Claude Opus 5
Claude Opus 5 has 3 tested configurations. Its highest published overall score is 79.5 at max. Inspect dimension scores, evaluation time, and cost below.
Overall score79.5
Claude Opus 5 · max
- Backend engineering
- 66
- Frontend interaction
- 82
- Knowledge & reasoning
- 95
- Evaluation time
- 92m 12s
- Cost
- $7.99
Complete evaluation · API cost
Results by reasoning effort
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| Model / effort | Overall | Backend engineering | Frontend interaction | Knowledge & reasoning | Total eval. time | Total ref. cost | Compare |
|---|---|---|---|---|---|---|---|
| 77.0 | 65 | 80 | 90 | 66m 37s | $4.06 | ||
| 78.1 | 70 | 82 | 85 | 80m 26s | $5.68 | ||
| 79.5 | 66 | 82 | 95 | 92m 12s | $7.99 |
Score breakdown
- Overall score
- 79.5
- Evaluation time
- 92m 12s
- Cost
- $7.99
Service logic, error handling and verification.
Contracts and boundaries11 / 20
API contracts, input validation and boundary behavior.
Retries and failures15 / 20
Recovery, retry conditions and failure handling.
CI and adversarial review14 / 20
Verification plans, risk detection and audit evidence.
Transactions and consistency15 / 20
State transitions, concurrency and consistency.
Caching and regression11 / 20
Invalidation, data updates and regression coverage.
What changes with higher reasoning effort
Compare overall scores, cost, and time across neighboring tested efforts.
xhigh max
- Overall
- +1.4 pts 78.1 → 79.5
- Cost
- +$2.32 $5.68 → $7.99
- Evaluation time
- +14.6% 80m 26s → 92m 12s
Data snapshot published · 11/13/2026Scoring & cost notes