Muse Spark 1.3 rolls out with 'biggest jump' on coding and agentic work, open weights teased

shuchaobi · x · 2026-09-03

Muse Spark 1.3 is officially rolling out today, billed as the biggest leap yet in coding and agentic performance, at near-negligible cost.- Available now in Muse Code and via the API- Teasers ahead: a 🍉 model and open weights release for Muse Spark coming soonThe team is asking users to try it and share feedback.

Related event: Meta Launches Muse Spark 1.3 with Agentic and Coding Gains(22 posts)→

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