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MoonshotAI: Kimi K2.5 vs xAI: Grok 4.20 Multi-Agent Beta

Last updated at: 2026-03-12

Metric Kimi K2.5 Kimi K2.5 none Release: 2026-01-27 Grok 4.20 Multi-Agent Beta Grok 4.20 Multi-Agent Beta medium Release: 2026-03-12
Rank #54 #47
Avg Score 4.1 4.9
Consistency 8.6 7.1
Cost per result 0.295 97.178
Total Cost $0.015 $4.859
Tests Correct
Attempt pass rate 39.6% 52.1%
Flaky tests 3 6
Total Runs 48 48
Output Tokens 2,000 293,634
Reasoning Tokens 0 291,260
Response Time (avg) 11.91s 9.08s
Response Time (max) 42.13s 35.28s
Response Time (total) 107.16s 127.09s

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Category Breakdown

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 2.7 7.9 11.1% 1 11.38s 363 0
Grok 4.20 Multi-Agent Beta 4.0 4.4 66.7% 2 3.77s 28,392 27,808
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 10.0 2.1 33.3% 1 19.16s 748 0
Grok 4.20 Multi-Agent Beta 10.0 10.0 0.0% 0 0ms 0 0
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 5.4 5.8 83.3% 1 42.13s 187 0
Grok 4.20 Multi-Agent Beta 9.9 10.0 100.0% 0 5.54s 25,306 25,051
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 4.0 10.0 33.3% 0 4.38s 29 0
Grok 4.20 Multi-Agent Beta 10.0 7.2 11.1% 1 24.67s 164,609 163,647
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
Grok 4.20 Multi-Agent Beta 4.0 2.8 66.7% 1 6.40s 15,848 15,746
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 5.5 10.0 50.0% 0 2.67s 60 0
Grok 4.20 Multi-Agent Beta 9.0 10.0 50.0% 0 4.63s 25,457 25,322
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Output Tokens Reasoning Tokens
Kimi K2.5 10.0 10.0 0.0% 0 4.73s 317 0
Grok 4.20 Multi-Agent Beta 6.3 5.1 77.8% 2 5.01s 34,022 33,686
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
Grok 4.20 Multi-Agent Beta 10.0 10.0 0.0% 0 0ms 0 0

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