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Kimi K2.6 (medium) vs Grok 4.3 (medium)

Kimi K2.6 (medium) leads on average score with 7.2 vs 7.1. Grok 4.3 (medium) has the lower benchmark cost at $0.779 vs $0.831. Grok 4.3 (medium) is faster at 47.45s vs 109.98s, with pass rates of 63.6% vs 68.2%.

Last updated at: 2026-07-28

Rank
#78
Total Output Tokens
391,540
Response Time (avg)
109.98s
Total Cost
$0.831
Rank
#83
Total Output Tokens
241,421
Response Time (avg)
47.45s
Total Cost
$0.779
Recommended model Grok 4.3 (medium)

Its score stays close to the best score here (7.1 vs 7.2), while responding about 2.3x faster than Kimi K2.6 (medium).

Detailed comparison

Metric Kimi K2.6 Kimi K2.6 medium Release: 2026-04-20 Grok 4.3 Grok 4.3 medium Release: 2026-05-01
Score 7.2 7.1
Rank #78 #83
Reliability 9.4 10.0
Consistency 8.3 8.6
Tests Correct
Attempt pass rate 63.6% 68.2%
Flaky tests 4 4
Total Runs 66 66
Cost per result 9.821 5.990
Total Cost $0.831 $0.779
Input Price $0.646 / 1M $1.250 / 1M
Output Price $2.720 / 1M $2.500 / 1M
Total Input Tokens 68,902 140,031
Output Tokens 111,680 13,739
Reasoning Tokens 279,860 227,682
Response Time (avg) 109.98s 47.45s
Response Time (max) 876.20s 216.69s
Response Time (total) 2309.56s 1043.83s

Model generation showcase

Hamster playing table tennis

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

#78 MoonshotAI: Kimi K2.6

medium
Cost
$0.013
Time
103.4s
Tokens
3,620 tok

#83 xAI: Grok 4.3

medium
Cost
$0.009
Time
19.0s
Tokens
3,661 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

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Kimi K2.6 5.7 8.6 33.3% 0 214.42s 2,925 9,970 77,189
Grok 4.3 5.9 7.7 44.4% 1 41.23s 8,340 1,028 31,226

Quick Compare

Switch Comparison Pair

KAT-Coder-Pro V2.5highvsKimi K2.6mediumKimi K2.6mediumvsStep 3.7 FlashlowQwen3.7 PlusnonevsGrok 4.3mediumClaude Opus 4.8nonevsKimi K2.6mediumKimi K2.6mediumvsQwen3.7 FlashlowKimi K2.6mediumvsQwen3.7 PlusnoneKAT-Coder-Pro V2.5highvsGrok 4.3mediumClaude Sonnet 4.6nonevsKimi K2.6mediumStep 3.7 FlashlowvsGrok 4.3mediumClaude Opus 4.8nonevsGrok 4.3mediumKAT-Coder-Pro V2.5lowvsKimi K2.6mediumQwen3.7 FlashlowvsGrok 4.3medium