product

Muse Spark Open

Name: Muse Spark Open on the AsOf record
License: https://creativecommons.org/licenses/by/4.0/

816B (42B active) open-weights MoE model by Meta. 1 claim on record, 1 currently valid, 0 superseded, plus 1 post. Last change 2026-10-15.

State as of 2026-11-04

1 asserted claim

fact	value	valid from	conf	sources
context window	1M-token 2026-10-15 · conf 0.95primary, 1 source for context window	2026-10-15	0.95	primary, 1 source for context window

2026-10-15 · model releasemodel release

Muse Spark Open1 src

valid

1 change · superseded claims stay visible

2026-10-15 · context windowcontext window

1M-token

valid