Meta releases Muse Spark 1.3 with ~20% fewer tool calls and ~25% fewer tokens
AIatMeta · x · 2026-09-03
Meta AI officially released Muse Spark 1.3, focusing on agentic and coding performance plus real-world usability.
- Sustains longer-horizon work across multiple workflows in a single thread
- Collaborates more actively: asks clarifying questions, flags when stuck, confirms before consequential actions
- Better calibrated on its own limits instead of hallucinating outcomes
- Internal comparisons show 20% fewer tool calls and 25% fewer tokens vs. Muse Spark 1.2
Related event: Meta Launches Muse Spark 1.3: Near-Frontier Performance at ~1/8 the Price(53 posts)→
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