# Retrieve all notifiable applications Endpoint: GET /parameters/applications Version: 8.1.0 ## Header parameters: - `X-Key` (string, required) A unique API key used to authenticate requests to the NP6 platform. This key must be included in every API call to validate the identity and permissions of the client. Keep your API key secure and do not expose it in public code or logs. ## Response 200 fields (application/json): - `type` (string) ## Response 401 fields ## Response 403 fields