### Public Beta Feature

This documentation covers a feature currently in Public Beta. Access is available to anyone interested in building personalized experiences for their end-users.

This feature is subject to the [Personalization API (Self-Service) Public Beta End user License Agreement](https://location.foursquare.com/legal/terms/personalization-apis-self-service-eula/).

The Foursquare Personalization API offers real-time access to Foursquare’s global database of rich venue data and user content to power your location-based experiences in your app or website.

### **[Authentication](https://docs.foursquare.com/developer/reference/personalization-apis-authentication)**

Authenticating against the API is done by passing your API Key.

### **[Versioning](https://docs.foursquare.com/developer/reference/versioning)**

Adapt to Foursquare API changes on your own schedule.

### **[Rate Limits](https://docs.foursquare.com/developer/reference/personalization-apis-rate-limits)**

Usage of the Personalization API is subject to rate limits.

### **[Errors](https://docs.foursquare.com/developer/reference/personalization-apis-errors)**

HTTP status codes to indicate success or failure of an API request.

### **[Localization](https://docs.foursquare.com/developer/reference/personalization-apis-localization)**

Specify the locale by setting the Accept-Language HTTP header in your request.

### **[Harmonization](https://docs.foursquare.com/developer/reference/personalization-apis-harmonization)**

The process of venue harmonization on Foursquare is fairly simple!

### **[POI Categories](https://docs.foursquare.com/places/docs/categories)**

Accurate and granular categorization to each of our POI records.

### **[POI Chains](https://docs.foursquare.com/places/docs/chains)**

Explicit associations between national and local brands and their brick-and-mortar locations.

### **[Usage Guidelines](https://docs.foursquare.com/developer/reference/usage-guidelines-personalization-apis)**

Help us maintain our platform, and follow our Usage rules.

### **[Real Time View](https://docs.foursquare.com/developer/reference/real-time-view)**

Allow your application to get a real-time view into various actions on Foursquare.

Updated 5 months ago