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KAT-Coder-Pro V2.5 (low) vs Beam 1.0 501B A23B (xhigh)

KAT-Coder-Pro V2.5 (low) leads on average score with 6.5 vs 6.5. KAT-Coder-Pro V2.5 (low) has the lower benchmark cost at $0.568 vs $0.688. Beam 1.0 501B A23B (xhigh) is faster at 9.18s vs 19.40s, with pass rates of 65.2% vs 63.8%.

Last updated at: 2026-10-17

Compared models

Rank
#221
Total Output Tokens
113,193
Response Time (avg)
19.40s
Total Cost
$0.568
Rank
#226
Total Output Tokens
158,497
Response Time (avg)
9.18s
Total Cost
$0.688
Recommended model Beam 1.0 501B A23B (xhigh)

Its score stays close to the best score here (6.5 vs 6.5), while responding about 2.1x faster than KAT-Coder-Pro V2.5 (low).

Detailed comparison

Metric KAT-Coder-Pro V2.5 KAT-Coder-Pro V2.5 low Release: 2026-07-14 Beam 1.0 501B A23B Beam 1.0 501B A23B xhigh Release: 2026-10-17
Score 6.5 6.5
Rank #221 #226
Reliability 10.0 10.0
Consistency 7.1 8.3
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 65.2% 63.8%
Flaky tests 8 5
Total Runs 69 69
Cost per result 3.636 5.730
Total Cost $0.568 $0.688
Input Price $0.740 / 1M $1.000 / 1M
Output Price $2.960 / 1M $3.000 / 1M
Cache Read Price $0.150 / 1M $0.100 / 1M
Cache Write Price N/A N/A
Total Input Tokens 87,682 212,065
Output Tokens 7,166 4,428
Reasoning Tokens 106,027 154,069
Response Time (avg) 19.40s 9.18s
Response Time (max) 209.15s 44.64s
Response Time (total) 446.11s 211.12s
Parameters ~700B total (~72B active) 501B total (23B active)
Availability Closed Open source

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.

#221 KAT-Coder-Pro V2.5

low
Cost
$0.016
Time
47.6s
Tokens
5,182 tok

#226 Beam 1.0 501B A23B

xhigh
Cost
$0.009
Time
16.5s
Tokens
6,827 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
KAT-Coder-Pro V2.5 7.8 10.0 66.7% 0 24.87s 7,893 402 24,945
Beam 1.0 501B A23B 10.0 10.0 100.0% 0 20.68s 7,801 585 46,192

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