Meta AILaunchAI ModelsSeptember 2, 2026

Meta releases Muse Spark 1.3, claims frontier coding at low cost

Muse Spark 1.3 uses ~20% fewer tool calls and ~25% fewer tokens than Muse Spark 1.2. Meta claims frontier performance at $0.2 per 1M output tokens, vs $25 for Claude Opus 5.

Featured · Mark Zuckerberg

How this story unfolded

2 days · 6 reports · 30 community posts · from Sep 2

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