Claude Opus 5 (Adaptive Reasoning, Medium Effort) vs Trinity Large Thinking
Which is better for the money: Claude Opus 5 (Adaptive Reasoning, Medium Effort) by Anthropic or Trinity Large Thinking by Arcee AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-09-09.
Depends on your budget
Claude Opus 5 (Adaptive Reasoning, Medi… scores 34.2 points higher (45.1 vs 10.9) but costs 5.3× as much to run the benchmark ($2732 vs $518; flagship vs premium cost classes). They are not alternatives at one budget: pick Claude Opus 5 (Adaptive Reasoning, Medi… when you need intelligence above 10.9, and Trinity Large Thinking when 10.9 is enough.
| Metric | Claude Opus 5 (Adaptive Reasoning, Medium Effort) | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 45.1 | 10.9 | −75.8% Trinity Large Thinking is 75.8% less intelligent |
| Total AA cost (lower is better) | $2,731.91 | $518.07 | −81.0% Trinity Large Thinking is 81.0% cheaper |
| End-to-end time (lower is better) | 13.90s | 8.78s | −36.8% Trinity Large Thinking is 36.8% faster |
| Price per 1M tokens (in / out) | $5.00 / $25.0 | $0.25 / $0.90 | |
| Input modalities | Not reported | Not reported |
Trinity Large Thinking vs Claude Opus 5 (Adaptive Reasoning, Medium Effort): 75.8% less intelligence, 81.0% less cost to run the AA benchmark, and 36.8% faster end-to-end.
Against the frontier
- Claude Opus 5 (medium) is off the frontier: at the same or lower cost, GPT-6 Astra (medium) scores 49.70 for $2434.
- Trinity Large Thinking is off the frontier: at the same or lower cost, GLM-5.3-Flash scores 41.90 for $280.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-opus-5-medium/trinity-large-thinking · Markdown: /api/v1/compare/claude-opus-5-medium/trinity-large-thinking?format=md · llms.txt · agent skill