Authentication. Graph API. The Graph API is the primary way for apps to read and write to the Facebook social graph.
All of our SDKs and products interact with the Graph API in some way, and our other APIs are extensions of the Graph API, so understanding how the Graph API works is crucial. If you are unfamiliar with the Graph API, we recommend that you start with these documents: Dialogs Overview. Requests Dialog. Requests are available for games on Canvas, iOS or Android.
Requests appear on whatever combination of these platforms are supported by your game. For example, a player using the iOS version of your game could send a request to a player who plays on Canvas, and vice-versa. Hence, your implementation of requests should be platform-agnostic and should provide a consistent user experience, regardless of platform. Add Page Tab Dialog. OAuth Dialog. Feed Dialog. Send Dialog.