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Muse Spark 1.2 (low) vs Grok 4.5 (medium)

Muse Spark 1.2 (low) leads on average score with 8.4 vs 8.3. Muse Spark 1.2 (low) has the lower benchmark cost at $0.650 vs $1.928. Muse Spark 1.2 (low) is faster at 9.67s vs 61.71s, with pass rates of 77.3% vs 78.8%.

Last updated at: 2026-08-05

Rank
#30
Total Output Tokens
122,939
Response Time (avg)
9.67s
Total Cost
$0.650
Rank
#35
Total Output Tokens
280,567
Response Time (avg)
61.71s
Total Cost
$1.928
Recommended model Muse Spark 1.2 (low)

It has the best score here (8.4), while costing about 3.0x less than Grok 4.5 (medium).

Detailed comparison

Metric Muse Spark 1.2 Muse Spark 1.2 low Release: 2026-08-06 Grok 4.5 Grok 4.5 medium Release: 2026-07-08
Score 8.4 8.3
Rank #30 #35
Reliability 9.9 10.0
Consistency 9.0 8.9
Benchmark coverage 22/22 tests · 66/66 attempts 22/22 tests · 66/66 attempts
Tests Correct
Attempt pass rate 77.3% 78.8%
Flaky tests 3 3
Total Runs 66 66
Cost per result 4.332 12.049
Total Cost $0.650 $1.928
Input Price $1.250 / 1M $2.000 / 1M
Output Price $4.250 / 1M $6.000 / 1M
Total Input Tokens 101,802 122,146
Output Tokens 8,025 5,514
Reasoning Tokens 114,914 275,053
Response Time (avg) 9.67s 61.71s
Response Time (max) 47.80s 436.38s
Response Time (total) 212.82s 1357.56s

Model generation showcase

Hamster playing table tennis

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

#30 Muse Spark 1.2

low
Cost
$0.019
Time
14.6s
Tokens
4,384 tok

#35 xAI: Grok 4.5

medium
Cost
$0.044
Time
59.4s
Tokens
7,512 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 1.2 8.4 7.4 88.9% 1 10.09s 7,275 343 19,717
Grok 4.5 7.6 7.2 77.8% 1 155.69s 9,579 390 104,634

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