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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 8.1. Muse Spark 1.1 (high) has the lower benchmark cost at $1.694 vs $1.928. Muse Spark 1.1 (high) is faster at 31.49s vs 61.71s, with pass rates of 69.7% vs 78.8%.

Recommended modelMuse Spark 1.1 (high)Its score stays close to the best score here (8.1 vs 8.3), while responding about 2.0x faster than Grok 4.5 (medium).

Last updated at: 2026-07-17

Metric Muse Spark 1.1 Muse Spark 1.1 high Release: 2026-07-16 Grok 4.5 Grok 4.5 medium Release: 2026-07-08
Score 8.1 8.3
Rank #27 #22
Reliability 10.0 10.0
Consistency 7.9 8.9
Tests Correct
Attempt pass rate 69.7% 78.8%
Flaky tests 6 3
Total Runs 64 66
Cost per result 14.116 12.049
Total Cost $1.694 $1.928
Input Price $1.250 / 1M $2.000 / 1M
Output Price $4.250 / 1M $6.000 / 1M
Total Input Tokens 129,423 122,146
Output Tokens 8,077 5,514
Reasoning Tokens 352,421 275,053
Response Time (avg) 31.49s 61.71s
Response Time (max) 196.03s 436.38s
Response Time (total) 661.28s 1357.56s

Hamster playing table tennis

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

#27 Muse Spark 1.1

high
Cost
$0.039
Time
50.1s
Tokens
9,423 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 22.92s 8,562 349 36,039
Grok 4.5 7.6 7.2 77.8% 1 155.69s 9,579 390 104,634

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