Model comparison
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Differences vs. claude-opus-5 · high
Score, cost & time differences
Current baseline · claude-opus-5 · high
85Frontend interaction
Compared with claude-opus-5 · high
- gpt-6.1-terra · medium
Frontend interaction: tiedReference cost $0.072 ($2.30 less)Evaluation time 1m 2s (18m 31s less)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | claude-opus-5 · high | gpt-6.1-terra · medium |
|---|---|---|
| Frontend interaction | claude-opus-5high 85 | gpt-6.1-terramedium 85Tied |
| Overall | claude-opus-5high 76.95 | gpt-6.1-terramedium 67.20−9.75 pts |
| Backend engineering | claude-opus-5high 68 | gpt-6.1-terramedium 55−13 pts |
| Knowledge & Reasoning | claude-opus-5high 90 | gpt-6.1-terramedium 75−15 pts |
| Visual aesthetics | claude-opus-5high 61 | gpt-6.1-terramedium 47−14 pts |
| Maintainability | claude-opus-5high 57 | gpt-6.1-terramedium 59+2 pts |
Frontend interaction evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Frontend interaction evaluation| Metric | claude-opus-5 · high | gpt-6.1-terra · medium |
|---|---|---|
| Reference cost | claude-opus-5high $2.37 | gpt-6.1-terramedium $0.072−$2.30 |
| Evaluation time | claude-opus-5high 19m 33s | gpt-6.1-terramedium 1m 2s−94.7% |
Capability profiles
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Behind each score
Expand to inspect each subaxis.
Backend engineeringSubscores
| Scoring dimension | claude-opus-5high | gpt-6.1-terramedium |
|---|---|---|
| Contracts and boundaries | 11 / 20 | 13 / 20 |
| Retries and failures | 17 / 20 | 18 / 20 |
| CI and adversarial review | 10 / 20 | 11 / 20 |
| Transactions and consistency | 14 / 20 | 13 / 20 |
| Caching and regression | 16 / 20 | 0 / 20 |
Frontend interactionSubscores
| Scoring dimension | claude-opus-5high | gpt-6.1-terramedium |
|---|---|---|
| Layout and adaptation | 18 / 20 | 16 / 20 |
| Interaction behavior | 20 / 20 | 20 / 20 |
| State continuity | 15 / 20 | 15 / 20 |
| Accessibility and feedback | 13 / 15 | 13 / 15 |
| State validation and regression | 19 / 25 | 21 / 25 |
Knowledge & ReasoningSubscores
| Scoring dimension | claude-opus-5high | gpt-6.1-terramedium |
|---|---|---|
| Mathematical reasoning | 15 / 15 | 10 / 15 |
| Computer science & AI | 5 / 15 | 15 / 15 |
| Science and engineering | 10 / 10 | 10 / 10 |
| Life sciences and medicine | 20 / 20 | 15 / 20 |
| Humanities and general knowledge | 40 / 40 | 25 / 40 |
Visual aestheticsSubscores
| Scoring dimension | claude-opus-5high | gpt-6.1-terramedium |
|---|---|---|
| Composition | 19 / 20 | 16 / 20 |
| Spacing and alignment | 16 / 20 | 14 / 20 |
| Typography and expression | 16 / 20 | 15 / 20 |
| Color and surfaces | 18 / 20 | 17 / 20 |
| Control styling | 16 / 20 | 16 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.
MaintainabilitySubscores
| Scoring dimension | claude-opus-5high | gpt-6.1-terramedium |
|---|---|---|
| Semantic clarity | 15 / 20 | 15 / 20 |
| Control-flow organization | 19 / 20 | 20 / 20 |
| Locality of changes | 15 / 20 | 15 / 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.