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Updated Sep 11, 2026

5 modelsProvider docs

Open weights Reasoning ≥3 providers5 of 5 models

Model	1M input	1M output	1M cache read	Context	Released
Muse Spark 1.3	$1.25	$4.25	$0.15	1.0M	Sep 2, 2026
Muse Spark 1.3 Contributor	$0.1	$0.2	$0.002	1.0M	Sep 2, 2026
Muse Spark 1.2	$1.25	$4.25	$0.15	1.0M	Aug 5, 2026
Muse Spark 1.2 Contributor	$0.1	$0.2	$0.002	1.0M	Aug 5, 2026
Muse Spark 1.1	$1.25	$4.25	$0.15	1.0M	Apr 8, 2026