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ModelCap

Head-to-head comparison

Muse Spark 1.3 Contributor vs Ornith 1.5 35B A3B

Muse Spark 1.3 Contributor (Meta) and Ornith 1.5 35B A3B (Ornith Ai) 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 3 September 2026

As of 3 September 2026, Ornith 1.5 35B A3B holds the stronger ModelCap Index position (#35 vs #37); and Ornith 1.5 35B A3B ships open weights.

Which should you choose?

Choose Muse Spark 1.3 Contributor if…

  • you want provider choice — 1 listed API providers against 0.
  • you want the more recently listed model — Muse Spark 1.3 Contributor was listed 2 September 2026, Ornith 1.5 35B A3B 18 August 2026.

Choose Ornith 1.5 35B A3B if…

  • you want the stronger overall ModelCap Index position — #35 against #37 (58.4 vs 57.4 points).
  • you want to self-host: Ornith 1.5 35B A3B ships open weights while Muse Spark 1.3 Contributor is api only.

Muse Spark 1.3 Contributor vs Ornith 1.5 35B A3B: specs, pricing and context

Specification comparison of Muse Spark 1.3 Contributor and Ornith 1.5 35B A3B
FieldMuse Spark 1.3 ContributorMetaOrnith 1.5 35B A3BOrnith Ai
ModelCap Index position#37#35
Index score57.458.4
EvidenceEstimatedEstimated
Input price / 1M tokens$0.10Unlisted
Output price / 1M tokens$0.20Unlisted
Context window1M tokens— tokens
Max output tokens944K—
API providers listed10
Weight accessAPI onlyOpen weights
Input modalitiesText, Image, Video, File, AudioText
First listed2 September 202618 August 2026
PublisherMetaOrnith Ai

Evidence: publisher corpus prior · leave-one-anchor-out calibrated · start rank interpolated from the launch card's own comparison table against resolved catalogue peers, discounted for measured cross-lab optimism. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Muse Spark 1.3 Contributor vs Ornith 1.5 35B A3B

Neither model has a published result on a public benchmark board ModelCap tracks yet.

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 Spark 1.3 Contributor vs Ornith 1.5 35B A3B: common questions

Is Muse Spark 1.3 Contributor better than Ornith 1.5 35B A3B?

Ornith 1.5 35B A3B ranks higher on the ModelCap Index as of 3 September 2026: #35 against #37. 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 Spark 1.3 Contributor cheaper than Ornith 1.5 35B A3B?

At least one of the two has no listed API price on ModelCap right now, so no price comparison is made.

Which has the bigger context window, Muse Spark 1.3 Contributor or Ornith 1.5 35B A3B?

Both publish a 1M-token context window.

Which is better for coding, Muse Spark 1.3 Contributor or Ornith 1.5 35B A3B?

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 Spark 1.3 Contributor and Ornith 1.5 35B A3B open-weight models?

Muse Spark 1.3 Contributor: API only. Ornith 1.5 35B A3B: Open weights. 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 Spark 1.3 Contributor and Ornith 1.5 35B A3B?

ModelCap currently lists 1 API provider for Muse Spark 1.3 Contributor and 0 for Ornith 1.5 35B A3B, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Muse Spark 1.3 Contributor vs Ornith 1.5 35B A3B comparison?

Every figure comes from the sealed ModelCap dataset published 3 September 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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