LLM Observatory

The AI assistants don't agree with each other. Per industry: each model's top 5, how much any two models overlap (share of their combined top-5 picks they have in common), and the brands they disagree about most.

CRM / Sales Software

openai top 5

1. HubSpot
2. Pipedrive
3. Salesforce
4. Zoho CRM
5. Freshsales

google top 5

1. HubSpot
2. Pipedrive
3. Salesforce
4. Zoho CRM
5. Microsoft Dynamics 365

anthropic top 5

1. HubSpot
2. Pipedrive
3. Salesforce
4. Zoho CRM
5. Close

perplexity top 5

1. HubSpot
2. Pipedrive
3. Zoho CRM
4. Salesforce
5. Close

Agreement: most aligned anthropic ↔ perplexity (100%), least aligned google ↔ perplexity (67%). Most divisive: Freshsales (spread 16), Nutshell (spread 16), monday CRM (spread 11).

Project Management Tools

openai top 5

1. Trello
2. ClickUp
3. Jira
4. Asana
5. Notion

google top 5

1. Trello
2. Asana
3. Jira
4. ClickUp
5. monday.com

anthropic top 5

1. Trello
2. Asana
3. ClickUp
4. Jira
5. Linear

perplexity top 5

1. Trello
2. ClickUp
3. Asana
4. Jira
5. Todoist

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (67%). Most divisive: monday.com (spread 17), Teamwork (spread 12), Notion (spread 10).

Streaming Services

openai top 5

1. Netflix
2. YouTube TV
3. Hulu
4. Disney+
5. Prime Video

google top 5

1. Hulu
2. Netflix
3. Disney+
4. YouTube TV
5. HBO Max

anthropic top 5

1. Netflix
2. YouTube TV
3. Hulu
4. Disney+
5. Prime Video

perplexity top 5

1. Hulu
2. Disney+
3. Netflix
4. YouTube TV
5. HBO Max

Agreement: most aligned openai ↔ anthropic (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: Prime Video (spread 12), Sling TV (spread 10), Paramount+ (spread 9).

Running Shoes

openai top 5

1. Brooks
2. Hoka
3. New Balance
4. Saucony
5. ASICS

google top 5

1. Brooks
2. Hoka
3. ASICS
4. Nike
5. Saucony

anthropic top 5

1. Brooks
2. ASICS
3. New Balance
4. Hoka
5. Nike

perplexity top 5

1. Brooks
2. ASICS
3. Hoka
4. New Balance
5. Saucony

Agreement: most aligned openai ↔ perplexity (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: Reebok (spread 19), Hoka (spread 13), Brooks (spread 12).

Email Marketing Tools

openai top 5

1. Klaviyo
2. Mailchimp
3. Brevo
4. MailerLite
5. Kit (ConvertKit)

google top 5

1. MailerLite
2. Mailchimp
3. Klaviyo
4. Kit (ConvertKit)
5. Brevo

anthropic top 5

1. Mailchimp
2. Klaviyo
3. MailerLite
4. Kit (ConvertKit)
5. Brevo

perplexity top 5

1. MailerLite
2. Brevo
3. Mailchimp
4. Klaviyo
5. Kit (ConvertKit)

Agreement: most aligned openai ↔ google (100%), least aligned anthropic ↔ perplexity (100%). Most divisive: Mailchimp (spread 19), MailerLite (spread 15), Brevo (spread 14).

VPN Services

openai top 5

1. ExpressVPN
2. Surfshark
3. NordVPN
4. Mullvad
5. Proton VPN

google top 5

1. NordVPN
2. Surfshark
3. ExpressVPN
4. Proton VPN
5. Mullvad

anthropic top 5

1. NordVPN
2. Proton VPN
3. ExpressVPN
4. Mullvad
5. Surfshark

perplexity top 5

1. NordVPN
2. Surfshark
3. ExpressVPN
4. Proton VPN
5. Norton VPN

Agreement: most aligned openai ↔ google (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: NordVPN (spread 16), Surfshark (spread 12), ExpressVPN (spread 12).

