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Anthropic: Claude Sonnet 4.6 vs Z.ai: GLM 5.2

Summary

Claude Sonnet 4.6 vs GLM 5.2 benchmark comparison: Claude Sonnet 4.6 leads on average score with 7.8 vs 7.1. GLM 5.2 has the lower benchmark cost at $0.051 vs $1.418. GLM 5.2 is faster at 6.34s vs 17.06s, with pass rates of 65.1% vs 60.3%.

Recommended model: GLM 5.2 - Its score stays close to the best score here (7.1 vs 7.8), while costing about 28.1x less than Claude Sonnet 4.6.

Last updated at: 2026-07-02

Metric Claude Sonnet 4.6 Claude Sonnet 4.6 medium Release: 2026-02-17 GLM 5.2 GLM 5.2 none Release: 2026-06-17
Score 7.8 7.1
Rank #32 #63
Reliability 10.0 9.9
Consistency 9.1 9.6
Tests Correct
Attempt pass rate 65.1% 60.3%
Flaky tests 2 1
Total Runs 63 63
Cost per result 10.904 0.628
Total Cost $1.418 $0.051
Input Price $3.000 / 1M $0.930 / 1M
Output Price $15.000 / 1M $3.000 / 1M
Total Input Tokens 49,112 38,671
Output Tokens 54,703 4,817
Reasoning Tokens 29,970 0
Response Time (avg) 17.06s 6.34s
Response Time (max) 46.35s 20.69s
Response Time (total) 221.83s 133.19s

Generation showcase

Hamster playing table tennis

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

#32 Claude Sonnet 4.6

medium
Invalid SVG
Cost
$0.000
Time
300.0s
Tokens
0 tok

#63 GLM 5.2

none
Invalid SVG
Cost
$0.033
Time
87.7s
Tokens
7,455 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 6.5 10.0 50.0% 0 2.98s 789 1,046 1,093
GLM 5.2 8.3 10.0 75.0% 0 3.70s 567 313 0
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 3.7 9.5 0.0% 0 7.55s 7,263 1,958 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 46.35s 18,351 5,871 3,962
GLM 5.2 10.0 10.0 100.0% 0 20.69s 14,296 1,489 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 13.90s 8,676 649 742
GLM 5.2 10.0 10.0 100.0% 0 7.17s 7,113 204 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 2.9 7.2 11.1% 1 0ms 471 25,790 16,919
GLM 5.2 5.3 10.0 33.3% 0 6.50s 696 27 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 4.94s 564 256 433
GLM 5.2 6.1 3.1 66.7% 1 4.42s 480 82 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 2.61s 792 318 552
GLM 5.2 9.8 10.0 100.0% 0 3.84s 642 66 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 5.31s 816 592 646
GLM 5.2 7.7 10.0 66.7% 0 3.31s 618 265 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 10.0 10.0 100.0% 0 7.48s 11,454 655 351
GLM 5.2 10.0 10.0 100.0% 0 15.76s 6,807 400 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Sonnet 4.6 3.0 10.0 0.0% 0 30.09s 204 3,437 1,586
GLM 5.2 3.0 10.0 0.0% 0 3.41s 189 13 0

Quick Compare

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