Model comparison
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Differences vs. gpt-6-astra · max
Score, cost & time differences
Current baseline · gpt-6-astra · max
88.50Overall
Compared with gpt-6-astra · max
- claude-opus-5-5 · max
Overall: +0.65 ptsReference cost $13.41 ($5.06 more)Evaluation time 66m 3s (27m 23s less)
Differences reflect these evaluation tasks. Cost and time cover the same dimension, not a typical conversation. Scoring & cost notes
| Metric | gpt-6-astra · max | claude-opus-5-5 · max |
|---|---|---|
| Overall | gpt-6-astramax 88.50 | claude-opus-5-5max 89.15+0.65 pts |
| Backend engineering | gpt-6-astramax 97 | claude-opus-5-5max 84−13 pts |
| Frontend interaction | gpt-6-astramax 94 | claude-opus-5-5max 97+3 pts |
| Knowledge & Reasoning | gpt-6-astramax 95 | claude-opus-5-5max 100+5 pts |
| Visual aesthetics | gpt-6-astramax 73 | claude-opus-5-5max 73Tied |
| Maintainability | gpt-6-astramax 61 | claude-opus-5-5max 70+9 pts |
Complete evaluation · Evaluation consumption, not a monthly subscription fee
Cost & time
Complete evaluation| Metric | gpt-6-astra · max | claude-opus-5-5 · max |
|---|---|---|
| Reference cost | gpt-6-astramax $8.35 | claude-opus-5-5max $13.41+$5.06 |
| Evaluation time | gpt-6-astramax 93m 26s | claude-opus-5-5max 66m 3s−29.3% |
Capability profiles
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Behind each score
Expand to inspect each subaxis.
Backend engineeringSubscores
| Scoring dimension | gpt-6-astramax | claude-opus-5-5max |
|---|---|---|
| Contracts and boundaries | 19 / 20 | 18 / 20 |
| Retries and failures | 20 / 20 | 16 / 20 |
| CI and adversarial review | 19 / 20 | 16 / 20 |
| Transactions and consistency | 20 / 20 | 16 / 20 |
| Caching and regression | 19 / 20 | 18 / 20 |
Frontend interactionSubscores
| Scoring dimension | gpt-6-astramax | claude-opus-5-5max |
|---|---|---|
| Layout and adaptation | 20 / 20 | 20 / 20 |
| Interaction behavior | 20 / 20 | 20 / 20 |
| State continuity | 20 / 20 | 20 / 20 |
| Accessibility and feedback | 15 / 15 | 12 / 15 |
| State validation and regression | 19 / 25 | 25 / 25 |
Knowledge & ReasoningSubscores
| Scoring dimension | gpt-6-astramax | claude-opus-5-5max |
|---|---|---|
| Mathematical reasoning | 15 / 15 | 15 / 15 |
| Computer science & AI | 15 / 15 | 15 / 15 |
| Science and engineering | 10 / 10 | 10 / 10 |
| Life sciences and medicine | 20 / 20 | 20 / 20 |
| Humanities and general knowledge | 35 / 40 | 40 / 40 |
Visual aestheticsSubscores
| Scoring dimension | gpt-6-astramax | claude-opus-5-5max |
|---|---|---|
| Composition | 19 / 20 | 19 / 20 |
| Spacing and alignment | 18 / 20 | 18 / 20 |
| Typography and expression | 17 / 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 | gpt-6-astramax | claude-opus-5-5max |
|---|---|---|
| Semantic clarity | 15 / 20 | 16 / 20 |
| Control-flow organization | 20 / 20 | 20 / 20 |
| Locality of changes | 15 / 20 | 18 / 20 |
| State and lifecycle | 18 / 20 | 18 / 20 |
| Implementation economy | 17 / 20 | 17 / 20 |
Subscores retain their original scale; the axis score uses a consistent conversion.