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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