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Meta: Muse Spark 1.1 vs xAI: Grok 4.5

Grok 4.5 (medium) leads on average score with 8.3 vs 8.3. Muse Spark 1.1 (low) has the lower benchmark cost at $0.647 vs $1.928. Muse Spark 1.1 (low) is faster at 11.45s vs 61.71s, with pass rates of 69.7% vs 78.8%.

Recommended modelMuse Spark 1.1 (low)Its score stays close to the best score here (8.3 vs 8.3), while costing about 3.0x less than Grok 4.5 (medium).

Last updated at: 2026-07-17

Metric Muse Spark 1.1 Muse Spark 1.1 low Release: 2026-07-16 Grok 4.5 Grok 4.5 medium Release: 2026-07-08
Score 8.3 8.3
Rank #24 #22
Reliability 10.0 10.0
Consistency 8.5 8.9
Tests Correct
Attempt pass rate 69.7% 78.8%
Flaky tests 4 3
Total Runs 66 66
Cost per result 4.975 12.049
Total Cost $0.647 $1.928
Input Price $1.250 / 1M $2.000 / 1M
Output Price $4.250 / 1M $6.000 / 1M
Total Input Tokens 142,298 122,146
Output Tokens 10,847 5,514
Reasoning Tokens 99,467 275,053
Response Time (avg) 11.45s 61.71s
Response Time (max) 54.15s 436.38s
Response Time (total) 251.92s 1357.56s

Hamster playing table tennis

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

#24 Muse Spark 1.1

low
Cost
$0.020
Time
39.2s
Tokens
4,947 tok

#22 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 1.1 10.0 10.0 100.0% 0 10.34s 8,562 394 14,503
Grok 4.5 7.6 7.2 77.8% 1 155.69s 9,579 390 104,634

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