Meta AI
muse-spark
Made by Meta AI. Released 2026-04-08. Accessibility not recorded. We hold no price for this model: no seller we can read lists it any more, so what follows is what was measured, not what it cost.
What it scores, by house
| Benchmark | House | Score | Evaluated | Scaffold |
|---|---|---|---|---|
| frontiermath | Epoch AI | 0.4±0.03 | 2026-04-08 | — |
| frontiermath tier 4 | Epoch AI | 0.1±0.05 | 2026-04-08 | — |
| gpqa diamond | Epoch AI | 0.9±0.02 | 2026-04-08 | — |
| otis mock aime 2024 2025near its ceiling | Epoch AI | 0.9±0.05 | 2026-04-08 | — |
| critpt | collected by Epoch AI | 0.1 | — | — |
| hle | collected by Epoch AI | 0.4 | — | — |
| proofbench | collected by Epoch AI | 0.2 | — | — |
| scicode | collected by Epoch AI | 0.5 | — | — |
| webdev arena | collected by Epoch AI | 1513 | — | — |
These scores are not comparable between houses and are not added up. A score is dated by when it was evaluated, not when the model was released, and a score without its scaffold is not a measurement — which is why both are printed.