Meta releases muse spark 1.3 with big coding and agentic gains at near-zero cost
LingmingZhang · x · 2026-09-03
Meta's AI chief Alexandr Wang announced muse spark 1.3, now available in muse code and the Meta model API. The company calls it its most capable model yet, with major jumps in agentic and coding ability, better usability, and frontier performance "almost too cheap to meter." Researchers on the team highlight a big leap in long-horizon task performance.
Related event: Meta Launches Muse Spark 1.3 with Major Agentic and Coding Upgrades(32 posts)→
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