Costco

organization

GenRank Score

966.0

An American multinational corporation operating a chain of membership-only warehouse clubs that sell a wide variety of products in bulk.

Also Known As

CostcoCostco Wholesalecostco.com

31 questions•26 categories

Which tire shops offer the best prices for replacement and installation?Tire Shops

Score

76.9

Rank

Score History

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Average Rank

#1.8

Median

Range

#1–#2

Consistency

★★★σ=0.4

🏆Top 3 in 5/5 models

Rankings by Model

Gemini 3.1 Flash Lite #1Claude Sonnet 5 #2GPT-5.4 mini #2GPT-5.6 Luna #2Sonar #2

What are the best budget-friendly dog food brands?Dog Food & Treats

Score

68.4

Rank

Score History

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Average Rank

#8.8

Median

Range

#2–#21

Consistency

☆☆☆σ=7.3

🏆Top 3 in 2/5 models

Rankings by Model

Claude Sonnet 5 #2Gemini 3.7 Flash #2GPT-5.6 Luna #6Sonar #13Grok 4.3 #21

Which HVAC services offer the best value for installations?HVAC & Air Conditioning Services

Score

60.5

Rank

Score History

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Average Rank

#2.0

Median

Range

#2–#2

🏆Top 3 in 1/1 models

Rankings by Model

GPT-5.6 Luna #2

Which florists offer the best value bouquets?Florists

Score

56.8

Rank

Score History

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Average Rank

#2.0

Median

Range

#1–#3

Consistency

★★★σ=1.0

🏆Top 3 in 4/4 models

Rankings by Model

Gemini 3.7 Flash #1Grok 4.3 #1GPT-5.6 Luna #3Sonar #3

Which diapers offer the best value for money?Diapers & Wipes

Score

55.6

Rank

Score History

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Average Rank

#7.3

Median

Range

#4–#12

Consistency

☆☆☆σ=3.4

🎯Top 5 in 1/3 models

Rankings by Model

Gemini 3.7 Flash #4GPT-5.6 Luna #6Claude Sonnet 5 #12

Which baby care products offer the best value for money?Baby Care & Toiletries

Score

41.0

Rank

Score History

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Average Rank

#1.0

Median

Range

#1–#1

🏆Top 3 in 2/2 models

Rankings by Model

Gemini 3.1 Flash Lite #1GPT-5.6 Luna #1

Which companies are known for the best customer service?Services

Score

40.1

Rank

Score History

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Average Rank

#8.0

Median

Range

#2–#16

Consistency

☆☆☆σ=5.2

🏆Top 3 in 1/4 models

🎯Top 5 in 2/4 models

Rankings by Model

Claude Sonnet 5 #2Gemini 3.7 Flash #5Claude Haiku 4.5 #9Grok 4.3 #16

What are the best subscription services worth paying for?Subscription & Membership

Score

34.1

Rank

Score History

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Average Rank

#17.0

Median

#20

Range

#8–#23

Consistency

☆☆☆σ=6.5

Rankings by Model

GPT-5.6 Luna #8Gemini 3.7 Flash #20Grok 4.3 #23

Which brands are most loved by consumers?Brands

Score

33.8

Rank

#11

Score History

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Average Rank

#12.0

Median

#12

Range

#11–#13

Consistency

★★★σ=1.0

Rankings by Model

GPT-5.6 Luna #11Gemini 3.7 Flash #13

Which car service providers offer the best value for routine maintenance?Automotive Services

Score

33.8

Rank

Score History

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Average Rank

#13.0

Median

#13

Range

#11–#15

Consistency

★★☆σ=1.6

Rankings by Model

GPT-5.6 Luna #11Gemini 3.7 Flash #13Grok 4.3 #15

Which furniture brands offer the best value for money?Furniture

Score

31.5

Rank

Score History

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Average Rank

#7.0

Median

Range

#2–#15

Consistency

☆☆☆σ=5.7

🏆Top 3 in 1/3 models

🎯Top 5 in 2/3 models

Rankings by Model

GPT-5.6 Luna #2GPT-5.4 mini #4Grok 4.3 #15

Which membership programs offer the best value?Subscription & Membership

Score

30.0

Rank

#10

Score History

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Average Rank

#1.6

Median

Range

#1–#4

Consistency

★★☆σ=1.2

🏆Top 3 in 4/5 models

🎯Top 5 in 5/5 models

Rankings by Model

Claude Sonnet 5 #1Gemini 3.1 Flash Lite #1GPT-5.4 mini #1Grok 4.3 #1Claude Haiku 4.5 #4

