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xAI: Grok 4.5 vs Z.ai: GLM 5.2

Summary

Grok 4.5 (low) vs GLM 5.2 (high) benchmark comparison: GLM 5.2 (high) leads on average score with 8.0 vs 7.8. GLM 5.2 (high) has the lower benchmark cost at $0.554 vs $0.760. Grok 4.5 (low) is faster at 15.48s vs 37.09s, with pass rates of 74.6% vs 77.8%.

Recommended model: Grok 4.5 (low) - Its score stays close to the best score here (7.8 vs 8.0), while responding about 2.4x faster than GLM 5.2 (high).

Last updated at: 2026-07-10

Metric Grok 4.5 Grok 4.5 low Release: 2026-07-08 GLM 5.2 GLM 5.2 high Release: 2026-06-17
Score 7.8 8.0
Rank #40 #32
Reliability 10.0 9.3
Consistency 9.7 7.6
Tests Correct
Attempt pass rate 74.6% 77.8%
Flaky tests 1 6
Total Runs 63 63
Cost per result 5.061 4.255
Total Cost $0.760 $0.554
Input Price $2.000 / 1M $0.770 / 1M
Output Price $6.000 / 1M $2.420 / 1M
Total Input Tokens 58,652 34,993
Output Tokens 1,735 51,575
Reasoning Tokens 105,233 166,065
Response Time (avg) 15.48s 37.09s
Response Time (max) 205.28s 180.69s
Response Time (total) 324.98s 778.91s

Generation showcase

Hamster playing table tennis

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

#40 xAI: Grok 4.5

low
Cost
$0.011
Time
12.4s
Tokens
2,018 tok

#32 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 10.0 10.0 100.0% 0 2.75s 2,991 261 3,000
GLM 5.2 10.0 10.0 100.0% 0 5.80s 639 406 2,660
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 10.0 10.0 100.0% 0 13.72s 9,579 303 15,641
GLM 5.2 6.4 4.4 77.8% 2 73.03s 5,124 2,302 22,546
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 3.0 10.0 0.0% 0 8.16s 15,084 261 2,370
GLM 5.2 10.0 10.0 100.0% 0 43.51s 12,696 711 4,267
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 10.0 10.0 100.0% 0 3.44s 8,937 225 2,549
GLM 5.2 10.0 10.0 100.0% 0 5.81s 7,143 435 1,414
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 3.0 10.0 0.0% 0 72.64s 2,514 14 70,275
GLM 5.2 3.5 4.4 33.3% 2 73.97s 551 46,693 90,566
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 6.1 3.1 66.7% 1 4.88s 1,077 98 1,253
GLM 5.2 10.0 10.0 100.0% 0 12.90s 498 63 1,743
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 9.8 10.0 100.0% 0 2.80s 1,857 57 1,878
GLM 5.2 10.0 10.0 100.0% 0 4.26s 678 151 1,210
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 10.0 10.0 100.0% 0 3.20s 2,430 217 2,590
GLM 5.2 6.0 4.6 66.7% 2 33.71s 665 568 22,392
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 10.0 10.0 100.0% 0 5.83s 13,394 284 871
GLM 5.2 10.0 10.0 100.0% 0 9.25s 6,861 246 503
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Grok 4.5 3.0 10.0 0.0% 0 13.98s 789 15 4,806
GLM 5.2 3.0 10.0 0.0% 0 127.82s 138 0 18,764

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