Agnes 2.5 Pro Theta vs Claude Sonnet 5.5 (Max, Default Fallback)
Which is better for the money: Agnes 2.5 Pro Theta by Sapiens AI or Claude Sonnet 5.5 (Max, Default Fallback) by Anthropic? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-09.
Depends on your budget
Claude Sonnet 5.5 (Max, Default Fallbac… scores 30.5 points higher (54.5 vs 24.0) but costs 20× as much to run the benchmark ($7981 vs $397; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Sonnet 5.5 (Max, Default Fallbac… when you need intelligence above 24.0, and Agnes 2.5 Pro Theta when 24.0 is enough.
| Metric | Agnes 2.5 Pro Theta | Claude Sonnet 5.5 (Max, Default Fallback) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 24.0 | 54.5 | +127.1% Claude Sonnet 5.5 (Ma… is 2.3× more intelligent |
| Total AA cost (lower is better) | $396.84 | $7,980.63 | +1911.0% Claude Sonnet 5.5 (Ma… is 20× more expensive |
| End-to-end time (lower is better) | 12.07s | 491.03s | +3968.2% Claude Sonnet 5.5 (Ma… is 3968.2% slower |
| Price per 1M tokens (in / out) | $0.10 / $0.30 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Claude Sonnet 5.5 (Max, Default Fallback) vs Agnes 2.5 Pro Theta: 127.1% more intelligence, 1911.0% more cost to run the AA benchmark, and 3968.2% slower end-to-end.
Against the frontier
- Agnes 2.5 Pro Theta is off the frontier: at the same or lower cost, GPT-6.1 Sol (Medium) scores 46.30 for $389.
- Claude Sonnet 5.5 (Max, Default Fallback) is off the frontier: at the same or lower cost, Gemini 4 Carbon (Medium) scores 58.30 for $5903.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/agnes-2-5-pro-theta/claude-sonnet-5-5 · Markdown: /api/v1/compare/agnes-2-5-pro-theta/claude-sonnet-5-5?format=md · llms.txt · agent skill