Meta releases Muse Spark 1.3, claiming frontier coding at 125x lower cost
Meta Superintelligence Labs' fourth Muse Spark release in five months uses ~20% fewer tool calls and ~25% fewer tokens than Muse Spark 1.2. Jiaxuan You cites $0.2 vs $25 per 1M output tokens versus Claude Opus 5; LuminaBench scores it 62 on Artificial Analysis vs 59 for Gemini 3.8 Flash.
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How this story unfolded
2 days · 6 reports · 26 community posts · from Sep 2
- Sep 2
- Sep 3
[AINews] Muse Spark 1.3 matches GPT-5.6-Sol, confirming Meta Superintelligence as the newest Frontier Lab, >90% discount for traininglatent.space
“Google was ahead only a few hours”: Muse Spark 1.3 edges out Gemini as Meta claims its biggest coding leap yetthenewstack.io
Meta says Muse Spark 1.3 has frontier performance — but its best results come from a model developers can’t broadly use yetventurebeat.com
Meta AI Released Muse Spark 1.3: An Agentic Coding Model That Uses ~20% Fewer Tool Calls and ~25% Fewer Tokens Than Muse Spark 1.2marktechpost.com
- Sep 4
- Sep 5
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