What is a Farcaster frame?

Farcaster Frames enable dynamic, interactive experiences that can be customized and updated in real-time. Moreover, Frames are not controlled by the client but rather by the users and developers who create them. The potential applications of Farcaster Frames are vast and diverse, catering to both users and developers.

How does a frame enter Farcaster?

A frame enters Farcaster when a user creates a cast and embeds the frame URL in it. An app that wants to support frames must: Check all call cast embed URLs for valid frames. If the frame is valid, render the frame when the cast is viewed. If the frame is malformed, fall back to treating it as an OpenGraph embed. Follow the frame security model.

How does Farcaster render a page as a frame?

If a page contains all required frame properties, Farcaster apps will render the page as a frame. The frame tags extend the OpenGraph protocol. Frames can be linked together to create dynamic applications embedded inside casts. A frame app begins with an initial frame which is cached by apps and shown to users. A frame must have an image.