Solar Pro 3 vs Trinity Large Thinking
Which is better for the money: Solar Pro 3 by Upstage or Trinity Large Thinking by Arcee AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-08-19.
Trade-off
Verdict
Depends on your budget
Trinity Large Thinking scores 4.2 points higher (18.7 vs 14.5) but costs 1.6× as much to run the benchmark ($255 vs $158; both mid-range class). Pick Trinity Large Thinking when the extra intelligence is worth the premium, otherwise Solar Pro 3.
| Metric | Solar Pro 3 | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 14.5 | 18.7 | +29.0% Trinity Large Thinking is 29.0% more intelligent |
| Total AA cost (lower is better) | $158.07 | $254.72 | +61.1% Trinity Large Thinking is 61.1% more expensive |
| End-to-end time (lower is better) | 18.88s | 14.08s | −25.4% Trinity Large Thinking is 25.4% faster |
| Price per 1M tokens (in / out) | $0.15 / $0.60 | $0.23 / $0.88 | |
| Input modalities | Not reported | Not reported |
Trinity Large Thinking vs Solar Pro 3: 29.0% more intelligence, 61.1% more cost to run the AA benchmark, and 25.4% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Solar Pro 3 is off the frontier: at the same or lower cost, GPT-5.6 Luna (xhigh) scores 50.10 for $95.1.
- Trinity Large Thinking is off the frontier: at the same or lower cost, GPT-5.6 Luna (max) scores 52.30 for $172.
Solar Pro 3Trinity 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/solar-pro-3/trinity-large-thinking · Markdown: /api/v1/compare/solar-pro-3/trinity-large-thinking?format=md · llms.txt · agent skill