Model comparison
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Differences vs. space-bunny · default
Score, cost & time differences
Current baseline · space-bunny · default
61Backend engineering
Compared with space-bunny · default
- step-5 · default
Backend engineering: tiedReference cost $0.34 ($0.34 more)Evaluation time 7m 12s (12m 21s less)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | space-bunny · default | step-5 · default |
|---|---|---|
| Backend engineering | space-bunnydefault 61 | step-5default 61Tied |
| Overall | space-bunnydefault 68.80 | step-5default 65.20−3.6 pts |
| Frontend interaction | space-bunnydefault 80 | step-5default 71−9 pts |
| Knowledge & Reasoning | space-bunnydefault 75 | step-5default 75Tied |
| Visual aesthetics | space-bunnydefault 59 | step-5default 47−12 pts |
| Maintainability | space-bunnydefault 55 | step-5default 55Tied |
Backend engineering evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Backend engineering evaluation| Metric | space-bunny · default | step-5 · default |
|---|---|---|
| Reference cost | space-bunnydefault $0.000 | step-5default $0.34+$0.34 |
| Evaluation time | space-bunnydefault 19m 33s | step-5default 7m 12s−63.1% |
Capability profiles
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Behind each score
Expand to inspect each subaxis.
Backend engineeringSubscores
| Scoring dimension | space-bunnydefault | step-5default |
|---|---|---|
| Contracts and boundaries | 9 / 20 | 9 / 20 |
| Retries and failures | 15 / 20 | 16 / 20 |
| CI and adversarial review | 7 / 20 | 8 / 20 |
| Transactions and consistency | 14 / 20 | 16 / 20 |
| Caching and regression | 16 / 20 | 12 / 20 |
Frontend interactionSubscores
| Scoring dimension | space-bunnydefault | step-5default |
|---|---|---|
| Layout and adaptation | 18 / 20 | 18 / 20 |
| Interaction behavior | 20 / 20 | 18 / 20 |
| State continuity | 11 / 20 | 12 / 20 |
| Accessibility and feedback | 12 / 15 | 10 / 15 |
| State validation and regression | 19 / 25 | 13 / 25 |
Knowledge & ReasoningSubscores
| Scoring dimension | space-bunnydefault | step-5default |
|---|---|---|
| Mathematical reasoning | 5 / 15 | 10 / 15 |
| Computer science & AI | 15 / 15 | 10 / 15 |
| Science and engineering | 5 / 10 | 10 / 10 |
| Life sciences and medicine | 20 / 20 | 20 / 20 |
| Humanities and general knowledge | 30 / 40 | 25 / 40 |
Visual aestheticsSubscores
| Scoring dimension | space-bunnydefault | step-5default |
|---|---|---|
| Composition | 16 / 20 | 15 / 20 |
| Spacing and alignment | 16 / 20 | 14 / 20 |
| Typography and expression | 16 / 20 | 15 / 20 |
| Color and surfaces | 20 / 20 | 18 / 20 |
| Control styling | 16 / 20 | 16 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.
MaintainabilitySubscores
| Scoring dimension | space-bunnydefault | step-5default |
|---|---|---|
| Semantic clarity | 15 / 20 | 15 / 20 |
| Control-flow organization | 17 / 20 | 19 / 20 |
| Locality of changes | 17 / 20 | 15 / 20 |
| State and lifecycle | 16 / 20 | 16 / 20 |
| Implementation economy | 17 / 20 | 17 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.