Auth0

auth0.com
Identity & Access Management
Few Days

Secure AI Agent & User Authentication

How to Replace Auth0

Overview

Auth0 is an easy to implement, adaptable authentication and authorization platform that provides security-built-in solutions for securing AI agents, users, and applications. It offers 3 billion+ attacks blocked monthly with 99.99% uptime and supports 10 billion+ authentications every month across any application in any language or framework.

Features

73 features across 14 categories

AI Security(2)

AI Agent AuthenticationAIPremium

Secure AI agents, humans, and systems with comprehensive authentication controls

Token VaultAIPremium

Manage which APIs your agent can call on the user's behalf, preventing agents from handling credentials directly

Administration(6)

Admin Access ControlsPremium

Define granular admin roles (Admin, Viewer, Editor) with different permission levels

Admin Dashboard

Comprehensive dashboard for managing Auth0 configuration and users

Dashboard SSOPremium

Enable single sign-on for the Auth0 dashboard itself

Delegated AdminPremium

Allow customers to manage their own users and settings

Express ConfigurationPremium

Quick setup wizard for rapid Auth0 configuration

Self-Service SSOPremium

Allow customers to self-service configure SSO connections

Also in: Notion, Airtable, Smartsheet

Architecture(1)

Multi-tenancyPremium

Support multiple isolated customer tenants within a single application

Authentication(14)

Client Initiated Backchannel Authentication (CIBA)Premium

Enable agent or app initiated user authentication via out-of-band notification channels

Cross-App SSO

Enable single sign-on across multiple applications and services

Embedded LoginPremium

Embed authentication directly into your application interface

Home Realm DiscoveryPremium

Automatically route users to the correct identity provider based on their email domain

Long-Lived SessionsPremium

Support persistent sessions that last longer than standard session durations

Machine-to-Machine (M2M) AuthenticationPremium

Facilitate secure communication between APIs and non-interactive external clients

OIDC Back-Channel LogoutPremium

Support for OpenID Connect back-channel logout

Passwordless Authentication

Give customers fast, passwordless logins without traditional passwords

Passwordless with Passkeys

Enable secure passwordless authentication using passkey technology

Private Key JWTPremium

Support for private key JWT authentication method

Single Sign-On (SSO)

Enable users to access multiple applications with a single login

Social Connections

Enable login through unlimited social identity providers like Google, Facebook, etc.

Universal LogoutPremium

Logout users from all connected applications simultaneously

User Authentication

Authenticate users securely with multiple authentication methods

Also in: LastPass, Dashlane, 1Password

Authorization(4)

Async AuthorizationPremium

Asynchronous authorization capabilities for complex workflows

Fine-Grained Authorization (FGA)AIPremium

Apply fine-grained authorization directly to RAG pipelines and enable user collaboration with granular access control

Role-Based Access Control (RBAC)Premium

Define and enforce role-based permissions for users

Tenant Access Control List (ACL)Premium

Create and manage rules that control access to your app with allow, block, or redirect options

Compliance(8)

FAPI CertificationPremium

Financial-grade API (FAPI) certified for highly regulated environments

HIPAA BAAPremium

HIPAA compliance with Business Associate Agreement for healthcare applications

Log RetentionPremium

Retain authentication and authorization logs for auditing and compliance

Log StreamingPremium

Stream Auth0 audit logs to Datadog, Splunk, AWS, Azure, and other platforms

PCI CompliancePremium

PCI compliant environments for payment card industry standards

Security CenterPremium

Centralized security monitoring and incident response

Security ProfilePremium

Define and apply security policies and profiles to your tenant

Strong Customer Authentication (SCA)Premium

Implement Financial Grade IdentityTM controls and strong authentication

Also in: Insider CDP, Airtable, 1Password

Customization(6)

Auth0 FormsPremium

Create and customize authentication forms without code

Brand Customization

Customize the login experience with your brand colors, logos, and messaging

Configurable Login Experience

Configure every aspect of the login user interface

Custom Domains

Use your own custom domain for authentication pages

Customize Signup & Login

Customize the entire signup and login process with APIs and Forms

Email Workflow Customization

Customize email templates and workflows for notifications

Also in: monday.com, Obsidian, Smartsheet

Developer Tools(2)

30+ SDKs & Quickstarts

Official SDKs and quickstart guides for 30+ programming languages and frameworks

REST APIs

Comprehensive REST APIs for authentication, authorization, and user management

Also in: Jobber, Hugging Face, 1Password

Extensibility(3)

ActionsPremium

Extend and customize Auth0 functionality with custom code logic

Actions LibraryPremium

Pre-built Actions for common authentication and authorization scenarios

Auth0 MarketplacePremium

Marketplace of extensions and integrations for extending Auth0

Infrastructure(4)

