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Combined test score
Epoch Capabilities Index · Epoch AI
Muse Spark scores 25 points higher, a big step.
Chat answers, by people's votes
LMArena text, adjusted for style · LMArena
Only Muse Spark is in this ranking, which lists the most-voted models.
Green marks the better of the two on each row, red the other. Rows where one side isn't listed, or where the gap is too close to call, stay plain.
Popular comparisons
Gemini 4 Carbon 
MAI-Image-2.6Not sure where to start? Which AI should I use? gives a pick for what you want to do. How to read AI rankings explains the numbers.
Rankings from LMArena and Epoch AI, both CC BY 4.0, updated . Developer prices, context windows and knowledge cutoffs from the labs' own listings on models.dev and from OpenRouter. The app links go to each maker's own app when no source says exactly where the model is available.