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Muse Ember (xhigh) vs Muse Spark 1.2 (low)

The average score is effectively tied at 8.8 vs 8.7. Muse Ember (xhigh) has the lower benchmark cost at $0.232 vs $0.881. Muse Spark 1.2 (low) is faster at 11.81s vs 13.90s, with pass rates of 76.8% vs 78.3%.

Last updated at: 2026-11-10

Compared models

Rank
#73
Total Output Tokens
409,112
Response Time (avg)
13.90s
Total Cost
$0.232
Rank
#78
Total Output Tokens
132,231
Response Time (avg)
11.81s
Total Cost
$0.881
Recommended model Muse Ember (xhigh)

It has the best score here (8.8), while costing about 3.8x less than Muse Spark 1.2 (low).

Detailed comparison

Metric Muse Ember Muse Ember xhigh Release: 2026-11-09 Muse Spark 1.2 Muse Spark 1.2 low Release: 2026-08-06
Score 8.8 8.7
Rank #73 #78
Reliability 10.0 10.0
Consistency 8.9 9.1
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 76.8% 78.3%
Flaky tests 3 3
Total Runs 69 69
Cost per result 1.450 5.504
Total Cost $0.232 $0.881
Input Price $0.100 / 1M $1.250 / 1M
Output Price $0.500 / 1M $4.250 / 1M
Cache Read Price $0.004 / 1M $0.150 / 1M
Cache Write Price $0.125 / 1M N/A
Total Input Tokens 274,208 254,914
Output Tokens 11,740 10,303
Reasoning Tokens 397,372 121,928
Response Time (avg) 13.90s 11.81s
Response Time (max) 79.38s 56.77s
Response Time (total) 319.61s 271.60s
Parameters ~150B total (~10B active) ~1T total (~50B active)
Availability Closed Closed

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.

#73 Muse Ember

xhigh
Cost
$0.008
Time
24.3s
Tokens
14,705 tok

#78 Muse Spark 1.2

low
Cost
$0.019
Time
14.6s
Tokens
4,384 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 Ember 10.0 10.0 100.0% 0 10.41s 7,410 1,225 40,702
Muse Spark 1.2 8.4 7.4 88.9% 1 10.09s 7,275 343 19,717

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