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Claude Sonnet 4.6 (medium) vs GLM 5.2 (medium)

The average score is effectively tied at 7.8 vs 7.8. GLM 5.2 (medium) has the lower benchmark cost at $0.224 vs $2.126. GLM 5.2 (medium) is faster at 23.28s vs 28.08s, with pass rates of 65.2% vs 80.3%.

Last updated at: 2026-09-10

Compared models

Rank
#87
Total Output Tokens
120,427
Response Time (avg)
28.08s
Total Cost
$2.126
Rank
#85
Total Output Tokens
61,761
Response Time (avg)
23.28s
Total Cost
$0.224
Recommended model GLM 5.2 (medium)

It has the best score here (7.8), while costing about 9.5x less than Claude Sonnet 4.6 (medium).

Detailed comparison

Metric Claude Sonnet 4.6 Claude Sonnet 4.6 medium Release: 2026-02-17 GLM 5.2 GLM 5.2 medium Release: 2026-06-17
Score 7.8 7.8
Rank #87 #85
Reliability 10.0 9.5
Consistency 9.5 8.0
Attempts 66/66 63/66
Tests Correct
Attempt pass rate 65.2% 80.3%
Flaky tests 1 4
Total Runs 66 63
Cost per result 15.182 2.159
Total Cost $2.126 $0.224
Input Price $3.000 / 1M $0.966 / 1M
Output Price $15.000 / 1M $3.036 / 1M
Total Input Tokens 106,316 37,199
Output Tokens 79,338 12,261
Reasoning Tokens 41,089 49,500
Response Time (avg) 28.08s 23.28s
Response Time (max) 140.96s 101.36s
Response Time (total) 421.15s 488.94s
Parameters ~1T total (~100B 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.

#87 Claude Sonnet 4.6

medium
Reached the allocated time limit (300 seconds) without receiving showcase output.
Cost
$0.000
Time
300.0s
Tokens
0 tok

#85 GLM 5.2

medium
Cost
$0.041
Time
195.8s
Tokens
9,287 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
Claude Sonnet 4.6 5.7 6.6 44.4% 1 33.29s 6,995 16,089 3,686
GLM 5.2 8.2 7.2 88.9% 1 40.96s 7,317 1,475 17,123

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