# Delete attachment Deletes the attachment specified in the URL. Endpoint: DELETE /sheets/{sheetId}/attachments/{attachmentId} Version: 2.0.0 Security: APIToken, OAuth2 ## Path parameters: - `sheetId` (number, required) ID of the sheet being accessed. - `attachmentId` (string, required) ID of the attachment being accessed. ## Header parameters: - `Authorization` (string) API Access Token used to authenticate requests to Smartsheet APIs. - `smartsheet-integration-source` (string) Uses the following metadata to distinguish between human-initiated API requests and third-party service-initiated calls by AI Connectors or ITSM: - Integration source type - Organization name - Integration source name Format: TYPE,OrgName,SourceName Examples: AI,SampleOrg,My-AI-Connector-v2 SCRIPT,SampleOrg2,Accounting-updater-script APPLICATION,SampleOrg3,SheetUpdater Example: "AI,SampleOrg,My-AI-Connector-v2" ## Response 200 fields (application/json): - `message` (string) Message that indicates the outcome of the request. (One of SUCCESS or PARTIAL_SUCCESS.) Enum: "PARTIAL_SUCCESS", "SUCCESS" - `resultCode` (number) * '0' Success * '3' Partial Success of Bulk Operation Enum: 0, 3