Kimi K3.1 Pro vs Trinity Large Thinking
Which is better for the money: Kimi K3.1 Pro by Kimi or Trinity Large Thinking by Arcee AI? 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
Kimi K3.1 Pro scores 44.3 points higher (55.1 vs 10.8) but costs 13× as much to run the benchmark ($3117 vs $233; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Kimi K3.1 Pro when you need intelligence above 10.8, and Trinity Large Thinking when 10.8 is enough.
| Metric | Kimi K3.1 Pro | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 55.1 | 10.8 | −80.4% Trinity Large Thinking is 80.4% less intelligent |
| Total AA cost (lower is better) | $3,117.31 | $232.95 | −92.5% Trinity Large Thinking is 92.5% cheaper |
| End-to-end time (lower is better) | 42.64s | 8.30s | −80.5% Trinity Large Thinking is 80.5% faster |
| Price per 1M tokens (in / out) | $2.00 / $10.0 | $0.25 / $0.80 | |
| Input modalities | Text, Image | Text |
Trinity Large Thinking vs Kimi K3.1 Pro: 80.4% less intelligence, 92.5% less cost to run the AA benchmark, and 80.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
- Trinity Large Thinking is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Kimi K3.1 ProTrinity 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/kimi-k3-1-pro/trinity-large-thinking · Markdown: /api/v1/compare/kimi-k3-1-pro/trinity-large-thinking?format=md · llms.txt · agent skill