Head-to-head
Auth0 vs Supabase Auth
Auth0 leads: the AI models rank it above its rival on 1 of the 1 leaderboard they share. Based on how ChatGPT, Claude, Gemini & Grok rank both across the leaderboard they share — re-polled weekly, reasoning shown verbatim.
| Leaderboard | Auth0 | Supabase Auth |
|---|---|---|
| Best authentication provider for web apps | #2 / 10 | #3 / 10 |
Why the models rank Auth0 — on best authentication provider for web apps
“The most complete managed identity platform — every protocol (OIDC, SAML, WS-Fed), enormous integration catalog, Actions for custom logic, mature enterprise features (SSO, RBAC, anomaly detection) proven at massive scale; the safe choice when requirements are unknown or will grow.”
Why the models rank Supabase Auth — on best authentication provider for web apps
“Exceptional, open-source, and self-hostable identity provider that integrates natively with PostgreSQL row-level security, providing a generous free tier of 50,000 monthly active users.”
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Ranks from the merged 4-model leaderboards · re-polled weekly · methodology