1. A computer-implemented method for providing an audio message using personalized text, the method comprising: receiving, from a client device associated with a user, a request for audio content; retrieving message content; obtaining user information about the user of the client device; generating personalized text according to a template specifying an ordered combination of text components, the personalized text comprising the message content, user information text selected from the obtained user information, and template text; identifying audio features of an item of audio content provided to the client device for playback immediately adjacent to the audio message; selecting a voice for a text-to-speech algorithm, the selected voice having vocal parameters determined based on the identified audio features of the item of audio content; and causing an audio message based on an audio version of the personalized text to play on the client device, the audio version generated by the text-to-speech algorithm using the selected voice, the audio message played adjacent to the item of audio content in a stream of audio content provided to the client device responsive to the request for audio content.