Web Hosting

openai top 5

1. Kinsta
2. WP Engine
3. SiteGround
4. Bluehost
5. Hostinger

google top 5

1. Hostinger
2. Kinsta
3. WP Engine
4. SiteGround
5. Bluehost

anthropic top 5

1. Bluehost
2. Hostinger
3. SiteGround
4. GoDaddy
5. WP Engine

perplexity top 5

1. Hostinger
2. SiteGround
3. Bluehost
4. GoDaddy
5. Cloudways

Agreement: most aligned openai ↔ google (100%), least aligned google ↔ perplexity (43%). Most divisive: WP Engine (spread 24), Hostinger (spread 22), Kinsta (spread 21).

Credit Cards

openai top 5

1. Capital One
2. Chase
3. Discover
4. American Express
5. Bilt

google top 5

1. Capital One
2. Chase
3. Discover
4. American Express
5. Synchrony

anthropic top 5

1. Discover
2. Capital One
3. Chase
4. American Express
5. Apple Card

perplexity top 5

1. Discover
2. Chase
3. Capital One
4. American Express
5. Bilt

Agreement: most aligned openai ↔ perplexity (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: Capital One (spread 21), Chase (spread 13), Discover (spread 12).

Meal Kit Delivery

openai top 5

1. HelloFresh
2. Factor
3. Sunbasket
4. Home Chef
5. Green Chef

google top 5

1. HelloFresh
2. Factor
3. Home Chef
4. Blue Apron
5. Green Chef

anthropic top 5

1. HelloFresh
2. Factor
3. Blue Apron
4. EveryPlate
5. Home Chef

perplexity top 5

1. HelloFresh
2. Factor
3. Blue Apron
4. EveryPlate
5. Home Chef

Agreement: most aligned anthropic ↔ perplexity (100%), least aligned openai ↔ perplexity (43%). Most divisive: Green Chef (spread 16), Blue Apron (spread 14), Thistle (spread 13).

Airlines (US)

openai top 5

1. Delta Air Lines
2. Southwest Airlines
3. United Airlines
4. Breeze Airways
5. Spirit Airlines

google top 5

1. Delta Air Lines
2. United Airlines
3. Southwest Airlines
4. American Airlines
5. Spirit Airlines

anthropic top 5

1. Delta Air Lines
2. Southwest Airlines
3. United Airlines
4. Spirit Airlines
5. Breeze Airways

perplexity top 5

1. Delta Air Lines
2. United Airlines
3. Southwest Airlines
4. Alaska Airlines
5. American Airlines

Agreement: most aligned openai ↔ anthropic (100%), least aligned anthropic ↔ perplexity (43%). Most divisive: Delta Air Lines (spread 18), United Airlines (spread 16), Spirit Airlines (spread 11).

Hotel & Travel Booking

openai top 5

1. Booking.com
2. Airbnb
3. Expedia
4. Kayak
5. Vrbo

google top 5

1. Booking.com
2. Expedia
3. Airbnb
4. Marriott (direct)
5. Vrbo

anthropic top 5

1. Booking.com
2. Airbnb
3. Expedia
4. Vrbo
5. Priceline

perplexity top 5

1. Booking.com
2. Airbnb
3. Expedia
4. Hopper
5. Vrbo

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (67%). Most divisive: Kayak (spread 14), Hilton (direct) (spread 14), Marriott (direct) (spread 13).

Consumer Banking

openai top 5

1. Chase (banking)
2. Ally Bank
3. Capital One (banking)
4. Bank of America (banking)
5. Discover Bank

google top 5

1. Chase (banking)
2. Capital One (banking)
3. Ally Bank
4. Discover Bank
5. SoFi

anthropic top 5

1. Chase (banking)
2. Ally Bank
3. Capital One (banking)
4. Bank of America (banking)
5. Discover Bank

perplexity top 5

1. Chase (banking)
2. Capital One (banking)
3. Ally Bank
4. Marcus by Goldman Sachs
5. SoFi

Agreement: most aligned openai ↔ anthropic (100%), least aligned anthropic ↔ perplexity (43%). Most divisive: Capital One (banking) (spread 22), Discover Bank (spread 14), SoFi (spread 14).

