GPT-5.6 Luna (low) vs GLM 5.3 FlashX (low)

Compared models

Rank: #207
Total Output Tokens: 28,001
Response Time (avg): 6.96s
Total Cost: $0.049

Rank: #293
Total Output Tokens: 43,203
Response Time (avg): 9.69s
Total Cost: $0.157

Recommended model GPT-5.6 Luna (low)

It has the best score here (6.9), while costing about 3.2x less than GLM 5.3 FlashX (low).

Detailed comparison

Metric	GPT-5.6 Luna GPT-5.6 Luna low Release: 2026-07-09	GLM 5.3 FlashX GLM 5.3 FlashX low Release: 2026-09-21

Metric	GPT-5.6 Luna GPT-5.6 Luna low Release: 2026-07-09	GLM 5.3 FlashX GLM 5.3 FlashX low Release: 2026-09-21
Score	6.9	6.0
Rank	#207	#293
Reliability	10.0	10.0
Consistency	8.3	6.8
Attempts	69/69	69/69
Tests Correct
Attempt pass rate	56.5%	63.8%
Flaky tests	5	9
Total Runs	69	69
Cost per result	2.428	1.423
Total Cost	$0.049	$0.157
Input Price	$0.200 / 1M	$0.370 / 1M
Output Price	$1.200 / 1M	$1.250 / 1M
Cache Read Price	$0.020 / 1M	$0.090 / 1M
Cache Write Price	$0.250 / 1M	N/A
Total Input Tokens	202,680	277,028
Output Tokens	9,230	11,965
Reasoning Tokens	18,771	31,238
Response Time (avg)	6.96s	9.69s
Response Time (max)	45.74s	77.99s
Response Time (total)	160.19s	222.83s
Parameters	~400B total (~17B active)	320B total (18B active)
Availability	Closed	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.

#207 GPT-5.6 Luna

low

Cost: $0.011
Time: 10.2s
Tokens: 1,897 tok

#293 GLM 5.3 FlashX

low

Cost: $0.002
Time: 8.4s
Tokens: 1,526 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
GPT-5.6 Luna	10.0	10.0	100.0%	0		45.74s	106,325	1,017	698
GLM 5.3 FlashX	4.7	3.1	33.3%	1		77.99s	159,703	1,471	4,696

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	8.3	10.0	75.0%	0		2.21s	606	186	722
GLM 5.3 FlashX	8.2	7.9	83.3%	1		1.56s	639	278	353

Coding	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	5.5	10.0	33.3%	0		4.61s	7,302	557	3,535
GLM 5.3 FlashX	5.5	7.4	44.4%	1		5.45s	7,317	382	4,760

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	2.8	1.6	33.3%	2		13.71s	73,147	6,401	2,716
GLM 5.3 FlashX	2.8	1.6	33.3%	2		42.40s	92,545	8,581	18,553

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	10.0	10.0	100.0%	0		2.14s	7,140	234	292
GLM 5.3 FlashX	10.0	10.0	100.0%	0		1.59s	7,149	210	81

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	2.9	7.2	11.1%	1		11.24s	732	72	7,564
GLM 5.3 FlashX	3.5	4.4	33.3%	2		3.87s	759	36	2,040

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	5.0	10.0	0.0%	0		2.25s	477	122	169
GLM 5.3 FlashX	4.7	1.6	66.7%	1		2.07s	498	137	0

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	8.5	6.8	83.3%	1		2.04s	660	93	259
GLM 5.3 FlashX	10.0	10.0	100.0%	0		1.34s	678	72	84

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	7.6	7.2	77.8%	1		3.59s	642	271	1,207
GLM 5.3 FlashX	7.7	7.3	77.8%	1		1.89s	672	460	336

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	10.0	10.0	100.0%	0		4.43s	5,454	250	177
GLM 5.3 FlashX	10.0	10.0	100.0%	0		9.52s	6,861	231	20

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.6 Luna	3.0	10.0	0.0%	0		4.86s	195	27	1,432
GLM 5.3 FlashX	3.0	10.0	0.0%	0		2.69s	207	107	315

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