KAT-Coder-Air V2.5 vs Nemotron 3.5 Lightning (low)
Nemotron 3.5 Lightning (low) leads on average score with 4.8 vs 4.8. KAT-Coder-Air V2.5 has the lower benchmark cost at $0.067 vs $0.173. KAT-Coder-Air V2.5 is faster at 12.17s vs 59.45s, with pass rates of 37.9% vs 42.4%.
Last updated at:
2026-08-11
Rank
#229
Total Output Tokens
93,913
Response Time (avg)
12.17s
Total Cost
$0.067
Rank
#225
Total Output Tokens
653,448
Response Time (avg)
59.45s
Total Cost
$0.173
Recommended modelKAT-Coder-Air V2.5
Its score stays close to the best score here (4.8 vs 4.8), while costing about 2.6x less than Nemotron 3.5 Lightning (low).
4.8Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
4.8Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
Rank
#229
#225
Reliability
10.0First-attempt success score: 10.0 means no retryable target API or rate-limit failures before successful calls; tracked failures lower the score.…
9.8First-attempt success score: 10.0 means no retryable target API or rate-limit failures before successful calls; tracked failures lower the score.…
Consistency
6.9Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
6.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
Benchmark coverage
22/22 tests · 66/66 attempts
22/22 tests · 66/66 attempts
Tests Correct
A test is fully passed only if every run passed for that test.Wrong answer: 13Extra formatting: 3API error: 1Response Time (avg)12.17sResponse Time (max)121.05sResponse Time (total)267.83sA test is fully passed only if every run passed for that test.…
A test is fully passed only if every run passed for that test.Wrong answer: 14Did not follow instructions: 2Invalid tool call: 1Response Time (avg)59.45sResponse Time (max)312.21sResponse Time (total)1307.87sA test is fully passed only if every run passed for that test.…
Attempt pass rate
37.9%Attempt pass rate = passed attempts / total attempts across runs.…
42.4%Attempt pass rate = passed attempts / total attempts across runs.…
Flaky tests
8Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
9Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
Total Runs
66Total Runs…
66Total Runs…
Cost per result
1.336Shows the average cost per correct benchmark answer in cents (lower is better).…
0.000Shows the average cost per correct benchmark answer in cents (lower is better).…
Total Cost
$0.067Total Cost (Current Price)…
$0.173Total Cost (Current Price)…
Input Price
$0.150 / 1MInput Price…
$0.100 / 1MInput Price…
Output Price
$0.600 / 1MOutput Price…
$0.250 / 1MOutput Price…
Total Input Tokens
69,367Total Input Tokens…
138,783Total Input Tokens…
Output Tokens
93,913Output Tokens…
137,292Output Tokens…
Reasoning Tokens
0Reasoning Tokens…
516,156Reasoning Tokens…
Response Time (avg)
12.17sResponse Time (avg)…
59.45sResponse Time (avg)…
Response Time (max)
121.05sResponse Time (max)…
312.21sResponse Time (max)…
Response Time (total)
267.83sResponse Time (total)…
1307.87sResponse Time (total)…
Model generation showcase
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
#229 KAT-Coder-Air V2.5
none
Cost
$0.002
Time
14.5s
Tokens
2,619 tok
#225 Nemotron 3.5 Lightning
low
No showcase result has been generated for this model yet.
5.3Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
5.6Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
50.0%Attempt pass rate = passed attempts / total attempts across runs.…
2Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)2.68sResponse Time (max)5.78sResponse Time (total)10.73sA test is fully passed only if every run passed for that test.…
6.9Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
5.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
75.0%Attempt pass rate = passed attempts / total attempts across runs.…
2Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 2Response Time (avg)14.82sResponse Time (max)27.06sResponse Time (total)59.28sA test is fully passed only if every run passed for that test.…
3.3Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
9.6Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
0.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Extra formatting: 2Wrong answer: 1Response Time (avg)14.31sResponse Time (max)21.40sResponse Time (total)42.94sA test is fully passed only if every run passed for that test.…
4.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
7.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
11.1%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)224.42sResponse Time (max)312.21sResponse Time (total)673.27sA test is fully passed only if every run passed for that test.…
3.8Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
1.6Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
50.0%Attempt pass rate = passed attempts / total attempts across runs.…
2Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.API error: 1Wrong answer: 1Response Time (avg)73.00sResponse Time (max)121.05sResponse Time (total)146.00sA test is fully passed only if every run passed for that test.…
6.3Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
50.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Invalid tool call: 1Response Time (avg)142.36sResponse Time (max)259.10sResponse Time (total)284.72sA test is fully passed only if every run passed for that test.…
6.3Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
5.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
66.7%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Extra formatting: 1Response Time (avg)2.66sResponse Time (max)2.69sResponse Time (total)5.33sA test is fully passed only if every run passed for that test.…
2.9Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
5.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
16.7%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Did not follow instructions: 1Wrong answer: 1Response Time (avg)31.32sResponse Time (max)39.86sResponse Time (total)62.64sA test is fully passed only if every run passed for that test.…
2.9Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
7.2Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
11.1%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)6.24sResponse Time (max)8.97sResponse Time (total)18.72sA test is fully passed only if every run passed for that test.…
3.6Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
7.2Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
22.2%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)50.01sResponse Time (max)123.93sResponse Time (total)150.04sA test is fully passed only if every run passed for that test.…
5.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
0.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 1Response Time (avg)12.02sResponse Time (max)12.02sResponse Time (total)12.02sA test is fully passed only if every run passed for that test.…
3.7Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
9.5Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
0.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 1Response Time (avg)4.61sResponse Time (max)4.61sResponse Time (total)4.61sA test is fully passed only if every run passed for that test.…
9.9Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
100.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.No failed answers.Response Time (avg)1.75sResponse Time (max)2.06sResponse Time (total)3.50sA test is fully passed only if every run passed for that test.…
8.4Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
6.9Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
83.3%Attempt pass rate = passed attempts / total attempts across runs.…
1Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Did not follow instructions: 1Response Time (avg)5.46sResponse Time (max)7.47sResponse Time (total)10.92sA test is fully passed only if every run passed for that test.…
2.9Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
4.4Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
22.2%Attempt pass rate = passed attempts / total attempts across runs.…
2Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)1.84sResponse Time (max)2.06sResponse Time (total)5.52sA test is fully passed only if every run passed for that test.…
3.6Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
1.8Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
44.4%Attempt pass rate = passed attempts / total attempts across runs.…
3Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 3Response Time (avg)6.21sResponse Time (max)11.28sResponse Time (total)18.64sA test is fully passed only if every run passed for that test.…
10.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
100.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.No failed answers.Response Time (avg)5.13sResponse Time (max)5.13sResponse Time (total)5.13sA test is fully passed only if every run passed for that test.…
10.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
100.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.No failed answers.Response Time (avg)5.08sResponse Time (max)5.08sResponse Time (total)5.08sA test is fully passed only if every run passed for that test.…
3.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
0.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 1Response Time (avg)17.96sResponse Time (max)17.96sResponse Time (total)17.96sA test is fully passed only if every run passed for that test.…
3.0Summarizes broad quality across our full private benchmark suite, so ranking reflects consistent performance.…
10.0Consistency score reflects run-to-run stability (10 = very consistent, even if consistently wrong).…
0.0%Attempt pass rate = passed attempts / total attempts across runs.…
0Flaky tests had mixed outcomes across runs (at least one pass and one fail).…
A test is fully passed only if every run passed for that test.Wrong answer: 1Response Time (avg)38.68sResponse Time (max)38.68sResponse Time (total)38.68sA test is fully passed only if every run passed for that test.…