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DeepSeek V4.1 Flash vs Laguna S 2.1 (medium)

The average score is effectively tied at 5.4 vs 5.4. Laguna S 2.1 (medium) has the lower benchmark cost at $0.053 vs $0.185. DeepSeek V4.1 Flash is faster at 14.85s vs 58.42s, with pass rates of 34.9% vs 24.2%.

Last updated at: 2026-09-10

Compared models

Rank
#248
Total Output Tokens
273,780
Response Time (avg)
14.85s
Total Cost
$0.185
Rank
#249
Total Output Tokens
339,595
Response Time (avg)
58.42s
Total Cost
$0.053
Recommended model Laguna S 2.1 (medium)

It has the best score here (5.4), while costing about 3.5x less than DeepSeek V4.1 Flash.

Detailed comparison

Metric DeepSeek V4.1 Flash DeepSeek V4.1 Flash none Release: 2026-09-10 Laguna S 2.1 Laguna S 2.1 medium Release: 2026-07-21 Free Available
Score 5.4 5.4
Rank #248 #249
Reliability 9.6 10.0
Consistency 9.3 8.8
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 34.9% 24.2%
Flaky tests 2 3
Total Runs 66 66
Cost per result 2.642 1.451
Total Cost $0.185 $0.053
Input Price $0.150 / 1M $0.090 / 1M
Output Price $0.600 / 1M $0.180 / 1M
Total Input Tokens 137,687 86,647
Output Tokens 273,780 97,298
Reasoning Tokens 0 242,297
Response Time (avg) 14.85s 58.42s
Response Time (max) 247.66s 560.31s
Response Time (total) 326.72s 1285.26s
Parameters 748B total (16B active) 118B total (8B active)
Availability Open source Weights available

Model generation showcase

Hamster playing table tennis

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

#248 DeepSeek V4.1 Flash

none
Cost
$0.021
Time
55.4s
Tokens
17,181 tok

#249 Laguna S 2.1

medium
Cost
$0.001
Time
4.0s
Tokens
867 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 V4.1 Flash 5.5 10.0 33.3% 0 83.66s 7,284 263,438 0
Laguna S 2.1 5.3 7.2 44.4% 1 158.98s 7,917 93,354 106,718

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