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MoonshotAI: Kimi K2.5 vs Owl Alpha

Last updated at: 2026-05-22

Metric Kimi K2.5 Kimi K2.5 none Release: 2026-01-27 Owl Alpha Owl Alpha none Release: 2026-04-30
Score 5.3 5.7
Rank #126 #106
Reliability 10.0 10.0
Consistency 8.9 9.2
Tests Correct
Attempt pass rate 36.7% 41.7%
Flaky tests 3 2
Total Runs 60 60
Cost per result 0.428 0.000
Total Cost $0.026 $0.000
Input Price $0.400 / 1M $0.000 / 1M
Output Price $1.900 / 1M $0.000 / 1M
Output Tokens 6,734 4,864
Reasoning Tokens 0 0
Response Time (avg) 14.16s 8.84s
Response Time (max) 42.13s 47.10s
Response Time (total) 184.10s 176.83s

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
Kimi K2.5 3.6 8.4 8.3% 1 6.24s 373 0
Owl Alpha 3.4 7.9 16.7% 1 2.78s 57 0
Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 6.8 10.0 50.0% 0 35.97s 4,704 0
Owl Alpha 7.0 9.9 50.0% 0 39.68s 3,629 0
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 2.8 2.1 33.3% 1 19.16s 748 0
Owl Alpha 3.0 10.0 0.0% 0 21.74s 315 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 7.3 5.8 83.3% 1 42.13s 187 0
Owl Alpha 10.0 10.0 100.0% 0 3.60s 246 0
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 5.3 10.0 33.3% 0 4.38s 29 0
Owl Alpha 5.3 10.0 33.3% 0 3.00s 27 0
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 10.0 10.0 100.0% 0 4.00s 76 0
Owl Alpha 4.3 10.0 0.0% 0 4.61s 80 0
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 6.5 10.0 50.0% 0 2.67s 60 0
Owl Alpha 6.4 10.0 50.0% 0 2.63s 63 0
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 3.0 10.0 0.0% 0 4.73s 317 0
Owl Alpha 5.9 7.2 55.6% 1 4.43s 202 0
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 10.0 10.0 100.0% 0 13.99s 220 0
Owl Alpha 10.0 10.0 100.0% 0 22.78s 231 0
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 3.0 10.0 0.0% 0 3.90s 20 0
Owl Alpha 3.0 10.0 0.0% 0 2.50s 14 0

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