What is the best budget-friendly water sports gear?Water Sports Gear

Score

30.0

Rank

#10

Score History

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Average Rank

#1.0

Median

Range

#1–#1

🏆Top 3 in 1/1 models

Rankings by Model

Claude Sonnet 5 #1

Which instant meals offer the best value for money?Instant Noodles & Ready Meals

Score

28.5

Rank

Score History

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Average Rank

#15.0

Median

#15

Range

#7–#23

Consistency

☆☆☆σ=8.0

Rankings by Model

Claude Sonnet 5 #7Gemini 3.7 Flash #23

Which bedding brands offer the best value for money?Bedding & Bath Linens

Score

27.8

Rank

Score History

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Average Rank

#3.0

Median

Range

#3–#3

🏆Top 3 in 1/1 models

Rankings by Model

GPT-5.6 Luna #3

What are the best budget-friendly wines?Wine

Score

27.8

Rank

#13

Score History

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Average Rank

#3.0

Median

Range

#3–#3

🏆Top 3 in 1/1 models

Rankings by Model

GPT-5.6 Luna #3

Which energy drinks offer the best value for money?Energy & Sports Drinks

Score

26.6

Rank

#12

Score History

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Average Rank

#9.3

Median

Range

#2–#18

Consistency

☆☆☆σ=7.3

🏆Top 3 in 2/4 models

Rankings by Model

Gemini 3.1 Flash Lite #2GPT-5.4 mini #2Claude Sonnet 5 #15Gemini 3.7 Flash #18

Which tire shops are best for quick tire changes and flat repairs?Tire Shops

Score

25.6

Rank

Score History

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Average Rank

#4.0

Median

Range

#4–#4

🎯Top 5 in 1/1 models

Rankings by Model

GPT-5.6 Luna #4

What are the best budget-friendly cleaning and laundry supplies?Cleaning & Laundry Supplies

Score

24.1

Rank

#16

Score History

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Average Rank

#5.0

Median

Range

#1–#9

Consistency

☆☆☆σ=3.3

🏆Top 3 in 1/3 models

🎯Top 5 in 2/3 models

Rankings by Model

Grok 4.3 #1GPT-5.6 Luna #5Gemini 3.1 Flash Lite #9

Which auto repair shops are the most trusted?Auto Repair Shops

Score

23.1

Rank

#21

Score History

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Average Rank

#6.0

Median

Range

#6–#6

Rankings by Model

GPT-5.6 Luna #6

What are the best drinkware and glasses for entertaining at home?Tableware & Drinkware

Score

23.1

Rank

#24

Score History

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Average Rank

#6.0

Median

Range

#6–#6

Rankings by Model

GPT-5.6 Luna #6

Which florists are the most popular and trusted?Florists

Score

22.3

Rank

#10

Score History

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Average Rank

#4.0

Median

Range

#2–#6

Consistency

★★☆σ=2.0

🏆Top 3 in 1/2 models

Rankings by Model

Gemini 3.7 Flash #2Claude Haiku 4.5 #6

Which ice creams offer the best value for money?Ice Cream & Frozen Desserts

Score

18.7

Rank

#19

Score History

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Average Rank

#3.0

Median

Range

#1–#4

Consistency

★★☆σ=1.4

🏆Top 3 in 1/3 models

🎯Top 5 in 3/3 models

Rankings by Model

Grok 4.3 #1Claude Sonnet 5 #4GPT-5.4 mini #4

What are the most trusted brands for quality?Brands

Score

18.4

Rank

#25

Score History

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Average Rank

#16.3

Median

#17

Range

#10–#22

Consistency

☆☆☆σ=4.9

Rankings by Model

GPT-5.4 mini #10GPT-5.6 Luna #17Grok 4.3 #22

Which golf clubs offer the best value for the price?Golf Equipment

Score

18.1

Rank

#30

Score History

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Average Rank

#4.0

Median

Range

#4–#4

🎯Top 5 in 1/1 models

Rankings by Model

Gemini 3.7 Flash #4

Which organizations are most respected globally?Organizations

Score

17.7

Rank

#25

Score History

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Average Rank

#14.0

Median

#14

Range

#7–#21

Consistency

☆☆☆σ=7.0

Rankings by Model

Gemini 3 Flash #7GPT-5.6 Luna #21

Which condiment brands offer the best value for money?Sauces & Condiments

Score

16.9

Rank

#32

Score History

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Average Rank

#6.0

Median

Range

#6–#6

Rankings by Model

Claude Sonnet 5 #6

Which snacks offer the best value for money?Snacks & Chips

Score

16.3

Rank

#25

Score History

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Average Rank

#11.7

Median

#13

Range

#7–#15

Consistency

☆☆☆σ=3.4

Rankings by Model

Claude Sonnet 5 #7Grok 4.3 #13GPT-5.4 mini #15

Which diaper brands are the best overall?Diapers & Wipes

Score

13.6

Rank

#21

Score History

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Average Rank

#16.0

Median

#16

Range

#16–#16

Rankings by Model

Claude Sonnet 5 #16

What are the best storage and organization products for the home?Storage & Organization

Score

12.7

Rank

#60

Score History

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Average Rank

#23.0

Median

#23

Range

#23–#23

Rankings by Model

Claude Sonnet 5 #23

Which veterinary clinics are affordable without sacrificing care?Veterinary Clinics

Score

12.4

Rank

#33

Score History

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Average Rank

#22.0

Median

#22

Range

#22–#22

Rankings by Model

Gemini 3.7 Flash #22