Core Nodes

Essential information and technical guides for working with Core Nodes in the Asterisks ecosystem.

Start Node

Every flow requires exactly one Start Node. This represents the entry point when a user dials your USSD shortcode.

Input Node

Use the Input Node to collect free-form data from the user, such as an account number, PIN, or amount. You can define a variable name to store this input for later use in API calls or messages.