GPT-5.6 Luna (Medium) vs Trinity Large Thinking
Which is better for the money: GPT-5.6 Luna (Medium) by OpenAI 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.
Clear winner
Verdict
Pick GPT-5.6 Luna (Medium)
Trinity Large Thinking vs GPT-5.6 Luna (Medium): 56.8% less intelligence, 425.6% more cost to run the AA benchmark, and 42.6% slower end-to-end.
| Metric | GPT-5.6 Luna (Medium) | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 25.0 | 10.8 | −56.8% Trinity Large Thinking is 56.8% less intelligent |
| Total AA cost (lower is better) | $44.32 | $232.95 | +425.6% Trinity Large Thinking is 5.3× more expensive |
| End-to-end time (lower is better) | 5.82s | 8.30s | +42.6% Trinity Large Thinking is 42.6% slower |
| Price per 1M tokens (in / out) | $0.20 / $1.20 | $0.25 / $0.80 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- GPT-5.6 Luna (Medium) is off the frontier: at the same or lower cost, GPT-6 Luna (Medium) scores 29.90 for $31.2.
- Trinity Large Thinking is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
GPT-5.6 Luna (Medium)Trinity 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/gpt-5-6-luna-medium/trinity-large-thinking · Markdown: /api/v1/compare/gpt-5-6-luna-medium/trinity-large-thinking?format=md · llms.txt · agent skill