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Muse Spark 1.3

Meta Muse

ActiveReleased 2026-09-02

ChatJSON modePrompt cachingReasoningStreamingTool callingVision

1.0M

Context window

Yes

Reasoning support

Yes

Tool calling

Pricing

Input

$1.25/M

Output

$4.25/M

Cached input

$0.15/M

Shown for Meta, the primary provider surface for this model. Pricing is Cloptima's known static list pricing; live/negotiated rates may differ.

Available via 1 provider

Meta

Gateway-routable

muse-spark-1.3

Context

1.0M

Input / Output

$1.25/$4.25 per M

ChatJSON modePrompt cachingReasoningStreamingTool callingVision