Claude Fable 5.1 vs Muse Spark 1.3
Claude Fable 5.1 wins all 3 shared jobs.
Score by job
Scores run from 0 to 100 within each job. A gap under 3 points is too close to call. ~ marks an early read from too few benchmarks to rank. How scores work
At a glance
| Detail | Claude Fable 5.1 | Muse Spark 1.3 |
|---|---|---|
| Maker | Anthropic | Meta AI |
| Released | Sep 1, 2026 | Sep 2, 2026 |
| Weights | Closed | Closed |
| Price per 1M tokens | $10 in · $50 out | not listed |
| Overall rank | #1 | Not ranked yet |