State of AI Search

Who wins Auth in AI search

Every day, we ask AI assistants ChatGPTClaudeGeminiAI OverviewClaude CodeCursorCodexOpenCode who they think is the best auth provider. Here's who they recommend.

Download data
Visibility Score Rank
1clerk.comClerk
63%3%
2auth0.comAuth0
60%1%
3supabase.comSupabase Auth
53%1%
4firebase.google.comFirebase Authentication
43%—
5workos.comWorkOS
41%2%
6keycloak.orgKeycloak
29%1%
7okta.comOkta
26%4%
8aws.amazon.comAmazon Cognito
22%—
9better-auth.comBetter Auth
19%2%
10kinde.comKinde
13%1%
11stytch.comStytch
12%—
12authjs.devAuth.js
10%4%
13supertokens.comSuperTokens
9%1%
14descope.comDescope
8%1%
15fusionauth.ioFusionAuth
7%1%
Visibility Score
Prompt
Demand
what should i use to add two factor login to my app
i need sso and saml for enterprise customers, what should i use
best auth for a b2b saas with organizations and roles
best auth for a next.js app
what's the easiest way to add social login to my app
what's the best auth provider
i need login for my saas, what should i use
i need passkeys and magic links, what auth supports that
which auth provider scales best to millions of users
which auth provider is best for a small team where nobody knows auth well

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Recommendations by assistant
AI Overview for “best authentication provider”

The best authentication providers depend on your tech stack, project type, and scale:

Top Authentication Providers

  • Auth0 (by Okta)
  • Best For: Enterprise-grade scalability, complex B2B/B2C apps, and huge ecosystems.
  • Pricing: Free under 25,000 monthly active users (MAU), scales up.
  • Pros: Massive selection of social logins, rules/actions extensibility, deep security features.
  • Cons: Can feel heavy and expensive as you scale past free tiers.github.comGitHub+2
  • Clerk *(widely favored for modern web apps)*
  • Best For: Developer-first SaaS, React, Next.js, and apps wanting pre-built, polished UI components.
  • Pricing: Free under 10,000 MAU; then $0.02 per MAU.
  • Pros: Rapid setup, built-in organization/team support for B2B, and smooth session management.
  • Cons: Can get costly as user counts grow.hyperknot.comZsolt Ero+1
  • Firebase Auth
  • Best For: Rapid mobile/web development, especially if you are already inside the Google/Firebase ecosystem.
  • Pricing: Generous free tier (part of Spark/Blaze plans covering ~50k MAUs free depending on structure).
  • Pros: Minimal backend code required, simple client SDKs.
  • Cons: Less flexible for complex enterprise multi-tenancy requirements.github.comGitHub+1
  • Better Auth
  • Best For: TypeScript-first, self-hosted, or composable/plugin-based control across 20+ frameworks.
  • Pricing: Open-source / self-hosted option.
  • Pros: Full code-based configuration, no per-user SaaS lock-in, supports passkeys, multi-tenancy, and AI agent auth.
  • Cons: Requires more hands-on configuration than managed cloud dashboards.better-auth.comBetter Auth
  • Supabase Auth
  • Best For: Full-stack apps using PostgreSQL or those already using Supabase as a backend.
  • Pricing: Generous free tier included with Supabase projects.
  • Pros: Tight database integration, straightforward row-level security (RLS).
  • Cons: Community feedback notes occasional edge cases with token or session handling.reddit.comReddit+1
  • AWS Cognito
  • Best For: Applications deeply embedded in the AWS cloud ecosystem.
  • Pricing: Free under 50,000 MAU for external consumer user pools.
  • Pros: Direct access to AWS resources and IAM integration.
  • Cons: Notoriously steep learning curve and clunky documentation.github.comGitHub

If you share your tech stack (e.g., Next.js, Python, Flutter) and whether you need B2B team/organization features, I can recommend the exact right fit.

Cited sources
clerk.comclerk.com43%
workos.comworkos.com33%
auth0.comauth0.com30%
reddit.comreddit.com26%
supabase.comsupabase.com22%
dev.todev.to18%
github.comgithub.com18%
kinde.comkinde.com17%

What AI says about

“i need login for my saas, what should i use”
Clerk: Widely considered the best developer experience for React, Next.js, and modern full-stack web apps. It takes minutes to install and supports passkeys, social logins, and multi-factor authentication (MFA) seamlessly.
GeminiOct 1
“i need login for my saas, what should i use”
Clerk: Widely considered the best developer experience for React, Next.js, and modern frontend frameworks. It features gorgeous pre-built UI components, built-in support for passkeys, and social logins that take minutes to spin up.
GeminiOct 2
“what's the easiest way to add social login to my app”
Fastest overall: Clerk — especially for React/Next.js. Drop in their prebuilt <SignIn /> component and you get 20+ social providers, MFA, and user management working in ~5–15 minutes.
OpenCodeOct 2
“which auth provider has the best free tier”
Best overall developer experience — Clerk — Excellent React/Next.js UI and user management; 50K free retained users
ChatGPTOct 8
“what's the easiest way to add social login to my app”
Top pick: Clerk (clerk.com) — the fastest integration, especially for React/Next.js.
OpenCodeOct 10
“which auth provider has the best free tier”
Clerk has become the gold standard for modern web apps (especially React and Next.js) due to its polished UI components and rapid setup.
GeminiOct 11
“which auth provider has the best free tier”
Best pure auth provider: Clerk — free for up to 50,000 monthly retained users, with polished prebuilt sign-in, sign-up, profile, and organization UI.
CodexOct 11
“i need login for my saas, what should i use”
Clerk — Best overall developer experience. It features incredible SDKs (especially for React/Next.js), stunning pre-built UI components, and gets a secure, polished login flow running in minutes.
GeminiOct 14
“best auth for a next.js app”
Clerk is the best managed "it just works" SaaS option . It is unmatched if you want a fully built user interface, managed transactional emails, and zero infrastructure setup in under 10 minutes.
AI OverviewOct 14
ChatGPTClaudeGeminiAI OverviewClaude CodeCursorCodexOpenCode

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