GPT-5.5 vs GLM 5.3 Flash (low)

Compared models

Recommended model GLM 5.3 Flash (low)

It has the best score here (6.6), while costing about 23.4x less than GPT-5.5.

Metric	GPT-5.5 GPT-5.5 none Release: 2026-04-24	GLM 5.3 Flash GLM 5.3 Flash low Release: 2026-08-26

Metric	GPT-5.5 GPT-5.5 none Release: 2026-04-24	GLM 5.3 Flash GLM 5.3 Flash low Release: 2026-08-26
Score	6.6	6.6
Rank	#185	#184
Reliability	10.0	10.0
Consistency	9.3	8.5
Attempts	69/69	69/69
Tests Correct
Attempt pass rate	56.5%	58.0%
Flaky tests	2	4
Total Runs	69	69
Cost per result	10.096	0.338
Total Cost	$1.212	$0.052
Input Price	$5.000 / 1M	$0.150 / 1M
Output Price	$30.000 / 1M	$0.500 / 1M
Total Input Tokens	205,108	255,173
Output Tokens	6,197	9,891
Reasoning Tokens	0	17,277
Response Time (avg)	4.75s	11.82s
Response Time (max)	57.53s	90.45s
Response Time (total)	109.31s	271.92s
Parameters	~1.5T total (~100B active)	320B total (18B active)
Availability	Closed	Open source

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

none

low

Category:

Agentic	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	5.0	10.0	0.0%	0		57.53s	125,814	1,282	0
GLM 5.3 Flash	10.0	10.0	100.0%	0		59.70s	137,622	692	2,740

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	6.9	7.9	66.7%	1		1.31s	606	213	0
GLM 5.3 Flash	8.7	7.9	91.7%	1		2.14s	639	279	279

Coding	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	5.5	10.0	33.3%	0		1.35s	7,305	462	0
GLM 5.3 Flash	5.4	7.2	44.4%	1		10.38s	7,317	398	3,973

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	6.5	10.0	50.0%	0		8.90s	56,092	3,244	0
GLM 5.3 Flash	3.8	5.8	33.3%	1		54.70s	92,771	7,434	6,825

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	10.0	10.0	100.0%	0		1.18s	7,140	222	0
GLM 5.3 Flash	6.5	10.0	50.0%	0		2.39s	7,149	295	143

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	5.3	10.0	33.3%	0		1.27s	732	52	0
GLM 5.3 Flash	3.6	7.2	22.2%	1		7.93s	759	36	2,503

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	10.0	10.0	100.0%	0		3.41s	477	124	0
GLM 5.3 Flash	5.0	10.0	0.0%	0		1.68s	498	124	0

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	6.2	5.8	66.7%	1		1.15s	660	81	0
GLM 5.3 Flash	10.0	10.0	100.0%	0		1.65s	678	72	107

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	7.7	10.0	66.7%	0		1.29s	642	252	0
GLM 5.3 Flash	7.8	9.6	66.7%	0		2.67s	672	289	369

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	10.0	10.0	100.0%	0		3.90s	5,445	247	0
GLM 5.3 Flash	10.0	10.0	100.0%	0		17.00s	6,861	231	0

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5.5	3.0	10.0	0.0%	0		5.01s	195	18	0
GLM 5.3 Flash	3.0	10.0	0.0%	0		4.54s	207	41	338

Switch Comparison Pair