Model comparison
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Differences vs. gpt-6.1-terra · medium
Score, cost & time differences
Current baseline · gpt-6.1-terra · medium
67.20Overall
Compared with gpt-6.1-terra · medium
- hy4-preview · high
Overall: −0.5 ptsReference cost $1.63 ($1.29 more)Evaluation time 218m 41s (209m 40s more)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | gpt-6.1-terra · medium | hy4-preview · high |
|---|---|---|
| Overall | gpt-6.1-terramedium 67.20 | hy4-previewhigh 66.70−0.5 pts |
| Backend engineering | gpt-6.1-terramedium 55 | hy4-previewhigh 74+19 pts |
| Frontend interaction | gpt-6.1-terramedium 85 | hy4-previewhigh 73−12 pts |
| Knowledge & Reasoning | gpt-6.1-terramedium 75 | hy4-previewhigh 65−10 pts |
| Visual aesthetics | gpt-6.1-terramedium 47 | hy4-previewhigh 59+12 pts |
| Maintainability | gpt-6.1-terramedium 59 | hy4-previewhigh 57−2 pts |
Complete evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Complete evaluation| Metric | gpt-6.1-terra · medium | hy4-preview · high |
|---|---|---|
| Reference cost | gpt-6.1-terramedium $0.35 | hy4-previewhigh $1.63+$1.29 |
| Evaluation time | gpt-6.1-terramedium 9m 1s | hy4-previewhigh 218m 41s+2325.4% |
Capability profiles
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Behind each score
Expand to inspect each subaxis.
Backend engineeringSubscores
| Scoring dimension | gpt-6.1-terramedium | hy4-previewhigh |
|---|---|---|
| Contracts and boundaries | 13 / 20 | 14 / 20 |
| Retries and failures | 18 / 20 | 17 / 20 |
| CI and adversarial review | 11 / 20 | 12 / 20 |
| Transactions and consistency | 13 / 20 | 16 / 20 |
| Caching and regression | 0 / 20 | 15 / 20 |
Frontend interactionSubscores
| Scoring dimension | gpt-6.1-terramedium | hy4-previewhigh |
|---|---|---|
| Layout and adaptation | 16 / 20 | 18 / 20 |
| Interaction behavior | 20 / 20 | 20 / 20 |
| State continuity | 15 / 20 | 10 / 20 |
| Accessibility and feedback | 13 / 15 | 11 / 15 |
| State validation and regression | 21 / 25 | 14 / 25 |
Knowledge & ReasoningSubscores
| Scoring dimension | gpt-6.1-terramedium | hy4-previewhigh |
|---|---|---|
| Mathematical reasoning | 10 / 15 | 15 / 15 |
| Computer science & AI | 15 / 15 | 10 / 15 |
| Science and engineering | 10 / 10 | 0 / 10 |
| Life sciences and medicine | 15 / 20 | 15 / 20 |
| Humanities and general knowledge | 25 / 40 | 25 / 40 |
Visual aestheticsSubscores
| Scoring dimension | gpt-6.1-terramedium | hy4-previewhigh |
|---|---|---|
| Composition | 16 / 20 | 18 / 20 |
| Spacing and alignment | 14 / 20 | 16 / 20 |
| Typography and expression | 15 / 20 | 17 / 20 |
| Color and surfaces | 17 / 20 | 19 / 20 |
| Control styling | 16 / 20 | 14 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.
MaintainabilitySubscores
| Scoring dimension | gpt-6.1-terramedium | hy4-previewhigh |
|---|---|---|
| Semantic clarity | 15 / 20 | 15 / 20 |
| Control-flow organization | 20 / 20 | 18 / 20 |
| Locality of changes | 15 / 20 | 16 / 20 |
| State and lifecycle | 17 / 20 | 17 / 20 |
| Implementation economy | 17 / 20 | 17 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.