Is Muse Spark 1.1 a good deal?

As of Sep 23, 2026, Muse Spark 1.1 is dominated for Balanced on LMArena. Muse Spark 1.3 scores 9.5 higher at the same price, with a covering envelope. 13 of 136 rated, priced standard models are undominated.

Inspect model evidence Compare differences & requirements

Muse Spark 1.3 scores 9.5 points higher than Muse Spark 1.1 at the same price, $2.00 per million tokens for both.

Muse Spark 1.1 takes text, image, video, file, audio, returns up to 943,718 tokens from a 1,048,576-token context, and is listed by 1 seller.

Compared against 136 rated, priced models on this lens: 1 model dominates it and gives up nothing, 2 more dominate it but give something up. Muse Spark 1.1 scores 1480.2 at $2.00 per million tokens for this mix.

Envelope-safe replacements

Each row scores at least as high, costs no more, and covers this model’s context, output, modalities, tools, and reasoning. A cheaper narrower model is not listed here.

Model	LMArena	Effective $/M	You save
Muse Spark 1.3	1489.7 +9.5	$2.00/M	0%

Higher score, lower price, named losses

Not a drop-in. The loss is why these are not a recommendation.

Model	LMArena	Effective $/M	You give up
Gemini 3.8 Flash	1494.7	$1.50/M	max output
Gemini 3.7 Flash	1490.5	$1.50/M	max output

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