AI BENCHY Compare

OpenAI: GPT-5 Mini vs Z.ai: GLM 5.2

Summary

GPT-5 Mini (medium) leads on average score with 8.5 vs 8.0. GPT-5 Mini (medium) has the lower benchmark cost at $0.159 vs $0.667. GPT-5 Mini (medium) is faster at 23.64s vs 37.09s, with pass rates of 63.5% vs 77.8%.

Recommended modelGPT-5 Mini (medium)It has the best score here (8.5), while costing about 4.2x less than GLM 5.2 (high).

Last updated at: 2026-07-14

Metric	GPT-5 Mini GPT-5 Mini medium Release: 2025-08-07	GLM 5.2 GLM 5.2 high Release: 2026-06-17

Metric	GPT-5 Mini GPT-5 Mini medium Release: 2025-08-07	GLM 5.2 GLM 5.2 high Release: 2026-06-17
Score	8.5	8.0
Rank	#19	#32
Reliability	10.0	9.3
Consistency	9.1	7.6
Tests Correct
Attempt pass rate	63.5%	77.8%
Flaky tests	2	6
Total Runs	63	63
Cost per result	1.319	4.255
Total Cost	$0.159	$0.667
Input Price	$0.250 / 1M	$0.929 / 1M
Output Price	$2.000 / 1M	$2.918 / 1M
Total Input Tokens	37,100	34,993
Output Tokens	6,801	51,575
Reasoning Tokens	67,690	166,065
Response Time (avg)	23.64s	37.09s
Response Time (max)	88.15s	180.69s
Response Time (total)	496.44s	778.91s

Generation showcase

Hamster playing table tennis

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

#19 GPT-5 Mini

medium

Cost: $0.007
Time: 42.9s
Tokens: 3,432 tok

#32 GLM 5.2

high

Invalid SVG

Cost: $0.000
Time: 300.0s
Tokens: 0 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:

Anti-AI Tricks	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	7.1	7.6	66.7%	1		13.86s	606	1,715	6,378
GLM 5.2	10.0	10.0	100.0%	0		5.80s	639	406	2,660

Coding	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	10.0	10.0	100.0%	0		27.63s	7,302	658	17,152
GLM 5.2	6.4	4.4	77.8%	2		73.03s	5,124	2,302	22,546

Combined	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	10.0	10.0	100.0%	0		88.15s	14,118	754	11,520
GLM 5.2	10.0	10.0	100.0%	0		43.51s	12,696	711	4,267

Data parsing and extraction	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	10.0	10.0	100.0%	0		12.58s	7,140	453	3,200
GLM 5.2	10.0	10.0	100.0%	0		5.81s	7,143	435	1,414

Domain specific	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	3.6	7.2	22.2%	1		44.63s	515	293	14,016
GLM 5.2	3.5	4.4	33.3%	2		73.97s	551	46,693	90,566

General Intelligence	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	4.5	10.0	0.0%	0		13.50s	477	349	1,856
GLM 5.2	10.0	10.0	100.0%	0		12.90s	498	63	1,743

Instructions following	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	10.0	10.0	100.0%	0		11.59s	660	310	3,968
GLM 5.2	10.0	10.0	100.0%	0		4.26s	678	151	1,210

Puzzle Solving	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	5.6	9.8	33.3%	0		15.20s	642	1,622	6,144
GLM 5.2	6.0	4.6	66.7%	2		33.71s	665	568	22,392

Tool Calling	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	10.0	10.0	100.0%	0		18.64s	5,445	487	1,600
GLM 5.2	10.0	10.0	100.0%	0		9.25s	6,861	246	503

Trivia	Score	Consistency	Attempt pass rate	Flaky tests	Tests Correct	Response Time (avg)	Input Tokens	Output Tokens	Reasoning Tokens
GPT-5 Mini	3.0	10.0	0.0%	0		9.99s	195	160	1,856
GLM 5.2	3.0	10.0	0.0%	0		127.82s	138	0	18,764

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