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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 6.8. Laguna XS 2.1 has the lower benchmark cost at $0.036 vs $0.108. Gemini 3.5 Flash is faster at 1.57s vs 30.08s, with pass rates of 68.3% vs 44.4%.

Recommended model: Laguna XS 2.1 - It has the best score here (7.0), while costing about 3.0x less than Gemini 3.5 Flash.

Last updated at: 2026-07-02

Metric Gemini 3.5 Flash Gemini 3.5 Flash minimal Release: 2026-05-19 Laguna XS 2.1 Laguna XS 2.1 medium Release: 2026-07-02 Free Available
Score 6.8 7.0
Rank #74 #67
Reliability 10.0 10.0
Consistency 9.6 9.6
Tests Correct
Attempt pass rate 68.3% 44.4%
Flaky tests 1 1
Total Runs 63 63
Cost per result 0.767 0.392
Total Cost $0.108 $0.036
Input Price $1.500 / 1M $0.060 / 1M
Output Price $9.000 / 1M $0.120 / 1M
Total Input Tokens 39,847 45,324
Output Tokens 5,277 25,761
Reasoning Tokens 0 268,677
Response Time (avg) 1.57s 30.08s
Response Time (max) 5.51s 155.23s
Response Time (total) 33.02s 631.77s

Generation showcase

Hamster playing table tennis

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

#74 Gemini 3.5 Flash

minimal
Cost
$0.041
Time
20.4s
Tokens
4,608 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 6.5 10.0 50.0% 0 892ms 492 405 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 5.6 9.9 33.3% 0 2.75s 8,122 3,456 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 3.56s 15,780 404 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 10.0 10.0 100.0% 0 1.66s 7,548 279 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 10.0 10.0 100.0% 0 899ms 633 12 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 922ms 486 117 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 6.4 5.8 66.7% 1 893ms 615 76 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 1.45s 558 282 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 10.0 10.0 100.0% 0 2.79s 5,457 234 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 3.0 10.0 0.0% 0 1.76s 156 12 0
Laguna XS 2.1 3.0 10.0 0.0% 0 10.88s 255 16 4,437

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