Real ChatGPT answer · index seedpdN2KnA0yBMcompleteB2B software · developer toolsbrand

Is Auth0 still the industry standard for OAuth2 authentication or do modern startups prefer building custom auth with Supabase or Firebase?

ChatGPTgpt-62 queries11/1/2026
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Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Is Auth0 still the industry standard for OAuth2 authentication or do modern startups prefer building custom auth with Supabase or Firebase?
2 real searches · 1 real-search pass
Auth0 Supabase Auth Firebase Authentication current features pricing enterprise SSO OAuth OIDC 2026Google ↗
OBSERVED
2026 authentication platform comparison Auth0 Supabase Auth Firebase Clerk WorkOS startup OAuth OIDC enterprise SSOGoogle ↗
OBSERVED

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

Classifying 2 queries…

Searches and sources

ChatGPT2 real searches · gpt-6
Auth0 Supabase Auth Firebase Authentication current features pricing enterprise SSO OAuth OIDC 2026 Google ↗
2026 authentication platform comparison Auth0 Supabase Auth Firebase Clerk WorkOS startup OAuth OIDC enterprise SSO Google ↗
  1. Single Sign-On with SAML 2.0 for Projects · supabase.com
  2. Pricing · auth0.com
  3. Third-party auth · supabase.com
  4. Third-Party Authentication · supabase.com

Queries

2 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Auth0 Supabase Auth Firebase Authentication current features pricing enterprise SSO OAuth OIDC 2026
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
2026 authentication platform comparison Auth0 Supabase Auth Firebase Clerk WorkOS startup OAuth OIDC enterprise SSO
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1