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Google: Gemini 3 Flash Preview vs Z.ai: GLM 5.2

Summary

Gemini 3 Flash Preview vs GLM 5.2 benchmark comparison: GLM 5.2 leads on average score with 7.1 vs 6.9. Gemini 3 Flash Preview has the lower benchmark cost at $0.025 vs $0.051. Gemini 3 Flash Preview is faster at 1.65s vs 6.34s, with pass rates of 66.7% vs 60.3%.

Recommended model: Gemini 3 Flash Preview - Its score stays close to the best score here (6.9 vs 7.1), while costing about 2.1x less than GLM 5.2.

Last updated at: 2026-07-02

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview none Release: 2025-12-17 GLM 5.2 GLM 5.2 none Release: 2026-06-17
Score 6.9 7.1
Rank #70 #63
Reliability 10.0 9.9
Consistency 9.2 9.6
Tests Correct
Attempt pass rate 66.7% 60.3%
Flaky tests 2 1
Total Runs 63 63
Cost per result 0.186 0.628
Total Cost $0.025 $0.051
Input Price $0.500 / 1M $0.930 / 1M
Output Price $3.000 / 1M $3.000 / 1M
Total Input Tokens 37,011 38,671
Output Tokens 1,885 4,817
Reasoning Tokens 0 0
Response Time (avg) 1.65s 6.34s
Response Time (max) 3.56s 20.69s
Response Time (total) 23.07s 133.19s

Generation showcase

Hamster playing table tennis

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

#70 Gemini 3 Flash Preview

none
Cost
$0.003
Time
5.6s
Tokens
981 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
Gemini 3 Flash Preview 8.3 10.0 75.0% 0 1.25s 498 214 0
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
Gemini 3 Flash Preview 5.5 10.0 33.3% 0 1.80s 8,122 453 0
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
Gemini 3 Flash Preview 4.7 1.6 66.7% 1 3.56s 12,862 350 0
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
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 1.41s 7,263 279 0
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
Gemini 3 Flash Preview 7.7 10.0 66.7% 0 963ms 643 18 0
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
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 1.13s 490 104 0
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
Gemini 3 Flash Preview 6.4 5.8 66.7% 1 1.58s 619 74 0
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
Gemini 3 Flash Preview 7.7 10.0 66.7% 0 1.05s 574 144 0
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
Gemini 3 Flash Preview 10.0 10.0 100.0% 0 3.35s 5,784 234 0
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
Gemini 3 Flash Preview 3.0 10.0 0.0% 0 1.07s 156 15 0
GLM 5.2 3.0 10.0 0.0% 0 3.41s 189 13 0

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