Compare / GPT-5.4 Mini vs GPT-6 Astra
GPT-5.4 Mini vs GPT-6 Astra
14 results from 3 sources that measured both models. Each row is in the source's own units; there is no overall winner.
| Benchmark | Metric | GPT-5.4 Mini | GPT-6 Astra |
|---|---|---|---|
| BulletBenchmeasured by us | Cost per gameUS dollars | $0.0205 | $0.0943 |
| BulletBenchmeasured by us | Games lost on time% of games | 50.0% | 75.0% |
| BulletBenchmeasured by us | Invalid moves% of moves | 0.0% | 0.0% |
| BulletBenchmeasured by us | Ladder Eloladder Elo | 197 | 323 |
| BulletBenchmeasured by us | Median move timemilliseconds | 0.9 s | 2.3 s |
| Arena (formerly LMArena)reported | OverallArena rating | 1,447 | 1,465 |
| Arena (formerly LMArena)reported | Business, management and financeArena rating | 1,460 | 1,483 |
| Arena (formerly LMArena)reported | Creative writingArena rating | 1,402 | 1,453 |
| Arena (formerly LMArena)reported | Expert promptsArena rating | 1,480 | 1,510 |
| Arena (formerly LMArena)reported | Instruction followingArena rating | 1,434 | 1,473 |
| Arena (formerly LMArena)reported | OverallArena rating | 1,447 | 1,478 |
| Arena (formerly LMArena)reported | Writing, literature and languageArena rating | 1,424 | 1,469 |
| Vectara Hallucination Leaderboardreported | Answer rate% of documents | 100.0% | 100.0% |
| Vectara Hallucination Leaderboardreported | Hallucination rate% of summaries | 5.5% | 8.7% |
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.