GPT-6.1 Terra (Medium) vs Trinity Large Thinking
Which is better for the money: GPT-6.1 Terra (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 2026-10-27.
Clear winner
Verdict
Pick GPT-6.1 Terra (Medium)
Trinity Large Thinking vs GPT-6.1 Terra (Medium): 73.8% less intelligence, 33.0% more cost to run the AA benchmark, and 17.4% slower end-to-end.
| Metric | GPT-6.1 Terra (Medium) | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 41.3 | 10.8 | −73.8% Trinity Large Thinking is 73.8% less intelligent |
| Total AA cost (lower is better) | $175.20 | $232.95 | +33.0% Trinity Large Thinking is 33.0% more expensive |
| End-to-end time (lower is better) | 6.95s | 8.16s | +17.4% Trinity Large Thinking is 17.4% slower |
| Price per 1M tokens (in / out) | $1.00 / $5.00 | $0.25 / $0.80 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
Against the frontier
- GPT-6.1 Terra (Medium) 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.
GPT-6.1 Terra (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-6-1-terra-medium/trinity-large-thinking · Markdown: /api/v1/compare/gpt-6-1-terra-medium/trinity-large-thinking?format=md · llms.txt · agent skill