AI Recommendation Index

Which authentication providers does AI recommend?

October 2026. We asked ChatGPT, Gemini, AI Overviews the same 20 buyer questions, as a buyer in the US, and counted the questions where each product was recommended.

#ProductRecommended in
1Auth018 of 20 questions151513151513
2Clerk18 of 20 questions16981698
3Supabase Auth13 of 20 questions11871187
4Firebase Authentication11 of 20 questions61076107
5WorkOS11 of 20 questions786786
6Okta8 of 20 questions065065
7Keycloak7 of 20 questions266266
8Stytch7 of 20 questions451451
9AWS Cognito7 of 20 questions352352
10Better Auth6 of 20 questions244244
11Microsoft Entra External ID5 of 20 questions224224
12Kinde5 of 20 questions033033
13FusionAuth4 of 20 questions133133
14Auth.js3 of 20 questions222222
15Google3 of 20 questions211211
16PropelAuth3 of 20 questions022022
17react-native-keychain3 of 20 questions031031
18Logto3 of 20 questions013013
19SuperTokens3 of 20 questions021021
20Frontegg2 of 20 questions121121
21Next.js2 of 20 questions201201
22iCloud Keychain2 of 20 questions111111
23Authentik2 of 20 questions102102
24Lucia2 of 20 questions111111
25Descope2 of 20 questions020020

Not on the list? Check your brand free.

See which engines recommend a competitor instead of you, for the questions your buyers ask.

https://
The 20 questions we ask every month
  1. What's the best authentication service for a SaaS app?
  2. Which auth provider is easiest to add to a Next.js app?
  3. What's the best way to add sign-in with Google and email to my app?
  4. Which authentication platform is best for B2B SaaS that needs SSO and SAML?
  5. What's the best free auth provider for a side project?
  6. Which auth service is best for a mobile app?
  7. What's the best way to add passkeys to a web app?
  8. Which authentication provider is best for multi-tenant apps with organizations and roles?
  9. What's a cheaper auth provider once monthly active users start costing a lot?
  10. Should a startup build its own authentication or use a service?
  11. Which auth provider has the best prebuilt sign-in components?
  12. What's the best open source authentication I can self-host?
  13. Which authentication service is best for enterprise customers that need SCIM provisioning?
  14. What's the best auth for a React Native app?
  15. Which auth provider handles magic links and one-time codes well?
  16. What's the best authentication for an API that needs machine-to-machine tokens?
  17. Which auth service is the most secure choice for a fintech or health app?
  18. What's the best auth provider for AI agents that act on a user's behalf?
  19. Which authentication platform is easiest to migrate existing users into?
  20. What's the best auth for a SvelteKit or Remix app?

One answer per engine per question, collected on one day. AI answers vary between runs and people, so read this as a monthly snapshot. See the methodology.