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Google: Gemini 3.1 Pro Preview vs MoonshotAI: Kimi K2.5

Last updated at: 2026-05-01

Metric Gemini 3.1 Pro Preview Gemini 3.1 Pro Preview medium Release: 2026-02-19 Kimi K2.5 Kimi K2.5 medium Release: 2026-01-27
Score 9.6 7.0
Rank #2 #60
Reliability N/A N/A
Consistency 10.0 6.8
Tests Correct
Attempt pass rate 94.4% 72.2%
Flaky tests 0 7
Total Runs 54 54
Cost per result 3.400 2.444
Total Cost $0.578 $0.220
Input Price $2.000 / 1M $0.440 / 1M
Output Price $12.000 / 1M $2.000 / 1M
Output Tokens 1,932 42,176
Reasoning Tokens 40,542 84,870
Response Time (avg) 15.96s 72.43s
Response Time (max) 40.61s 150.77s
Response Time (total) 175.52s 796.70s

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) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 7.90s 112 3,218
Kimi K2.5 7.3 5.8 83.3% 2 51.38s 2,789 8,880
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 19.88s 405 4,201
Kimi K2.5 4.7 1.6 66.7% 1 150.77s 1,269 9,749
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 9.5 10.0 100.0% 0 40.61s 432 9,281
Kimi K2.5 10.0 10.0 100.0% 0 71.37s 703 3,713
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 7.72s 279 3,904
Kimi K2.5 10.0 10.0 100.0% 0 49.78s 563 7,940
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 7.7 10.0 66.7% 0 32.73s 18 12,424
Kimi K2.5 3.5 4.4 33.3% 2 137.29s 20,753 30,564
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 11.77s 108 1,179
Kimi K2.5 6.5 3.4 66.7% 1 69.73s 3,815 4,262
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 9.56s 72 2,236
Kimi K2.5 10.0 10.0 100.0% 0 92.47s 5,371 6,547
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 7.15s 232 3,117
Kimi K2.5 5.3 7.3 44.4% 1 45.40s 6,671 12,403
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Gemini 3.1 Pro Preview 10.0 10.0 100.0% 0 23.15s 274 982
Kimi K2.5 10.0 10.0 100.0% 0 31.74s 242 812

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