Online Brokers & Investing

openai top 5

1. Fidelity
2. Charles Schwab
3. Vanguard
4. Interactive Brokers
5. Betterment

google top 5

1. Fidelity
2. Charles Schwab
3. Robinhood
4. Vanguard
5. Betterment

anthropic top 5

1. Fidelity
2. Charles Schwab
3. Vanguard
4. Betterment
5. Interactive Brokers

perplexity top 5

1. Fidelity
2. Charles Schwab
3. M1 Finance
4. Interactive Brokers
5. Vanguard

Agreement: most aligned openai ↔ anthropic (100%), least aligned google ↔ perplexity (43%). Most divisive: Robinhood (spread 19), Fidelity (spread 17), Charles Schwab (spread 15).

Tax Software

openai top 5

1. TurboTax
2. H&R Block
3. IRS Free File
4. TaxAct
5. FreeTaxUSA

google top 5

1. TurboTax
2. FreeTaxUSA
3. H&R Block
4. TaxSlayer
5. Cash App Taxes

anthropic top 5

1. TurboTax
2. IRS Free File
3. H&R Block
4. FreeTaxUSA
5. TaxAct

perplexity top 5

1. TurboTax
2. H&R Block
3. IRS Free File
4. FreeTaxUSA
5. TaxAct

Agreement: most aligned openai ↔ anthropic (100%), least aligned google ↔ perplexity (43%). Most divisive: FreeTaxUSA (spread 20), TaxAct (spread 13), Jackson Hewitt (spread 13).

Smartphones

openai top 5

1. Apple (iPhone)
2. Samsung (Galaxy)
3. Google (Pixel)
4. Xiaomi
5. OnePlus

google top 5

1. Apple (iPhone)
2. Samsung (Galaxy)
3. Google (Pixel)
4. OnePlus
5. Motorola

anthropic top 5

1. Apple (iPhone)
2. Samsung (Galaxy)
3. Google (Pixel)
4. Xiaomi
5. Fairphone

perplexity top 5

1. Apple (iPhone)
2. Samsung (Galaxy)
3. Google (Pixel)
4. OnePlus
5. Fairphone

Agreement: most aligned openai ↔ google (67%), least aligned google ↔ anthropic (43%). Most divisive: Samsung (Galaxy) (spread 19), OnePlus (spread 15), Apple (iPhone) (spread 14).

Laptops

openai top 5

1. Apple (MacBook)
2. Lenovo
3. Dell
4. Acer
5. HP

google top 5

1. Apple (MacBook)
2. Lenovo
3. ASUS (laptops)
4. Acer
5. HP

anthropic top 5

1. Apple (MacBook)
2. Lenovo
3. Acer
4. ASUS (laptops)
5. Dell

perplexity top 5

1. Apple (MacBook)
2. Lenovo
3. ASUS (laptops)
4. HP
5. Acer

Agreement: most aligned google ↔ perplexity (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: Dell (spread 19), Lenovo (spread 19), Apple (MacBook) (spread 14).

Headphones & Earbuds

openai top 5

1. Sony (audio)
2. Apple (AirPods)
3. Jabra
4. Anker Soundcore
5. Bose

google top 5

1. Apple (AirPods)
2. Sony (audio)
3. Anker Soundcore
4. Bose
5. Jabra

anthropic top 5

1. Sony (audio)
2. Anker Soundcore
3. Apple (AirPods)
4. Bose
5. Jabra

perplexity top 5

1. Sony (audio)
2. Anker Soundcore
3. Apple (AirPods)
4. Bose
5. Jabra

Agreement: most aligned openai ↔ google (100%), least aligned anthropic ↔ perplexity (100%). Most divisive: Apple (AirPods) (spread 12), Bose (spread 9), JBL (spread 9).

Website Builders

openai top 5

1. Wix
2. Squarespace
3. WordPress
4. Shopify (websites)
5. Webflow

google top 5

1. Wix
2. Squarespace
3. Shopify (websites)
4. Hostinger Website Builder
5. WordPress

anthropic top 5

1. Wix
2. Squarespace
3. WordPress
4. Shopify (websites)
5. Framer

perplexity top 5

1. Wix
2. Squarespace
3. Hostinger Website Builder
4. Google Sites
5. Shopify (websites)

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (43%). Most divisive: WordPress (spread 18), Webflow (spread 14), Shopify (websites) (spread 12).

