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Google: Gemini 3.5 Flash vs Poolside: Laguna XS 2.1

Summary

Gemini 3.5 Flash vs Laguna XS 2.1 benchmark comparison: Laguna XS 2.1 leads on average score with 7.0 vs 7.0. Laguna XS 2.1 has the lower benchmark cost at $0.036 vs $1.079. Gemini 3.5 Flash is faster at 9.93s vs 30.08s, with pass rates of 77.8% vs 44.4%.

Recommended model: Gemini 3.5 Flash - Its score stays close to the best score here (7.0 vs 7.0), while responding about 3.0x faster than Laguna XS 2.1.

Last updated at: 2026-07-02

Metric Gemini 3.5 Flash Gemini 3.5 Flash none Release: 2026-05-19 Laguna XS 2.1 Laguna XS 2.1 medium Release: 2026-07-02 Free Available
Score 7.0 7.0
Rank #69 #67
Reliability 10.0 10.0
Consistency 8.9 9.6
Tests Correct
Attempt pass rate 77.8% 44.4%
Flaky tests 3 1
Total Runs 63 63
Cost per result 7.190 0.392
Total Cost $1.079 $0.036
Input Price $1.500 / 1M $0.060 / 1M
Output Price $9.000 / 1M $0.120 / 1M
Total Input Tokens 13,843 45,324
Output Tokens 117,518 25,761
Reasoning Tokens 0 268,677
Response Time (avg) 9.93s 30.08s
Response Time (max) 64.36s 155.23s
Response Time (total) 178.68s 631.77s

Generation showcase

Hamster playing table tennis

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

#69 Gemini 3.5 Flash

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

#67 Laguna XS 2.1

medium
Cost
$0.001
Time
30.6s
Tokens
4,678 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

Anti-AI Tricks Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 2.53s 492 5,101 0
Laguna XS 2.1 4.8 10.0 25.0% 0 41.96s 774 353 73,090
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 75,927 0
Laguna XS 2.1 5.5 10.0 33.3% 0 70.35s 7,995 23,767 83,258
Combined Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 3.0 10.0 0.0% 0 0ms 0 0 0
Laguna XS 2.1 9.6 10.0 100.0% 0 13.43s 18,033 507 5,908
Data parsing and extraction Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 6.5 10.0 50.0% 0 8.10s 2,781 5,895 0
Laguna XS 2.1 10.0 10.0 100.0% 0 4.50s 7,734 234 3,129
Domain specific Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 7.6 7.2 77.8% 1 10.64s 633 17,910 0
Laguna XS 2.1 2.9 7.2 11.1% 1 65.66s 834 17 91,533
General Intelligence Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 3.46s 486 1,620 0
Laguna XS 2.1 5.0 10.0 0.0% 0 4.15s 537 119 1,375
Instructions following Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 9.8 10.0 100.0% 0 3.38s 615 3,928 0
Laguna XS 2.1 9.8 10.0 100.0% 0 2.57s 753 82 1,844
Puzzle Solving Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 10.0 10.0 100.0% 0 3.13s 558 4,640 0
Laguna XS 2.1 5.3 10.0 33.3% 0 3.43s 771 357 3,355
Tool Calling Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 3.0 10.0 0.0% 0 0ms 0 0 0
Laguna XS 2.1 10.0 10.0 100.0% 0 3.01s 7,638 309 748
Trivia Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Gemini 3.5 Flash 2.8 1.6 33.3% 1 4.87s 156 2,497 0
Laguna XS 2.1 3.0 10.0 0.0% 0 10.88s 255 16 4,437

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