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Google: Gemini 3 Flash Preview vs Poolside: Laguna XS 2.1

Summary

Gemini 3 Flash Preview vs Laguna XS 2.1 benchmark comparison: Laguna XS 2.1 leads on average score with 7.0 vs 6.9. Gemini 3 Flash Preview has the lower benchmark cost at $0.025 vs $0.036. Gemini 3 Flash Preview is faster at 1.65s vs 30.08s, with pass rates of 66.7% vs 44.4%.

Recommended model: Gemini 3 Flash Preview - Its score stays close to the best score here (6.9 vs 7.0), while responding about 18.3x faster than Laguna XS 2.1.

Last updated at: 2026-07-02

Metric Gemini 3 Flash Preview Gemini 3 Flash Preview none Release: 2025-12-17 Laguna XS 2.1 Laguna XS 2.1 medium Release: 2026-07-02 Free Available
Score 6.9 7.0
Rank #70 #67
Reliability 10.0 10.0
Consistency 9.2 9.6
Tests Correct
Attempt pass rate 66.7% 44.4%
Flaky tests 2 1
Total Runs 63 63
Cost per result 0.186 0.392
Total Cost $0.025 $0.036
Input Price $0.500 / 1M $0.060 / 1M
Output Price $3.000 / 1M $0.120 / 1M
Total Input Tokens 37,011 45,324
Output Tokens 1,885 25,761
Reasoning Tokens 0 268,677
Response Time (avg) 1.65s 30.08s
Response Time (max) 3.56s 155.23s
Response Time (total) 23.07s 631.77s

Generation showcase

Hamster playing table tennis

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

#70 Gemini 3 Flash Preview

none
Cost
$0.003
Time
5.6s
Tokens
981 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 Flash Preview 8.3 10.0 75.0% 0 1.25s 498 214 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 Flash Preview 5.5 10.0 33.3% 0 1.80s 8,122 453 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 Flash Preview 4.7 1.6 66.7% 1 3.56s 12,862 350 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 Flash Preview 10.0 10.0 100.0% 0 1.41s 7,263 279 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 Flash Preview 7.7 10.0 66.7% 0 963ms 643 18 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 Flash Preview 10.0 10.0 100.0% 0 1.13s 490 104 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 Flash Preview 6.4 5.8 66.7% 1 1.58s 619 74 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 Flash Preview 7.7 10.0 66.7% 0 1.05s 574 144 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 Flash Preview 10.0 10.0 100.0% 0 3.35s 5,784 234 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 Flash Preview 3.0 10.0 0.0% 0 1.07s 156 15 0
Laguna XS 2.1 3.0 10.0 0.0% 0 10.88s 255 16 4,437

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