Ecommerce Platforms

openai top 5

1. Shopify
2. WooCommerce
3. Etsy
4. BigCommerce
5. Amazon (marketplace)

google top 5

1. Shopify
2. WooCommerce
3. Etsy
4. Squarespace Commerce
5. Square Online

anthropic top 5

1. Shopify
2. WooCommerce
3. Etsy
4. BigCommerce
5. Squarespace Commerce

perplexity top 5

1. Shopify
2. WooCommerce
3. Wix eCommerce
4. Etsy
5. Square Online

Agreement: most aligned openai ↔ anthropic (67%), least aligned anthropic ↔ perplexity (43%). Most divisive: WooCommerce (spread 15), Wix eCommerce (spread 11), Etsy (spread 11).

Password Managers

openai top 5

1. Bitwarden
2. 1Password
3. KeePass
4. LastPass
5. Dashlane

google top 5

1. Bitwarden
2. 1Password
3. LastPass
4. Proton Pass
5. KeePass

anthropic top 5

1. Bitwarden
2. 1Password
3. LastPass
4. RoboForm
5. KeePass

perplexity top 5

1. Bitwarden
2. 1Password
3. NordPass
4. LastPass
5. Proton Pass

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (43%). Most divisive: KeePass (spread 21), Bitwarden (spread 19), 1Password (spread 16).

Accounting Software

openai top 5

1. QuickBooks
2. Wave
3. Xero
4. FreshBooks
5. Sage

google top 5

1. QuickBooks
2. Wave
3. Xero
4. FreshBooks
5. FreeAgent

anthropic top 5

1. QuickBooks
2. Wave
3. Xero
4. FreshBooks
5. FreeAgent

perplexity top 5

1. QuickBooks
2. Wave
3. Xero
4. FreshBooks
5. Pilot

Agreement: most aligned google ↔ anthropic (100%), least aligned anthropic ↔ perplexity (67%). Most divisive: Pilot (spread 18), Bench (spread 12), Invoice Ninja (spread 12).

Car Insurance (US)

openai top 5

1. GEICO
2. USAA
3. State Farm
4. Progressive
5. Amica

google top 5

1. Progressive
2. State Farm
3. GEICO
4. USAA
5. The Hartford

anthropic top 5

1. GEICO
2. State Farm
3. Progressive
4. USAA
5. Lemonade

perplexity top 5

1. State Farm
2. GEICO
3. The General
4. USAA
5. Progressive

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (67%). Most divisive: Progressive (spread 24), State Farm (spread 19), Travelers (spread 14).

Mattresses

openai top 5

1. Saatva
2. Zinus
3. Bear
4. Sealy
5. Layla

google top 5

1. Helix
2. Saatva
3. Tempur-Pedic
4. Nectar
5. Brooklyn Bedding

anthropic top 5

1. Sleep Number
2. Beautyrest
3. Zinus
4. Sealy
5. Nectar

perplexity top 5

1. Helix
2. Purple
3. Sealy
4. Layla
5. Saatva

Agreement: most aligned openai ↔ perplexity (43%), least aligned anthropic ↔ perplexity (11%). Most divisive: Layla (spread 13), Purple (spread 13), Helix (spread 12).

Dating Apps

openai top 5

1. Hinge
2. Bumble
3. Tinder
4. OkCupid
5. eharmony

google top 5

1. Hinge
2. Bumble
3. Tinder
4. Match
5. SilverSingles

anthropic top 5

1. Hinge
2. Bumble
3. Tinder
4. OkCupid
5. Match

perplexity top 5

1. Hinge
2. Tinder
3. Bumble
4. eharmony
5. SilverSingles

Agreement: most aligned openai ↔ anthropic (67%), least aligned anthropic ↔ perplexity (43%). Most divisive: Bumble (spread 24), OkCupid (spread 17), Hinge (spread 16).

Antivirus Software

openai top 5

1. Microsoft Defender
2. Bitdefender
3. Malwarebytes
4. Norton
5. ESET

google top 5

1. Bitdefender
2. Microsoft Defender
3. Malwarebytes
4. Norton
5. Avast

anthropic top 5

1. Microsoft Defender
2. Bitdefender
3. Norton
4. Malwarebytes
5. Webroot

perplexity top 5

1. Bitdefender
2. Microsoft Defender
3. Norton
4. Intego
5. Avast

Agreement: most aligned openai ↔ google (67%), least aligned anthropic ↔ perplexity (43%). Most divisive: Malwarebytes (spread 23), Bitdefender (spread 16), Avast (spread 15).

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