Claude Sonnet 5.5
Claude Sonnet 5.5 · xhigh, showing maintainability. Results for all tested efforts are available below.
Maintainability66
Claude Sonnet 5.5 · xhigh
- Backend engineering
- 84
- Frontend interaction
- 86
- Knowledge & reasoning
- 85
- Visual aesthetics
- 73
- Maintainability
- 66
- Evaluation time
- —
- Cost
- —
Maintainability · Evaluation time & API cost
Tested configuration
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| Model / effort | Overall | Backend engineering | Frontend interaction | Knowledge & reasoning | Visual aesthetics | Maintainability | Total eval. time | Total ref. cost | Compare |
|---|---|---|---|---|---|---|---|---|---|
| 81.95 | 84 | 86 | 85 | 73 | 66 | 48m 32s | $2.80 |
Score breakdown
- Overall score
- 81.95
- Evaluation time
- 48m 32s
- Cost
- $2.80
Code readability, organization and the cost of change.
Semantic clarity15 / 20
Naming, explicit responsibilities and readability.
Control-flow organization20 / 20
Execution paths, responsibility boundaries and logical structure.
Locality of changes16 / 20
The scope of rule changes and duplicated maintenance.
State and lifecycle17 / 20
State ownership, cleanup and lifecycle management.
Implementation economy19 / 20
Implementation complexity, useful abstractions and redundancy.
Subscores retain their original scale; the axis score uses a consistent conversion.
Data snapshot published · 11/13/2026Scoring & cost notes