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GPT-5.2 Chat vs GLM 5.2 (high)

GLM 5.2 (high) leads on average score with 8.0 vs 7.9. GPT-5.2 Chat has the lower benchmark cost at $0.594 vs $1.463. GPT-5.2 Chat is faster at 7.73s vs 69.86s, with pass rates of 69.7% vs 69.7%.

Last updated at: 2026-08-29

Rank
#60
Total Output Tokens
29,742
Response Time (avg)
7.73s
Total Cost
$0.594
Rank
#56
Total Output Tokens
364,655
Response Time (avg)
69.86s
Total Cost
$1.463
Recommended model GPT-5.2 Chat

Its score stays close to the best score here (7.9 vs 8.0), while costing about 2.5x less than GLM 5.2 (high).

Detailed comparison

Metric GPT-5.2 Chat GPT-5.2 Chat none Release: 2025-12-11 GLM 5.2 GLM 5.2 high Release: 2026-06-17
Score 7.9 8.0
Rank #60 #56
Reliability 10.0 10.0
Consistency 8.6 8.6
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 69.7% 69.7%
Flaky tests 4 3
Total Runs 66 66
Cost per result 4.564 6.849
Total Cost $0.594 $1.463
Input Price $1.750 / 1M $1.190 / 1M
Output Price $14.000 / 1M $3.740 / 1M
Total Input Tokens 101,104 83,822
Output Tokens 29,742 72,040
Reasoning Tokens 0 292,615
Response Time (avg) 7.73s 69.86s
Response Time (max) 38.52s 599.43s
Response Time (total) 162.40s 1536.98s
Parameters ~400B total (~17B active) 744B total (40B active)
Availability Closed Open source

Model generation showcase

Hamster playing table tennis

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

#60 GPT-5.2 Chat

none
Cost
$0.010
Time
15.3s
Tokens
797 tok

#56 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
GPT-5.2 Chat 8.8 7.8 88.9% 1 9.82s 7,305 6,731 0
GLM 5.2 6.4 8.6 33.3% 0 73.03s 5,124 2,302 22,546

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