Providers
List available provider types
Returns the provider types Courier supports, each with a display name, description, and the configuration fields it requires.
get/providers/catalog
Query parameters
keysstring
Comma-separated provider keys to filter by (e.g. sendgrid,twilio).
namestring
Case-insensitive substring match against the provider display name.
channelstring
Exact match (case-insensitive) against the provider channel taxonomy (e.g. email, sms, push).