Auth0 API — API Key | Free | Authentication And Authorization

01

About this API

Auth0 is an authentication and authorization platform designed to simplify the process of managing user identities and access control. It provides developers with tools to implement secure authentication flows and authorization mechanisms in their applications.

Developers building web or mobile applications can use Auth0 to handle user login, registration, and role-based access control without building these systems from scratch. The platform supports various authentication methods and adapts to different use cases.

Auth0 is relevant for teams looking to streamline identity management and secure their APIs and applications efficiently. Its API key-based authentication allows secure integration with client applications and backend services.

02

What you can build

1Authenticate users in web applications
2Authorize access to APIs
3Manage user identities and roles

03

Strengths & limitations

Strengths

Easy to implement
Supports adaptable authentication
Covers both authentication and authorization

04

Getting started

Start by obtaining an API key to authenticate your requests. Use the API key to access authentication and authorization features.

05

FAQ

Do I need an API key to use Auth0?+

Yes, an API key is required to authenticate your requests.

Can I use Auth0 from a browser?+

Yes, but you must securely handle the API key and authentication tokens.

Is HTTPS required for Auth0 API calls?+

Yes, HTTPS is required to ensure secure communication.

What kind of data does Auth0 return?+

Auth0 returns authentication tokens and user identity information.

06

Technical details

CORS: YesHTTPS: YesSignup: YesOpen source: No

Auth type: api_key
Pricing: free
Protocols: REST
Response time: 109 ms
Last health check: 6/30/2026, 6:24:40 AM

07

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Airport Nearest Relevant

Before using this API, we recommend you read the Authorization Guide for more information on how to generate an access token.

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Use these REST APIs for performing operations on OpenId Connect Provider entity associated with your Azure API Management deployment. API Management allows you to access APIs secured with token from OpenID Connect Provider to be accessed from the Developer Console.

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Use these REST APIs for managing OAuth2 servers configuration in your Azure API Management deployment. OAuth 2.0 can be used to authorize developer accounts for Azure API Management.

Auth0