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Claude Sonnet 5.5 (medium) vs GLM 5.3 (low)

The average score is effectively tied at 6.5 vs 6.5. GLM 5.3 (low) has the lower benchmark cost at $0.471 vs $1.100. Claude Sonnet 5.5 (medium) is faster at 8.03s vs 15.18s, with pass rates of 40.6% vs 63.8%.

Last updated at: 2026-10-01

Compared models

Rank
#192
Total Output Tokens
37,748
Response Time (avg)
8.03s
Total Cost
$1.100
Rank
#196
Total Output Tokens
28,106
Response Time (avg)
15.18s
Total Cost
$0.471
Recommended model GLM 5.3 (low)

It has the best score here (6.5), while costing about 2.3x less than Claude Sonnet 5.5 (medium).

Detailed comparison

Metric Claude Sonnet 5.5 Claude Sonnet 5.5 medium Release: 2026-09-29 GLM 5.3 GLM 5.3 low Release: 2026-08-20
Score 6.5 6.5
Rank #192 #196
Reliability 10.0 10.0
Consistency 9.7 8.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 40.6% 63.8%
Flaky tests 1 5
Total Runs 69 69
Cost per result 12.221 3.923
Total Cost $1.100 $0.471
Input Price $2.000 / 1M $1.400 / 1M
Output Price $10.000 / 1M $4.400 / 1M
Total Input Tokens 361,183 247,871
Output Tokens 26,609 10,791
Reasoning Tokens 11,139 17,315
Response Time (avg) 8.03s 15.18s
Response Time (max) 51.18s 83.60s
Response Time (total) 184.80s 349.06s
Parameters ~1T total (~100B 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.

#192 Claude Sonnet 5.5

medium
Cost
$0.024
Time
17.4s
Tokens
2,525 tok

#196 GLM 5.3

low
Cost
$0.007
Time
28.4s
Tokens
1,599 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 5.5 3.4 9.7 0.0% 0 6.07s 10,608 6,767 0
GLM 5.3 6.2 6.9 55.6% 1 21.02s 7,317 368 6,764

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