Checked fact 161316 Oct 2026Models and releases

Muse Spark Open has a context window of one million tokens.

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The exact words it rests on

holds a 1M-token context window

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

The source

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

Open the source archived copy

Checked

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

The number in it

1,000,000 tokens · muse-spark-open, context window

In the story

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

Cite this fact

Short permanent address

In a sentence

“Muse Spark Open has a context window of one million tokens.” ai notis, checked 16 Oct 2026. Source: Build with Muse Spark Open (Meta). https://ainotis.com/c/1613

As a reference (APA style)

ai notis. (2026, October 16). Muse Spark Open has a context window of one million tokens [Checked claim 1613]. ai notis. https://ainotis.com/c/1613

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