Muse Spark 1.3 max released with significantly stronger coding and agentic performance
alexandr_wang · x · 2026-09-05
Alexandr Wang announced the public release of Muse Spark 1.3 max, claiming significantly stronger coding and agentic performance over earlier 1.3 high and xhigh variants, and noting it shipped after completed safety testing.
Related event: Meta Launches Muse Spark 1.3 Max with Major Coding and Agent Gains(12 posts)→
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