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GPT-5.4 Mini (medium) vs GLM 5.3 (high)

GPT-5.4 Mini (medium) leads on average score with 7.5 vs 7.3. GLM 5.3 (high) has the lower benchmark cost at $0.262 vs $0.786. GPT-5.4 Mini (medium) is faster at 26.72s vs 27.82s, with pass rates of 68.2% vs 74.2%.

Last updated at: 2026-09-21

Compared models

Rank
#115
Total Output Tokens
158,344
Response Time (avg)
26.72s
Total Cost
$0.786
Rank
#127
Total Output Tokens
63,667
Response Time (avg)
27.82s
Total Cost
$0.262
Recommended model GLM 5.3 (high)

Its score stays close to the best score here (7.3 vs 7.5), while costing about 3.0x less than GPT-5.4 Mini (medium).

Detailed comparison

Metric GPT-5.4 Mini GPT-5.4 Mini medium Release: 2026-03-17 GLM 5.3 GLM 5.3 high Release: 2026-08-20
Score 7.5 7.3
Rank #115 #127
Reliability 10.0 10.0
Consistency 8.1 7.5
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 68.2% 74.2%
Flaky tests 5 7
Total Runs 66 66
Cost per result 6.546 3.099
Total Cost $0.786 $0.262
Input Price $0.750 / 1M $0.910 / 1M
Output Price $4.500 / 1M $2.861 / 1M
Total Input Tokens 97,164 87,601
Output Tokens 6,211 6,006
Reasoning Tokens 152,133 57,661
Response Time (avg) 26.72s 27.82s
Response Time (max) 138.75s 159.91s
Response Time (total) 587.90s 612.06s
Parameters ~400B total (~17B active) 744B total (40B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#115 GPT-5.4 Mini

medium
Cost
$0.056
Time
95.5s
Tokens
12,464 tok

#127 GLM 5.3

high
Cost
$0.085
Time
362.5s
Tokens
19,310 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
GPT-5.4 Mini 8.4 7.4 88.9% 1 57.87s 7,305 467 40,902
GLM 5.3 6.6 5.0 66.7% 2 18.89s 7,317 473 8,190

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