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Meta: Muse Spark 1.1 vs xAI: Grok 4.5

Grok 4.5 (high) leads on average score with 8.9 vs 8.6. Muse Spark 1.1 (medium) has the lower benchmark cost at $1.357 vs $1.707. Muse Spark 1.1 (medium) is faster at 24.97s vs 76.50s, with pass rates of 72.7% vs 83.3%.

Recommended modelMuse Spark 1.1 (medium)Its score stays close to the best score here (8.6 vs 8.9), while responding about 3.1x faster than Grok 4.5 (high).

Last updated at: 2026-07-17

Metric Muse Spark 1.1 Muse Spark 1.1 medium Release: 2026-07-16 Grok 4.5 Grok 4.5 high Release: 2026-07-08
Score 8.6 8.9
Rank #16 #12
Reliability 10.0 10.0
Consistency 9.2 9.2
Tests Correct
Attempt pass rate 72.7% 83.3%
Flaky tests 2 2
Total Runs 66 66
Cost per result 9.041 10.041
Total Cost $1.357 $1.707
Input Price $1.250 / 1M $2.000 / 1M
Output Price $4.250 / 1M $6.000 / 1M
Total Input Tokens 142,567 151,562
Output Tokens 7,905 5,655
Reasoning Tokens 269,225 247,540
Response Time (avg) 24.97s 76.50s
Response Time (max) 165.38s 676.83s
Response Time (total) 549.31s 1683.07s

Hamster playing table tennis

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

#16 Muse Spark 1.1

medium
Cost
$0.024
Time
29.2s
Tokens
5,774 tok

#12 xAI: Grok 4.5

high
Cost
$0.015
Time
29.7s
Tokens
2,737 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 15.66s 8,562 347 23,562
Grok 4.5 10.0 10.0 100.0% 0 155.16s 9,579 357 100,752

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