Model comparison
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Differences vs. claude-fable-5-1 · max
Score, cost & time differences
Current baseline · claude-fable-5-1 · max
87.25Overall
Compared with claude-fable-5-1 · max
- gpt-6.1-sol · max
Overall: −0.65 ptsReference cost $1.69 ($24.46 less)Evaluation time 62m 9s (16m 58s less)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | claude-fable-5-1 · max | gpt-6.1-sol · max |
|---|---|---|
| Overall | claude-fable-5-1max 87.25 | gpt-6.1-solmax 86.60−0.65 pts |
| Backend engineering | claude-fable-5-1max 85 | gpt-6.1-solmax 95+10 pts |
| Frontend interaction | claude-fable-5-1max 91 | gpt-6.1-solmax 96+5 pts |
| Knowledge & Reasoning | claude-fable-5-1max 95 | gpt-6.1-solmax 90−5 pts |
| Visual aesthetics | claude-fable-5-1max 80 | gpt-6.1-solmax 66−14 pts |
| Maintainability | claude-fable-5-1max 68 | gpt-6.1-solmax 70+2 pts |
Complete evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Complete evaluation| Metric | claude-fable-5-1 · max | gpt-6.1-sol · max |
|---|---|---|
| Reference cost | claude-fable-5-1max $26.15 | gpt-6.1-solmax $1.69−$24.46 |
| Evaluation time | claude-fable-5-1max 79m 7s | gpt-6.1-solmax 62m 9s−21.4% |
Capability profiles
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Behind each score
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Backend engineeringSubscores
| Scoring dimension | claude-fable-5-1max | gpt-6.1-solmax |
|---|---|---|
| Contracts and boundaries | 13 / 20 | 19 / 20 |
| Retries and failures | 20 / 20 | 20 / 20 |
| CI and adversarial review | 14 / 20 | 17 / 20 |
| Transactions and consistency | 19 / 20 | 19 / 20 |
| Caching and regression | 19 / 20 | 20 / 20 |
Frontend interactionSubscores
| Scoring dimension | claude-fable-5-1max | gpt-6.1-solmax |
|---|---|---|
| Layout and adaptation | 20 / 20 | 20 / 20 |
| Interaction behavior | 20 / 20 | 20 / 20 |
| State continuity | 15 / 20 | 20 / 20 |
| Accessibility and feedback | 13 / 15 | 13 / 15 |
| State validation and regression | 23 / 25 | 23 / 25 |
Knowledge & ReasoningSubscores
| Scoring dimension | claude-fable-5-1max | gpt-6.1-solmax |
|---|---|---|
| Mathematical reasoning | 15 / 15 | 15 / 15 |
| Computer science & AI | 10 / 15 | 15 / 15 |
| Science and engineering | 10 / 10 | 10 / 10 |
| Life sciences and medicine | 20 / 20 | 15 / 20 |
| Humanities and general knowledge | 40 / 40 | 35 / 40 |
Visual aestheticsSubscores
| Scoring dimension | claude-fable-5-1max | gpt-6.1-solmax |
|---|---|---|
| Composition | 20 / 20 | 19 / 20 |
| Spacing and alignment | 18 / 20 | 15 / 20 |
| Typography and expression | 19 / 20 | 18 / 20 |
| Color and surfaces | 19 / 20 | 19 / 20 |
| Control styling | 17 / 20 | 16 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.
MaintainabilitySubscores
| Scoring dimension | claude-fable-5-1max | gpt-6.1-solmax |
|---|---|---|
| Semantic clarity | 16 / 20 | 15 / 20 |
| Control-flow organization | 20 / 20 | 19 / 20 |
| Locality of changes | 15 / 20 | 18 / 20 |
| State and lifecycle | 18 / 20 | 20 / 20 |
| Implementation economy | 19 / 20 | 17 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.