Muse Spark · Reference

Muse Spark family: versions, Muse Code and Glimmer

Compare the Muse Spark releases with Muse Glimmer and Muse Code. Model checkpoints, developer tools and pricing tiers are different entities.

All Muse Spark pages

PageLink
Muse Spark 1.3: Specs, Pricing and BenchmarksView
Muse Spark 1.3 Pricing: Standard vs ContributorView
Muse Spark 1.3 Benchmarks: All 11 Launch ScoresView
Muse Spark 1.3 API: Model ID and Request ExampleView
Muse Spark 1.3 Providers: One Upstream, Four RoutesView
Muse Spark 1.3 Alternatives You Can DeployView
Muse Spark 1.2: predecessor, pricing and upgradeView
Muse Spark 1.1: family history and available evidenceView
Muse Glimmer: 30B open-weight Meta modelView
Muse Spark 1.3 vs Claude Opus 5 (high)Compare
Muse Spark 1.3 vs GPT-5.6 Sol (max)Compare
Muse Spark 1.3 vs Claude Fable 5.1 (max with fallback)Compare
Muse Spark 1.3 vs Kimi K3 (max)Compare
Muse Spark 1.3 vs Gemini 3.8 Flash (high)Compare
Muse Spark 1.3 vs Grok 4.6 (high)Compare
Muse Spark 1.3 vs GLM-5.3 (max)Compare
Muse Spark 1.3 vs Muse GlimmerCompare
Muse Spark 1.2 vs 1.3: four index points, same token ratesCompare
Muse Spark 1.3 vs DeepSeek V4: access and evaluation limitsCompare
Muse Code vs Claude Code: tool and model choicesCompare
Agentic coding models: index, speed and deployment controlView
Using Muse Code with Muse Spark 1.3View
Muse Spark 1.3 for software engineeringView
Muse Spark 1.3 for financial document analysisView
Muse Spark 1.3 for clinical document reviewView
Muse Spark 1.3 for legal document reviewView
Muse Spark 1.3 for insurance claims analysisView
Muse Spark 1.3 for retail catalogue operationsView
Muse Spark 1.3 for engineering document analysisView
Muse Spark 1.3 for network operations incident analysisView
Muse Spark 1.3 for energy and utility recordsView
Muse Spark 1.3 for public-sector document analysisView
Muse Spark 1.3 for research synthesisView
Muse Spark 1.3 for media archive analysisView
Muse Spark 1.3 for logistics exception handlingView
Muse Spark 1.3 for construction document reviewView
Muse Spark 1.3 for automotive service recordsView
Muse Spark 1.3 for professional services and bpoView
Long-context model comparisonView

Family directory

EntityRoleStatus in supplied September 2026 researchPage
Muse Spark 1.3Latest Spark releaseClosed weights; xhigh index 61View
Muse Spark 1.2PredecessorClosed weights; index 57View
Muse Spark 1.1Earlier releaseLimited specification evidenceView
Muse GlimmerSeparate 30B modelApache 2.0; index 35View
Muse CodeDeveloper CLITool, not a modelView

Muse Spark 1.0 and 1.1

Earlier Spark releases belong to this family timeline. The supplied evidence does not establish enough specifications to infer their price, context window or benchmark performance.

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Contributor is a pricing tier

Contributor is an endpoint with a different data-use trade-off, not a separate generation of Muse Spark. Compare it on the 1.3 pricing page.

Frequently asked questions

How current is this information?

This page uses the supplied research snapshot dated 3 September 2026. Verify current access, pricing and provider terms before an evaluation.

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