Meta's Muse Wonder Full hallucinated on 23% of questions on Artificial Analysis's AA-Omniscience knowledge benchmark, down from 33% for Meta's Muse Spark 1.3

Artificial Analysis reports Meta's Muse Wonder (52) and Muse Wonder Full (56) score well above Muse Spark 1.3 (48) on its Intelligence Index, with big agentic and coding gains and low hallucination rates. Muse Wonder costs $4.52 per task, far above its predecessor.