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Kev 4B (default) vs Reflex (default)

Reflex (default) leads on average score with 2.6 vs 2.4. Kev 4B (default) has the lower benchmark cost at $0.002 vs $0.004. Reflex (default) is faster at 888ms vs 5.63s, with pass rates of 15.9% vs 21.7%.

Last updated at: 2026-11-10

Compared models

Rank
#471
Total Output Tokens
28,061
Response Time (avg)
5.63s
Total Cost
$0.002
Rank
#467
Total Output Tokens
0
Response Time (avg)
888ms
Total Cost
$0.004
Recommended model Reflex (default)

It has the best score here (2.6), while responding about 6.3x faster than Kev 4B (default).

Detailed comparison

Metric Kev 4B Kev 4B default Release: 2026-09-28 Reflex Reflex default Release: 2026-11-03
Score 2.4 2.6
Rank #471 #467
Reliability 10.0 10.0
Consistency 4.9 5.2
Attempts 36/69 36/69
Tests Correct
Attempt pass rate 15.9% 21.7%
Flaky tests 1 0
Total Runs 36 36
Cost per result 0.060 0.063
Total Cost $0.002 $0.004
Input Price $0.042 / 1M $0.042 / 1M
Output Price $0.000 / 1M $0.000 / 1M
Cache Read Price N/A $0.008 / 1M
Cache Write Price N/A N/A
Total Input Tokens 42,804 73,902
Output Tokens 28,061 0
Reasoning Tokens 0 0
Response Time (avg) 5.63s 888ms
Response Time (max) 17.79s 1.73s
Response Time (total) 67.61s 10.66s
Parameters 4B ~27B
Availability Open source Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

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
Kev 4B 4.5 6.7 33.3% 0 771ms 21,603 12,207 0
Reflex 4.5 6.7 33.3% 0 783ms 32,793 0 0

Switch Comparison Pair

Command A+lowvsReflexdefaultCommand A+nonevsReflexdefaultCommand A+lowvsKev 4BdefaultCommand A+highvsReflexdefaultCommand A+nonevsKev 4BdefaultGemini 3 Flash PreviewhighvsKev 4BdefaultReflexdefaultvsXing4.0 29b A4bnoneFree AvailableCommand A+highvsKev 4BdefaultGemini 3 Flash PreviewhighvsReflexdefaultCommand A+mediumvsReflexdefaultReflexdefaultvsGrok 4.20noneKev 4BdefaultvsXing4.0 29b A4bnoneFree Available