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Auth0 vs Better Auth
Short answer: Pick Auth0 if you want unified identity platform for apps and AI agents; pick Better Auth if you want composable, self-hosted auth for TypeScript apps. Auth0 has a free plan, paid from $35/month; Better Auth has a free plan, paid from $20/month.
Auth0Authentication and authorization platform
Better AuthOpen-source authentication framework for TypeScriptWhich to pick
Pick Auth0 if you want…
- Unified identity platform for apps and AI agents
- Hosted SaaS auth
- Integrations with Okta universal logout (on Auth0's list, not Better Auth's)
Pick Better Auth if you want…
- Composable, self-hosted auth for TypeScript apps
- The lower starting price: $20/month against $35/month
- Open-source code (better-auth/better-auth on GitHub, MIT license)
- Integrations with Next.js, Nuxt or SvelteKit (on Better Auth's list, not Auth0's)
Side by side
- What it is
- Auth0:Auth0 provides scalable authentication and authorization for apps, APIs, and AI agents.
- Better Auth:Better Auth is an open-source, TypeScript-first authentication framework that runs inside your app.
- Best for
- Auth0:Unified identity platform for apps and AI agents
- Better Auth:Composable, self-hosted auth for TypeScript apps
- Who it’s for
- Auth0:Developers building B2C, B2B SaaS, AI agents, or machine-to-machine services.
- Better Auth:Full-stack developers building web apps with TypeScript.
- Pricing
- Auth0:Freemium
- Better Auth:Freemium
- Starting price
- Auth0:$35/month (Essentials)
- Better Auth:$20/month (Pro)
- Free plan or trial
- Auth0:Free plan (Free) · Free trial
- Better Auth:Free plan (Starter)
- Plans
- Auth0:Free $0 · Essentials $35 per month · Professional $240 per month
- Better Auth:Starter $0 per month · Pro $20 per month
- Open source
- Auth0:—
- Better Auth:Yes, 30,143 GitHub stars
- Works with
- Auth0:Okta universal logout
- Better Auth:Next.js, Nuxt, SvelteKit, Astro, Hono, Google, GitHub, Apple
Auth0 features
- Universal Login. Customizable login experience with passwordless, social, and adaptive MFA.
- Single Sign-On. Enterprise federation and cross-app SSO for human users and AI agents.
- Machine-to-Machine Auth. Short-lived tokens, client-credentials flow and M2M add-ons for services.
- Fine-Grained Authorization. Scalable APIs for granular access control, including RAG and AI contexts.
- Token Vault & MCP Auth. Secure storage of tokens and authorization for model-context protocols.
- Extensibility via Actions & Forms. Serverless hooks and no-code visual editor to extend login flows.
Better Auth features
- Framework agnostic. Works with Next.js, Nuxt, SvelteKit, Astro, Hono and 20+ other frameworks.
- Built-in credential auth. Provides sessions, email verification and password reset out of the box.
- Social sign-on. Supports Google, GitHub, Apple, Discord and additional providers.
- Multi-tenancy. Teams, roles, invitations and access-control built in.
- Enterprise SSO & SCIM. Offers SSO, SAML 2.0, SCIM provisioning and directory sync.
- Passkeys & magic links. Includes passkey, magic-link, API-key, JWT and other auth methods.
- AI agent auth. Provides token exchange and delegation for AI agents.
- Security & observability. Bot detection, IP blocking, email validation and audit-log monitoring.
Auth0 vs Better Auth FAQ
What is the difference between Auth0 and Better Auth?+
Auth0 is a hosted SaaS service; Better Auth is self-hosted and open source.
Should I use Auth0 or Better Auth?+
Pick Auth0 if you want unified identity platform for apps and AI agents, hosted SaaS auth or integrations with Okta universal logout (on Auth0's list, not Better Auth's). Pick Better Auth if you want composable, self-hosted auth for TypeScript apps, the lower starting price: $20/month against $35/month or open-source code (better-auth/better-auth on GitHub, MIT license).
Is Auth0 or Better Auth free?+
Auth0 has a free plan; paid plans start at $35/month (Essentials). Better Auth has a free plan (Starter); paid plans start at $20/month (Pro).
Which is cheaper, Auth0 or Better Auth?+
Better Auth is cheaper to start with: Better Auth's Pro plan ($20/month) against Auth0's Essentials plan ($35/month).
Is Auth0 or Better Auth open source?+
Better Auth is open source (better-auth/better-auth on GitHub, MIT license). DevHunt has no public source repository on record for Auth0.
Do Auth0 and Better Auth integrate with the same tools?+
Their integration lists don't overlap: Auth0 lists Okta universal logout; Better Auth lists Next.js, Nuxt, SvelteKit, Astro and 5 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.