Muse Spark Open (medium) vs GPT-5.2 (medium)

Compared models

Rank: #61
Total Output Tokens: 220,815
Response Time (avg): 77.44s
Total Cost: $1.260

Rank: #65
Total Output Tokens: 80,538
Response Time (avg): 31.29s
Total Cost: $1.558

Recommended model GPT-5.2 (medium)

Its score stays close to the best score here (8.7 vs 8.8), while responding about 2.5x faster than Muse Spark Open (medium).

Detailed comparison

Metric	Muse Spark Open Muse Spark Open medium Release: 2026-10-15	GPT-5.2 GPT-5.2 medium Release: 2025-12-11

Metric	Muse Spark Open Muse Spark Open medium Release: 2026-10-15	GPT-5.2 GPT-5.2 medium Release: 2025-12-11
Score	8.8	8.7
Rank	#61	#65
Reliability	9.8	10.0
Consistency	8.2	8.5
Attempts	69/69	69/69
Tests Correct
Attempt pass rate	78.3%	73.9%
Flaky tests	5	4
Total Runs	69	69
Cost per result	8.396	10.261
Total Cost	$1.260	$1.558
Input Price	$1.250 / 1M	$1.750 / 1M
Output Price	$4.250 / 1M	$14.000 / 1M
Cache Read Price	$0.150 / 1M	$0.175 / 1M
Cache Write Price	N/A	N/A
Total Input Tokens	256,646	235,207
Output Tokens	10,490	11,065
Reasoning Tokens	210,325	69,473
Response Time (avg)	77.44s	31.29s
Response Time (max)	643.19s	116.86s
Response Time (total)	1781.16s	531.98s
Parameters	816B total (42B active)	~1.2T total (~80B active)
Availability	Weights available	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.

#61 Muse Spark Open

medium

Cost: $0.018
Time: 10.0s
Tokens: 4,265 tok

#65 GPT-5.2

medium

Cost: $0.047
Time: 49.2s
Tokens: 3,396 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

Category:

Agentic	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	10.0	10.0	100.0%	0		43.27s	142,559	2,198	5,604
GPT-5.2	10.0	10.0	100.0%	0		75.85s	130,194	1,151	8,135

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	6.9	5.8	75.0%	2		175.36s	1,851	494	6,363
GPT-5.2	6.5	8.0	58.3%	1		7.81s	606	567	2,002

Coding	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	8.2	7.2	88.9%	1		18.01s	8,478	821	18,472
GPT-5.2	10.0	10.0	100.0%	0		22.73s	7,302	511	11,912

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	10.0	10.0	100.0%	0		72.16s	76,922	5,197	15,661
GPT-5.2	10.0	10.0	100.0%	0		58.50s	82,056	7,304	14,693

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	10.0	10.0	100.0%	0		10.67s	7,767	229	3,036
GPT-5.2	10.0	10.0	100.0%	0		3.15s	7,140	234	420

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	5.9	7.2	55.6%	1		216.17s	1,937	90	137,454
GPT-5.2	5.9	7.2	55.6%	1		97.33s	482	42	26,812

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	10.0	10.0	100.0%	0		4.90s	879	116	2,605
GPT-5.2	3.7	9.7	0.0%	0		4.32s	477	162	269

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	7.3	5.8	83.3%	1		18.42s	1,467	267	3,850
GPT-5.2	9.9	10.0	100.0%	0		3.12s	660	94	614

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	8.4	9.9	66.7%	0		29.40s	1,848	510	11,431
GPT-5.2	7.5	7.3	77.8%	1		5.80s	642	735	924

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	10.0	10.0	100.0%	0		8.45s	12,354	365	1,162
GPT-5.2	4.7	1.6	66.7%	1		10.30s	5,453	239	469

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
Muse Spark Open	3.0	10.0	0.0%	0		29.87s	584	203	4,687
GPT-5.2	3.0	10.0	0.0%	0		28.18s	195	26	3,223

Switch Comparison Pair

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