trinity Large Thinking by Arcee AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-08-17.
Trade-off
Verdict
Depends on your budget
Gemini 3.1 Pro Preview scores 29.0 points higher (47.7 vs 18.7) but costs 3.2× as much to run the benchmark ($812 vs $255; premium vs mid-range cost classes). They are not alternatives at one budget: pick Gemini 3.1 Pro Preview when you need intelligence above 18.7, and Trinity Large Thinking when 18.7 is enough.
| Metric | Gemini 3.1 Pro Preview | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 47.7 | 18.7 | −60.8% Trinity Large Thinking is 60.8% less intelligent |
| Total AA cost (lower is better) | $811.90 | $254.72 | −68.6% Trinity Large Thinking is 68.6% cheaper |
| End-to-end time (lower is better) | 37.70s | 13.49s | −64.2% Trinity Large Thinking is 64.2% faster |
| Price per 1M tokens (in / out) | $2.00 / $12.0 | $0.23 / $0.88 | |
| Input modalities | Not reported | Not reported |
Trinity Large Thinking vs Gemini 3.1 Pro Preview: 60.8% less intelligence, 68.6% less cost to run the AA benchmark, and 64.2% faster 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, Muse Spark 1.2 (xhigh) scores 56.80 for $639.
- Trinity Large Thinking is off the frontier: at the same or lower cost, GPT-5.6 Luna (max) scores 52.30 for $172.
Gemini 3.1 Pro PreviewTrinity Large ThinkingToday'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/gemini-3-1-pro-preview/trinity-large-thinking · Markdown: /api/v1/compare/gemini-3-1-pro-preview/trinity-large-thinking?format=md · llms.txt · agent skill