Checked fact 161116 Oct 2026Models and releases

Meta released Muse Spark Open on 15 October 2026.

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The exact words it rests on

Oct 15, 2026 ... An 816B-parameter open-weight model from Meta Superintelligence Labs

What the source said when we opened it, on 16 Oct 2026.

The source

Build with Muse Spark Open
Meta · 2026-10-15

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Checked

Checked by the notis newsroom on 16 Oct 2026, against the source above.

In the story

Meta releases open-weight Muse Spark Open under its own licence 16 Oct 2026

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In a sentence

“Meta released Muse Spark Open on 15 October 2026.” ai notis, checked 16 Oct 2026. Source: Build with Muse Spark Open (Meta). https://ainotis.com/c/1611

As a reference (APA style)

ai notis. (2026, October 16). Meta released Muse Spark Open on 15 October 2026 [Checked claim 1611]. ai notis. https://ainotis.com/c/1611

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