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Meta Releases Muse Glimmer and Plans Open Weights for Muse Spark 1.2

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American tech companies urged policymakers to avoid premature limits on open-weight AI, even if models come from China. In that context, Meta released Muse Glimmer and said it will open the weights for Muse Spark 1.2, building on its Nemotron 3 line. Supporters see a major shift for developers, though market adoption remains uncertain.

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