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Head-to-head comparison

Muse Glimmer 30B vs Muse Spark 1.2

Muse Glimmer 30B (Meta) and Muse Spark 1.2 (Meta) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 17 August 2026

As of 17 August 2026, Muse Spark 1.2 holds the stronger ModelCap Index position (#4 vs #36); Muse Glimmer 30B is 2.8× cheaper per output token ($1.50/1M vs $4.25/1M); Muse Spark 1.2 offers the longer context window (1M vs 131K tokens); and Muse Glimmer 30B ships open weights.

Which should you choose?

Choose Muse Glimmer 30B if…

  • API cost matters — $1.50/1M output tokens against $4.25/1M, about 2.8× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.35/1M against $1.25/1M.
  • you want to self-host: Muse Glimmer 30B ships open weights while Muse Spark 1.2 is api only.
  • you want provider choice — 4 listed API providers against 1.
  • you want the more recently listed model — Muse Glimmer 30B was listed 9 August 2026, Muse Spark 1.2 5 August 2026.

Choose Muse Spark 1.2 if…

  • you want the stronger overall ModelCap Index position — #4 against #36 (81.1 vs 57.0 points).
  • you need the longer context window — 1M tokens against 131K.

Muse Glimmer 30B vs Muse Spark 1.2: specs, pricing and context

Specification comparison of Muse Glimmer 30B and Muse Spark 1.2
FieldMuse Glimmer 30BMetaMuse Spark 1.2Meta
ModelCap Index position#36#4
Index score57.081.1
EvidenceEstimatedMeasured
Input price / 1M tokens$0.35$1.25
Output price / 1M tokens$1.50$4.25
Context window131K tokens1M tokens
Max output tokens131K—
API providers listed41
Weight accessOpen weightsAPI only
Input modalitiesText, ImageText, Image, Video, File, Audio
First listed9 August 20265 August 2026
PublisherMetaMeta

Evidence: start rank interpolated from the launch card's own comparison table against resolved catalogue peers, discounted for measured cross-lab optimism · 3 public benchmark observations across 3 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Muse Glimmer 30B vs Muse Spark 1.2

Public benchmark boards where Muse Glimmer 30B or Muse Spark 1.2 has a published result
BoardMuse Glimmer 30BMuse Spark 1.2Leads
Arena codingArena (LMArena)—15331514–1553X-HighOnly one result
Artificial Analysis Intelligence IndexArtificial Analysis—56.8intelligence-indexOnly one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Muse Glimmer 30B vs Muse Spark 1.2: common questions

Is Muse Glimmer 30B better than Muse Spark 1.2?

Muse Spark 1.2 ranks higher on the ModelCap Index as of 17 August 2026: #4 against #36. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is Muse Glimmer 30B cheaper than Muse Spark 1.2?

Muse Glimmer 30B is cheaper on output tokens: $1.50/1M against $4.25/1M. Input tokens are $0.35/1M for Muse Glimmer 30B and $1.25/1M for Muse Spark 1.2. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, Muse Glimmer 30B or Muse Spark 1.2?

Muse Spark 1.2 has the larger context window: 1M tokens against 131K.

Which is better for coding, Muse Glimmer 30B or Muse Spark 1.2?

The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.

Are Muse Glimmer 30B and Muse Spark 1.2 open-weight models?

Muse Glimmer 30B: Open weights. Muse Spark 1.2: API only. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Muse Glimmer 30B and Muse Spark 1.2?

ModelCap currently lists 4 API providers for Muse Glimmer 30B and 1 for Muse Spark 1.2, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Muse Glimmer 30B vs Muse Spark 1.2 comparison?

Every figure comes from the sealed ModelCap dataset published 17 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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