Meta's Muse Spark 1.3 ties Claude Fable 5 on Intelligence Index at 8x lower cost
alexandr_wang · x · 2026-09-03
Meta's Muse Spark 1.3 scored 62 on Artificial Analysis' Intelligence Index, tying Claude Fable 5 and beating GPT-5.6 Sol, Grok 4.6, Kimi K3, and Gemini 3.8 Flash.
Pricing is the headline: input costs roughly 8x less than Fable 5 and output nearly 12x less, positioning Meta suddenly in the top tier of frontier AI at a fraction of the price. Alexandr Wang promoted the release directly.
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