Model comparison
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Differences vs. HY4 Preview · high
Score, cost & time differences
Current baseline · HY4 Preview · high
64.90Overall
Compared with HY4 Preview · high
- Space Bunny · default
Overall: +2.65 ptsCost $0.000 ($1.63 less)Evaluation time 62m 35s (156m 6s less)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | HY4 Preview · high | Space Bunny · default |
|---|---|---|
| Overall | HY4 Previewhigh 64.90 | Space Bunnydefault 67.55+2.65 pts |
| Backend engineering | HY4 Previewhigh 69 | Space Bunnydefault 57−12 pts |
| Frontend interaction | HY4 Previewhigh 67 | Space Bunnydefault 74+7 pts |
| Knowledge & reasoning | HY4 Previewhigh 65 | Space Bunnydefault 75+10 pts |
| Visual aesthetics | HY4 Previewhigh 59 | Space Bunnydefault 59Tied |
| Maintainability | HY4 Previewhigh 57 | Space Bunnydefault 55−2 pts |
Complete evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Complete evaluation| Metric | HY4 Preview · high | Space Bunny · default |
|---|---|---|
| Cost | HY4 Previewhigh $1.63 | Space Bunnydefault $0.000−$1.63 |
| Evaluation time | HY4 Previewhigh 218m 41s | Space Bunnydefault 62m 35s−71.4% |
Capability profiles
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Behind each score
Expand to inspect each subaxis.
Backend engineeringSubscores
| Scoring dimension | HY4 Previewhigh | Space Bunnydefault |
|---|---|---|
| Contracts and boundaries | 14 / 20 | 9 / 20 |
| Retries and failures | 17 / 20 | 15 / 20 |
| CI and adversarial review | 12 / 20 | 7 / 20 |
| Transactions and consistency | 16 / 20 | 14 / 20 |
| Caching and regression | 10 / 20 | 12 / 20 |
Frontend interactionSubscores
| Scoring dimension | HY4 Previewhigh | Space Bunnydefault |
|---|---|---|
| Layout and adaptation | 18 / 20 | 17 / 20 |
| Interaction behavior | 18 / 20 | 19 / 20 |
| State continuity | 8 / 20 | 7 / 20 |
| Accessibility and feedback | 9 / 15 | 12 / 15 |
| State validation and regression | 14 / 25 | 19 / 25 |
Knowledge & reasoningSubscores
| Scoring dimension | HY4 Previewhigh | Space Bunnydefault |
|---|---|---|
| Mathematical reasoning | 15 / 15 | 5 / 15 |
| Computer science & AI | 10 / 15 | 15 / 15 |
| Science and engineering | 0 / 10 | 5 / 10 |
| Life sciences and medicine | 15 / 20 | 20 / 20 |
| Humanities and general knowledge | 25 / 40 | 30 / 40 |
Visual aestheticsSubscores
| Scoring dimension | HY4 Previewhigh | Space Bunnydefault |
|---|---|---|
| Composition | 18 / 20 | 16 / 20 |
| Spacing and alignment | 16 / 20 | 16 / 20 |
| Typography and expression | 17 / 20 | 16 / 20 |
| Color and surfaces | 19 / 20 | 20 / 20 |
| Control styling | 14 / 20 | 16 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.
MaintainabilitySubscores
| Scoring dimension | HY4 Previewhigh | Space Bunnydefault |
|---|---|---|
| Semantic clarity | 15 / 20 | 15 / 20 |
| Control-flow organization | 18 / 20 | 17 / 20 |
| Locality of changes | 16 / 20 | 17 / 20 |
| State and lifecycle | 17 / 20 | 16 / 20 |
| Implementation economy | 17 / 20 | 17 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.