Claude Fable 5.1 (Medium, Default Fallback) vs Trinity Large Thinking
Which is better for the money: Claude Fable 5.1 (Medium, Default Fallback) by Anthropic or Trinity Large Thinking by Arcee AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Depends on your budget
Claude Fable 5.1 (Medium, Default Fallb… scores 38.1 points higher (48.9 vs 10.8) but costs 17× as much to run the benchmark ($3983 vs $233; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Fable 5.1 (Medium, Default Fallb… when you need intelligence above 10.8, and Trinity Large Thinking when 10.8 is enough.
| Metric | Claude Fable 5.1 (Medium, Default Fallback) | Trinity Large Thinking | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 48.9 | 10.8 | −77.9% Trinity Large Thinking is 77.9% less intelligent |
| Total AA cost (lower is better) | $3,983.28 | $232.95 | −94.2% Trinity Large Thinking is 94.2% cheaper |
| End-to-end time (lower is better) | 13.16s | 8.30s | −36.9% Trinity Large Thinking is 36.9% faster |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $0.25 / $0.80 | |
| Input modalities | Text, Image | Text |
Trinity Large Thinking vs Claude Fable 5.1 (Medium, Default Fallback): 77.9% less intelligence, 94.2% less cost to run the AA benchmark, and 36.9% faster end-to-end.
Against the frontier
- Claude Fable 5.1 (Medium, Default Fallback) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Trinity Large Thinking is off the frontier: at the same or lower cost, MiMo-V2.6-Pro scores 46.30 for $207.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-fable-5-1-medium/trinity-large-thinking · Markdown: /api/v1/compare/claude-fable-5-1-medium/trinity-large-thinking?format=md · llms.txt · agent skill