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Gemini 3.5 Flash vs KAT-Coder-Pro V2.5 (default)

Gemini 3.5 Flash leads on average score with 6.1 vs 6.1. KAT-Coder-Pro V2.5 (default) has the lower benchmark cost at $0.742 vs $1.752. Gemini 3.5 Flash is faster at 14.13s vs 24.96s, with pass rates of 68.1% vs 68.1%.

Last updated at: 2026-10-06

Compared models

Rank
#239
Total Output Tokens
153,595
Response Time (avg)
14.13s
Total Cost
$1.752
Rank
#245
Total Output Tokens
139,572
Response Time (avg)
24.96s
Total Cost
$0.742
Recommended model KAT-Coder-Pro V2.5 (default)

Its score stays close to the best score here (6.1 vs 6.1), while costing about 2.4x less than Gemini 3.5 Flash.

Detailed comparison

Metric Gemini 3.5 Flash Gemini 3.5 Flash none Release: 2026-05-19 KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 default Release: 2026-07-14
Score 6.1 6.1
Rank #239 #245
Reliability 10.0 10.0
Consistency 8.6 7.1
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 68.1% 68.1%
Flaky tests 4 8
Total Runs 69 69
Cost per result 12.511 4.419
Total Cost $1.752 $0.742
Input Price $1.500 / 1M $0.740 / 1M
Output Price $9.000 / 1M $2.960 / 1M
Cache Read Price $0.150 / 1M $0.150 / 1M
Cache Write Price $0.084 / 1M N/A
Total Input Tokens 246,061 98,508
Output Tokens 3,828 8,088
Reasoning Tokens 149,767 131,484
Response Time (avg) 14.13s 24.96s
Response Time (max) 85.26s 335.41s
Response Time (total) 268.55s 574.12s
Parameters ~500B total (~20B active) ~700B total (~72B active)
Availability Closed Closed

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

Model generation showcase

Hamster playing table tennis

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

#239 Gemini 3.5 Flash

none
Cost
$0.225
Time
125.5s
Tokens
25,004 tok

#245 KAT-Coder-Pro V2.5

default
Cost
$0.010
Time
29.0s
Tokens
3,439 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
Gemini 3.5 Flash 8.8 7.8 88.9% 1 34.69s 8,122 456 75,471
KAT-Coder-Pro V2.5 6.1 4.7 66.7% 2 22.52s 7,893 451 21,989

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