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DeepSeek V4 Flash 0423 vs KAT-Coder-Pro V2.5 (medium)

The average score is effectively tied at 6.3 vs 6.2. DeepSeek V4 Flash 0423 has the lower benchmark cost at $0.050 vs $0.478. KAT-Coder-Pro V2.5 (medium) is faster at 23.94s vs 38.64s, with pass rates of 30.4% vs 62.3%.

Last updated at: 2026-10-01

Compared models

Rank
#223
Total Output Tokens
115,591
Response Time (avg)
38.64s
Total Cost
$0.050
Rank
#227
Total Output Tokens
139,375
Response Time (avg)
23.94s
Total Cost
$0.478
Recommended model KAT-Coder-Pro V2.5 (medium)

It has the best score here (6.2), while responding about 1.6x faster than DeepSeek V4 Flash 0423.

Detailed comparison

Metric DeepSeek V4 Flash 0423 DeepSeek V4 Flash 0423 none Release: 2026-04-24 KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 medium Release: 2026-07-14
Score 6.3 6.2
Rank #223 #227
Reliability 10.0 10.0
Consistency 8.6 7.2
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 30.4% 62.3%
Flaky tests 4 8
Total Runs 69 69
Cost per result 1.220 4.342
Total Cost $0.050 $0.478
Input Price $0.079 / 1M $0.740 / 1M
Output Price $0.158 / 1M $2.960 / 1M
Total Input Tokens 403,455 87,916
Output Tokens 115,591 7,213
Reasoning Tokens 0 132,162
Response Time (avg) 38.64s 23.94s
Response Time (max) 247.27s 257.00s
Response Time (total) 888.69s 550.52s
Parameters 284B total (13B active) ~700B total (~72B active)
Availability Open source Closed

Model generation showcase

Hamster playing table tennis

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

#223 DeepSeek V4 Flash 0423

none
Cost
$0.004
Time
157.6s
Tokens
11,297 tok

#227 KAT-Coder-Pro V2.5

medium
Cost
$0.009
Time
25.6s
Tokens
2,939 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
DeepSeek V4 Flash 0423 4.2 7.4 11.1% 1 17.13s 7,279 9,717 0
KAT-Coder-Pro V2.5 7.8 10.0 66.7% 0 33.10s 7,893 416 33,658

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