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Muse Spark 1.3

Meta
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Meta's Muse Spark 1.3 is a multimodal reasoning model for complex agentic tasks. It accepts text, images, video, audio, and PDF documents, returns text, and offers a 1M-token context window.

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Capabilities
AIHubMix
aihubmix-byok
$0
$0
Unavailable
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API & code
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These providers haven't been health-probed for this model yet. The router still routes around upstreams that fail live requests — uptime fills in once probe history accrues.

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Muse Spark 1.3 share card
Muse Spark 1.3
AIHubMix upstream share card
AIHubMix upstream
Credits
Use your own key

Run Muse Spark 1.3 on your own key — your requests are billed by the provider. Pool callers pay AnyRouter credits.

No BYOK keys configured for this model yet.

Share a key with the pool to earn credits for every request it serves, covering your plan cost.

Text generation
Context length1,048,576 tokens
Max output838,860 tokens
ArchitectureTransformer
Categorymultimodal
ReleasedSep 4, 2026
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