Private Cloud BasicPremium

Dedicated private cloud deployment for data residency needs

Private Cloud PerformancePremium

High-performance private cloud deployment with 500 RPS and upgrade control

Private Cloud Performance PlusPremium

Maximum performance private cloud with 1,500 RPS and GEO-HA options

Private DeploymentPremium

Dedicated Auth0 deployment for enhanced performance, security, and compliance

Integration(4)

Custom Database ConnectionsPremium

Connect to your existing user database for authentication

Enterprise ConnectionsPremium

Connect to enterprise identity providers and directories

Okta Connections

Native integration with Okta identity provider

Okta Universal LogoutPremium

Integration with Okta for universal logout across applications

Security(10)

Adaptive MFAPremium

Dynamic multi-factor authentication triggered only on suspicious login attempts

Attack ProtectionPremium

Keep users and services safe from password leaks, intruders, and scripted attacks with basic and enhanced protection

Bot DetectionAIPremium

Detect and prevent automated bot attacks from accessing your application

Breached Password DetectionPremium

Detect and protect users when credentials are leaked from external sources

Brute Force Protection

Protect against repeated login attempts and brute force attacks

Continuous Session ProtectionPremium

Monitor and protect user sessions continuously throughout their lifecycle

Credential GuardPremium

Advanced credential protection and management

Customer Managed KeysPremium

Manage encryption keys for enhanced security and compliance control

Multi-Factor Authentication (MFA)Premium

Protect accounts with adaptive MFA that only triggers when login is suspected to be risky

Suspicious IP Throttling

Throttle or block login attempts from suspicious IP addresses

User Experience(1)

Accessibility

Build accessible authentication experiences for all users

User Management(8)

Account LinkingPremium

Link multiple user accounts together for unified user management

Auth0 Database Connection

Use Auth0's built-in user database for authentication

Custom AttributesPremium

Add custom metadata and attributes to user profiles

Inbound SCIM

Receive user provisioning updates from external SCIM providers

OrganizationsPremium

Model and manage multiple customer organizations within your application

Role ManagementPremium

Create, update, and manage user roles and permissions

SCIMPremium

System for Cross-domain Identity Management for automated user provisioning

User Import

Import users from external sources into Auth0

Pricing

Free

Free
  • Up to 25,000 monthly active users
  • 1 Custom Domain
  • Secure Agentic AI workflows
  • Passwordless Authentication
  • Unlimited Social Connections
  • 5 Organizations
  • Brand Customization
  • Basic Attack Protection
  • Community Support
  • 1 Enterprise Connection
  • Self-Service SSO
  • SCIM

Essentials

$35/month
  • Up to 500 monthly active users
  • Everything in Free, plus
  • Higher Auth, API limits, and Feature limits
  • Multi-Factor Authentication
  • Role-based Access Control
  • Per Organization
  • 10 Organizations
  • Stream Auth0 Audit Logs to Datadog, Splunk, AWS, Azure, etc.
  • Separate Production & Development Environments
  • Standard Support
  • M2M Tokens Add-on

Professional

$240/month
  • Up to 500 monthly active users
  • Everything in Essentials, plus
  • Use your existing User Database for Logins
  • Enterprise Multi-Factor Authentication
  • Enhanced Attack Protection
  • M2M Tokens Add-on

Enterprise

Custom
  • Everything in Professional plus
  • Custom User & SSO Tiers
  • 99.99% SLA
  • Enterprise Rate Limits
  • Enterprise Administration & Support
  • Advanced Security Features
  • Add-on Private Deployment

Cost Calculator

Keep Paying Auth0

Monthly$35/mo
Yearly$420/yr
5-Year Total$2.1k

Build It Yourself

Est. Build Time~8 hrs
Hosting$20/mo
DifficultyEasy

Total Cost Comparison

1 YearSave $180
SaaS
$420
DIY
$240
3 YearsSave $540
SaaS
$1.3k
DIY
$720
5 YearsSave $900
SaaS
$2.1k
DIY
$1.2k

DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 73 features at easy complexity.

Build vs Buy

Should you build a Auth0 alternative or buy the subscription? Estimate based on 73 features.

Buy Auth0

Better Value
Monthly cost$350/mo
3-year total$12,600
Time to deployDays

Build Your Own

Development cost$60,000
Maintenance$900/mo
3-year total$92,400
Dev time~5 months

Buying Auth0 saves ~$79,800 over 3 years vs building.

Estimates based on 73 features and a BuildScore of 4/5. Actual costs vary.

Integrations

8 known integrations