{"product_id":"n8n-leave-request-triage-google-sheets-groq-ai-gmail","title":"n8n Leave Request Triage: Google Sheets, Groq AI \u0026 Gmail","description":"\u003ch3\u003eAutomate leave request triage end-to-end with n8n—validation, AI flagging, and manager approvals\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow receives employee leave requests via a \u003cstrong\u003ewebhook\u003c\/strong\u003e, validates them against \u003cstrong\u003eGoogle Sheets\u003c\/strong\u003e records, uses \u003cstrong\u003eGroq AI\u003c\/strong\u003e to flag abusive or inconsistent reasons, and then routes approvals through \u003cstrong\u003eGmail\u003c\/strong\u003e—updating statuses in Google Sheets as it goes.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceives leave requests\u003c\/strong\u003e via a webhook endpoint (\u003cem\u003epath: \u003cstrong\u003eleave-request\u003c\/strong\u003e, method: \u003cstrong\u003ePOST\u003c\/strong\u003e\u003c\/em\u003e).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtracts request fields\u003c\/strong\u003e—\u003cstrong\u003eemail\u003c\/strong\u003e, \u003cstrong\u003estart date\u003c\/strong\u003e, \u003cstrong\u003eend date\u003c\/strong\u003e, and \u003cstrong\u003ereason\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReads employee and historical leave data\u003c\/strong\u003e from Google Sheets to ensure the requester exists and to review prior requests.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalculates working days\u003c\/strong\u003e, enforces \u003cstrong\u003esame-year leave dates\u003c\/strong\u003e, checks \u003cstrong\u003eremaining balance\u003c\/strong\u003e, and detects \u003cstrong\u003eoverlapping team leave\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eIf any validation fails, it returns an \u003cstrong\u003eimmediate JSON error response\u003c\/strong\u003e to the webhook caller; otherwise it returns a \u003cstrong\u003eJSON success response\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRuns Groq AI (chat completions)\u003c\/strong\u003e to produce a short AI note that flags empty\/abusive\/inconsistent reasons.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCreates a “Pending” approval\u003c\/strong\u003e entry in the Google Sheets \u003cem\u003eRequests\u003c\/em\u003e sheet and emails the manager (including balance, teammates off, and the AI note) with an approval link.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOn manager decision\u003c\/strong\u003e, updates Google Sheets to \u003cstrong\u003eApproved\u003c\/strong\u003e or \u003cstrong\u003eRejected\u003c\/strong\u003e and emails the employee the result.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReduce manual HR admin by automatically validating leave requests before they reach managers.\u003c\/li\u003e\n  \u003cli\u003eCatch policy violations early using AI reason checks with Groq while keeping a paper trail in Google Sheets.\u003c\/li\u003e\n  \u003cli\u003ePrevent scheduling conflicts by checking overlapping team leave and remaining balance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWebhook\u003c\/strong\u003e for POST submissions to \u003ccode\u003e\/leave-request\u003c\/code\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGoogle Sheets\u003c\/strong\u003e (employee records + existing leave requests + Requests sheet)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGroq API\u003c\/strong\u003e via chat completions for AI triage of the leave reason\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGmail\u003c\/strong\u003e for manager approval emails and employee confirmation\/rejection emails\u003c\/li\u003e\n  \u003cli\u003en8n logic nodes such as \u003cstrong\u003eif\u003c\/strong\u003e, \u003cstrong\u003eset\u003c\/strong\u003e, \u003cstrong\u003ecode\u003c\/strong\u003e, and \u003cstrong\u003esticky note\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46359811752115,"sku":"N8N-22102","price":62.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/ANw0_mZiir8gcr6gVWB_3_jrUfZlQN.png?v=1793698358","url":"https:\/\/buyflowscripts.com\/products\/n8n-leave-request-triage-google-sheets-groq-ai-gmail","provider":"N8N Commerce","version":"1.0","type":"link"}