Compare / Muse Spark 1.3 vs GPT-6 Astra
Muse Spark 1.3 vs GPT-6 Astra
54 results from 4 sources that measured both models. Each row is in the source's own units; there is no overall winner.
| Benchmark | Metric | Muse Spark 1.3 | GPT-6 Astra |
|---|---|---|---|
| BulletBenchmeasured by us | Cost per gameUS dollars | $0.0142 | $0.0943 |
| BulletBenchmeasured by us | Games lost on time% of games | 91.7% | 75.0% |
| BulletBenchmeasured by us | Invalid moves% of moves | 0.0% | 0.0% |
| BulletBenchmeasured by us | Ladder Eloladder Elo | 33 | 323 |
| BulletBenchmeasured by us | Median move timemilliseconds | 4.2 s | 2.3 s |
| CatalogBenchmeasured by us | Channel rules broken% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Content quality% of checks | 98.2% | 99.0% |
| CatalogBenchmeasured by us | Failed outputs% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Missing UK information% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Not findable% of products | 5.4% | 5.4% |
| CatalogBenchmeasured by us | Publish-ready listings% of products | 38.7% | 72.6% |
| CatalogBenchmeasured by us | Reliably publish-ready% of products | 19.6% | 67.9% |
| CatalogBenchmeasured by us | Unsupported claimsclaims per product | 1.36 | 0.07 |
| CatalogBenchmeasured by us | Unsupported claims% of products | 51.2% | 3.0% |
| CatalogBenchmeasured by us | Wrong attributes% of products | 14.3% | 20.2% |
| CatalogBenchmeasured by us | Wrong category or variant% of products | 3.6% | 1.8% |
| CatalogBenchmeasured by us | Channel compliance% of products | 100.0% | 100.0% |
| CatalogBenchmeasured by us | Channel rules broken% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Conflicts caught% of conflicts | 100.0% | 100.0% |
| CatalogBenchmeasured by us | Content quality% of checks | 97.8% | 98.3% |
| CatalogBenchmeasured by us | Cost per productUS dollars | $0.0164 | $0.0371 |
| CatalogBenchmeasured by us | Decision accuracy% of decisions | 97.7% | 98.4% |
| CatalogBenchmeasured by us | Failed outputs% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Field accuracy% of missing fields | 92.9% | 94.2% |
| CatalogBenchmeasured by us | Invented values% of filled values | 0.7% | 1.9% |
| CatalogBenchmeasured by us | Missing UK information% of products | 0.0% | 0.0% |
| CatalogBenchmeasured by us | Not findable% of products | 6.0% | 6.0% |
| CatalogBenchmeasured by us | Publish-ready listings% of products | 66.1% | 77.4% |
| CatalogBenchmeasured by us | Reliably publish-ready% of products | 46.4% | 75.0% |
| CatalogBenchmeasured by us | Unsupported claims% of products | 13.1% | 1.2% |
| CatalogBenchmeasured by us | Unsupported claimsclaims per product | 0.38 | 0.02 |
| CatalogBenchmeasured by us | Wrong attributes% of products | 16.7% | 17.3% |
| CatalogBenchmeasured by us | Wrong category or variant% of products | 4.2% | 1.8% |
| ROASBenchmeasured by us | Audience scorescore out of 100 | 51.6 | 68.6 |
| ROASBenchmeasured by us | Business scorescore out of 100 | 25.8 | 57.5 |
| ROASBenchmeasured by us | Consistency scorescore out of 100 | 26.7 | 44.7 |
| ROASBenchmeasured by us | Contribution profitsimulated US dollars | $337,251 | $599,139 |
| ROASBenchmeasured by us | Cost of a runUS dollars | $0.18 | $1.23 |
| ROASBenchmeasured by us | Months over budgetmonths of 12 | 0 | 0 |
| ROASBenchmeasured by us | Overall scorescore out of 100 | 34.1 | 56.6 |
| ROASBenchmeasured by us | Planning scorescore out of 100 | 54.8 | 54.9 |
| ROASBenchmeasured by us | Return on ad spendprofit per $1 spent | $0.29 | $0.67 |
| Arena (formerly LMArena)reported | Confirmed task successIPS effect estimate | 0.08 | 0.13 |
| Arena (formerly LMArena)reported | Praise over complaintIPS effect estimate | 0.04 | 0.34 |
| Arena (formerly LMArena)reported | SteerabilityIPS effect estimate | 0.02 | -0.01 |
| Arena (formerly LMArena)reported | Tool groundingIPS effect estimate | 0.00 | 0.00 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,468 | 1,473 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,479 | 1,465 |
| Arena (formerly LMArena)reported | Business, management and financeArena rating | 1,506 | 1,483 |
| Arena (formerly LMArena)reported | Creative writingArena rating | 1,450 | 1,453 |
| Arena (formerly LMArena)reported | Expert promptsArena rating | 1,527 | 1,510 |
| Arena (formerly LMArena)reported | Instruction followingArena rating | 1,486 | 1,473 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,494 | 1,478 |
| Arena (formerly LMArena)reported | Writing, literature and languageArena rating | 1,466 | 1,469 |
Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.