get https://api.synthesia.io/v2/templates
Use this endpoint to get an overview of all templates in Synthesia, as well as the variables that may be provided when using them.
The SOURCE query parameter is optional.
When specified, the results will only include templates from the given source. Otherwise, the results will include templates from all sources.
You can specify that the result should only include templates from Synthesia's library (synthesia) or that it should only include custom templates from your own workspace (workspace).