SendGrid Bounces REST API - Followers Email The SendGrid Bounces API returns JSON data of bounced emails when a message is undeliverable and returned to the server. API Key is required to authenticate.Track API Choose StyleREST Choose VersionRecommendedLearn about versioning SummarySDKs (0)How To(0)Source Code(0)Libraries(0)Developers (0)Followers (0)Changelog (0) Summary SDKs Articles How To Source Code Libraries Developers Followers ChangelogFollowers (0) Track this API