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Muse Spark 1.3 (high) vs Muse Spark Open (xhigh)

Muse Spark 1.3 (high) leads on average score with 9.1 vs 9.0. Muse Spark 1.3 (high) has the lower benchmark cost at $1.891 vs $2.081. Muse Spark 1.3 (high) is faster at 52.87s vs 92.38s, with pass rates of 78.3% vs 81.2%.

Last updated at: 2026-10-16

Compared models

Rank
#39
Total Output Tokens
369,142
Response Time (avg)
52.87s
Total Cost
$1.891
Rank
#44
Total Output Tokens
409,641
Response Time (avg)
92.38s
Total Cost
$2.081
Recommended model Muse Spark 1.3 (high)

It has the best score here (9.1), while responding about 1.7x faster than Muse Spark Open (xhigh).

Detailed comparison

Metric Muse Spark 1.3 Muse Spark 1.3 high Release: 2026-09-02 Muse Spark Open Muse Spark Open xhigh Release: 2026-10-15
Score 9.1 9.0
Rank #39 #44
Reliability 10.0 9.6
Consistency 9.3 8.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 78.3% 81.2%
Flaky tests 2 5
Total Runs 69 69
Cost per result 11.121 13.001
Total Cost $1.891 $2.081
Input Price $1.250 / 1M $1.250 / 1M
Output Price $4.250 / 1M $4.250 / 1M
Cache Read Price $0.150 / 1M $0.150 / 1M
Cache Write Price N/A N/A
Total Input Tokens 257,320 271,242
Output Tokens 14,459 11,803
Reasoning Tokens 354,683 397,838
Response Time (avg) 52.87s 92.38s
Response Time (max) 251.53s 482.30s
Response Time (total) 1216.04s 2124.67s
Parameters ~1T total (~50B active) 816B total (42B active)
Availability Closed Weights available

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#39 Muse Spark 1.3

high
Cost
$0.050
Time
203.3s
Tokens
11,679 tok

#44 Muse Spark Open

xhigh
Cost
$0.049
Time
244.5s
Tokens
11,567 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Muse Spark 1.3 10.0 10.0 100.0% 0 51.66s 7,275 1,228 64,287
Muse Spark Open 10.0 10.0 100.0% 0 51.43s 8,478 1,796 53,029

Quick Compare

Switch Comparison Pair

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