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Muse Spark 1.3

Sep 2, 2026ReasoningClosed weights

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Intelligence

45.1

#37 of 749Rank 37 of 749 measured models

Coding

76.5

#15 of 298Rank 15 of 298 measured models

Output speed

270 t/s

#24 of 410Rank 24 of 410 measured models

Price/1M

$2

#476 of 670Rank 476 of 670 measured models

Context window

1M

#86 of 1216Rank 86 of 1216 measured models

Cost per task

$1.37

#151 of 198Rank 151 of 198 measured models

Muse Spark 1.3 (Xhigh) scores 45.1 on the Artificial Analysis Intelligence Index, ranking 37th of 749 measured models. The closest models on this index are Qwen3.8 Max (0902) (45.4), DeepSeek V4.1 Flash 1017 (Max) (45.1), and GLM-5.3 (44.8). At $2 per million tokens (3:1 input/output blended price), it is cheaper than Qwen3.8 Max (0902) ($3) and GLM-5.3 ($2.15), more expensive than DeepSeek V4.1 Flash 1017 (Max) ($0.525). With an output speed of 270 t/s, it is faster than Qwen3.8 Max (0902) (37.8 t/s), DeepSeek V4.1 Flash 1017 (Max) (227 t/s), and GLM-5.3 (95.4 t/s).