Muse Spark 1.3 goes live as Zuckerberg promises open-weights release 'soon'
Meta ships a leaner, less chatty flagship model to its API while teasing an open-weights version, sharpening its challenge to GPT-5.6 and Claude.
By Omar Al-Balawi·· 3 min

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Meta ships a leaner, less chatty flagship model to its API while teasing an open-weights version, sharpening its challenge to GPT-5.6 and Claude.