Celeris-1 vs Claude Sonnet 5 (Medium)
Which is better for the money: Celeris-1 by Celeris or Claude Sonnet 5 (Medium) by Anthropic? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Trade-off
Verdict
Depends on your budget
Claude Sonnet 5 (Medium) scores 21.8 points higher (28.1 vs 6.3) but costs 20× as much to run the benchmark ($1218 vs $60.0; premium vs mid-range cost classes). They are not alternatives at one budget: pick Claude Sonnet 5 (Medium) when you need intelligence above 6.3, and Celeris-1 when 6.3 is enough.
| Metric | Celeris-1 | Claude Sonnet 5 (Medium) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 6.3 | 28.1 | +346.0% Claude Sonnet 5 (Medi… is 4.5× more intelligent |
| Total AA cost (lower is better) | $59.99 | $1,218.17 | +1930.6% Claude Sonnet 5 (Medi… is 20× more expensive |
| End-to-end time (lower is better) | 0.87s | 9.02s | +936.8% Claude Sonnet 5 (Medi… is 936.8% slower |
| Price per 1M tokens (in / out) | $0.20 / $0.70 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Claude Sonnet 5 (Medium) vs Celeris-1: 346.0% more intelligence, 1930.6% more cost to run the AA benchmark, and 936.8% slower end-to-end.
Today's Pareto frontier
Against the frontier
- Celeris-1 is off the frontier: at the same or lower cost, Claude Haiku 5.5 (Medium) scores 34.50 for $56.4.
- Claude Sonnet 5 (Medium) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 51.80 for $1082.
Celeris-1Claude Sonnet 5 (Medium)Today's Pareto frontierEvery other model
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