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Meta says Muse Spark 1.3 has frontier performance — but its best results come from ...
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Fusion42 · 4 September 2026 · Fusion42 review
Meta launched Muse Spark 1.3, improving speed and performance over the 1.2 version with significant gains in coding and agent tasks, positioned in the frontier cluster but not leading the benchmark. The version with max reasoning still awaits release after safety testing, while the broadly available xhigh configuration offers competitive cost-performance without price cuts.
This Wire brief sits within Fusion42's coverage of AI & ML.
◆ ◆ The Wire takeaway
You can deploy an improved AI coding assistant now from Meta that balances cost and performance well but watch for the max reasoning model release to access full capability. Enterprises should re-evaluate their AI provider options as this upgrade closes gaps with leaders like Anthropic and OpenAI.
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1 source · 3 Sep 2026
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