How AI engines answer for Costco

Costco is measured in two markets by Third Hemisphere's AI Authority Index, October 2026.

By market

Supermarkets and grocery retail: CRISP score: 47 out of 100. Measured 19 October 2026. Costco has a CRISP score of 47 out of 100 in Supermarkets and grocery retail, according to Third Hemisphere's AI Authority Index, October 2026.
Consumer electronics and appliance retail: CRISP score: 28 out of 100. Measured 12 October 2026. Costco has a CRISP score of 28 out of 100 in Consumer electronics and appliance retail, according to Third Hemisphere's AI Authority Index, October 2026.

Every company named often enough in a market's published Sector analysis has a Standing Report for that market. This page gathers them for one company, and each is updated when its market is measured again.

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Permanent link: https://thirdhemisphere.agency/ai-authority-index/companies/costco-dd6b474f
Measured: 19 October 2026
Suggested citation: Third Hemisphere (2026). How AI engines answer for Costco. AI Authority Index, October 2026. https://thirdhemisphere.agency/ai-authority-index/companies/costco-dd6b474f
Licence: CC BY 4.0. Quote the score with its market, its month, and Third Hemisphere's AI Authority Index.

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What the AI Authority Index is

The AI Authority Index is CRISP's public measure of which companies AI engines name, recommend, and caution against when Australian buyers ask them for help, published one market at a time. The AI Authority Index.

How CRISP works

CRISP is Third Hemisphere's proprietary technology and methodology, built upon the most cutting edge global standards and research. The CRISP methodology.

About Third Hemisphere

Third Hemisphere is the integrated PR, marketing, AI Authority & Visibility, and investor relations agency helping ambitious companies grow, from Sydney, Melbourne, and Singapore. Founded in Sydney in 2014, it has worked with over 150 clients and secured over 20,000 media placements. It became a Certified B Corporation in April 2026 and publishes the AI Authority Index. The agency won Boutique/Small PR Agency of the Year at the 2023 Mumbrella CommsCon Awards and Best in Financial Services (Consumer Services) at the 2023 Asia-Pacific SABRE Awards. Founder and CEO Hannah Moreno is the 2024 B&T Technology Woman of the Year and the 2023 Mumbrella PR Professional of the Year. About Third Hemisphere.

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About the author

Jeremy Liddle is the Executive Chair of Third Hemisphere and the author of the AI Authority Index. He designed CRISP, the proprietary technology and methodology behind the Index, and leads its development. About Jeremy Liddle