# Delete phase Removes the matchig phase. > Note: A phase can only be deleted if it has no assignments. Endpoint: DELETE /projects/{project_id}/phases/{phase_id} Version: v1 Security: AuthToken ## Header parameters: - `Content-Type` (string, required) Enum: "application/json" ## Path parameters: - `project_id` (integer, required) Unique identifier of the parent project instance. Example: 1234567 - `phase_id` (integer, required) Unique identifier of the phase instance. Example: 45678901 ## Response 200 fields (application/json): - `success` (boolean) - `message` (string) Enum: "Archived" ## Response 404 fields (application/json): - `success` (boolean) - `message` (string) Enum: "not found" ## Response default fields (application/json): - `message` (string) Error description.