Alexandr Wang Touts Meta Muse Spark 1.3: 1 Minute vs Fable 5.1's 70 Minutes and $13
alexandr_wang · x · 2026-09-03
Scale AI CEO Alexandr Wang shared a head-to-head test of Meta's Muse Spark 1.3 vs Fable 5.1 using the same prompt at max reasoning: Muse Spark 1.3 finished in one minute at near-zero cost, while Fable 5.1 took 70 minutes and $13. "Pretty good from muse spark 1.3," Wang said, reading it as Meta stepping up its AI game to not be left behind. The post notes the outputs differed significantly but doesn't detail quality.
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