claude-opus-4-8
claude-opus-4-8 · xhigh, showing knowledge & reasoning. Results for all tested efforts are available below.
Knowledge & Reasoning90
claude-opus-4-8 · xhigh
- Backend engineering
- 61
- Frontend interaction
- 87
- Knowledge & Reasoning
- 90
- Visual aesthetics
- 68
- Maintainability
- 55
- Evaluation time
- 40m 31s
- Reference cost
- $2.20
Knowledge & Reasoning · Evaluation time & API cost
Results by reasoning effort
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| Model / effort | Overall | Backend engineering | Frontend interaction | Knowledge & Reasoning | Visual aesthetics | Maintainability | Total eval. time | Total ref. cost | Compare |
|---|---|---|---|---|---|---|---|---|---|
| 65.65 | 48 | 72 | 75 | 66 | 55 | 84m 26s | $4.40 | ||
| 76.80 | 61 | 87 | 90 | 68 | 55 | 102m 10s | $9.18 | ||
| 75.85 | 64 | 88 | 85 | 68 | 55 | 106m 52s | $16.33 |
Score breakdown
- Overall score
- 76.80
- Evaluation time
- 102m 10s
- Reference cost
- $9.18
Cross-disciplinary knowledge and complex problem solving.
Mathematical reasoning15 / 15
Mathematical concepts, logical deduction, and calculation accuracy.
Computer science & AI10 / 15
Computing systems, algorithms, and AI principles.
Science and engineering10 / 10
Scientific principles, quantitative analysis, and engineering problem solving.
Life sciences and medicine20 / 20
Biological mechanisms, medical knowledge, and domain-specific reasoning.
Humanities and general knowledge35 / 40
Humanities, social sciences, conceptual distinctions, and synthesis.
What changes with higher reasoning effort
Compare knowledge & reasoning scores, cost, and time across neighboring tested efforts.
high xhigh
- Knowledge & Reasoning
- +15.0 pts 75.00 → 90.00
- Reference cost
- +$1.28 $0.91 → $2.20
- Evaluation time
- −19.6% 50m 22s → 40m 31s
Data snapshot published · 10/27/2026Scoring & cost notes