{"product_id":"n8n-gmail-cleanup-workflow-openrouter-email-classifier","title":"n8n Gmail Cleanup Workflow: OpenRouter Email Classifier","description":"\u003ch3\u003eWeekly Gmail Cleanup with OpenRouter—Keep what matters, delete the rest\u003c\/h3\u003e\n\u003cp\u003eThis \u003cstrong\u003en8n Gmail Cleanup workflow\u003c\/strong\u003e scans your inbox weekly, classifies unread emails from \u003cstrong\u003eSocial, Promotions, and Updates\u003c\/strong\u003e using \u003cstrong\u003eOpenRouter\u003c\/strong\u003e, and \u003cstrong\u003edeletes only the messages flagged as clutter (DELETE)\u003c\/strong\u003e—leaving important mail intact (KEEP).\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cp\u003eDesigned for n8n automation engineers and SaaS operators, the workflow follows a simple, safe-by-default process:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRuns on a weekly schedule\u003c\/strong\u003e via a schedule trigger.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFetches up to 25 unread Gmail messages\u003c\/strong\u003e from these Gmail categories\/labels:\n    \u003cul\u003e\n      \u003cli\u003e\u003cstrong\u003eCATEGORY_SOCIAL\u003c\/strong\u003e\u003c\/li\u003e\n      \u003cli\u003e\u003cstrong\u003eCATEGORY_PROMOTIONS\u003c\/strong\u003e\u003c\/li\u003e\n      \u003cli\u003e\u003cstrong\u003eCATEGORY_UPDATES\u003c\/strong\u003e\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003eSends each email’s \u003cstrong\u003eID, subject, and snippet\u003c\/strong\u003e to an \u003cstrong\u003eOpenRouter LLM\u003c\/strong\u003e with rules that \u003cstrong\u003edefault to KEEP for potentially important emails\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDeletes only when the model response is exactly “DELETE”\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInbox hygiene for busy operators:\u003c\/strong\u003e reduce unread noise from promotions\/social updates without manually reviewing everything.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTeam mailbox maintenance:\u003c\/strong\u003e run periodic cleanups on a dedicated mailbox where you want consistent filtering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAutomation engineers testing safe AI triage:\u003c\/strong\u003e validate a deterministic “DELETE only on exact match” approach before scaling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8n Nodes \/ Tech stack:\u003c\/strong\u003e \u003ccode\u003eschedule trigger\u003c\/code\u003e, \u003ccode\u003eif\u003c\/code\u003e, \u003ccode\u003eGmail\u003c\/code\u003e, and OpenRouter LLM via \u003ccode\u003en8nn8n-nodes-langchainchain\u003c\/code\u003e \/ \u003ccode\u003en8nn8n-nodes-langchainlm\u003c\/code\u003e with \u003ccode\u003eChat OpenRouter\u003c\/code\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrations:\u003c\/strong\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eGmail:\u003c\/strong\u003e OAuth2 connection with permission to \u003cstrong\u003eread and delete\u003c\/strong\u003e messages.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eOpenRouter:\u003c\/strong\u003e API key\/credential; select an available model (e.g., \u003cstrong\u003eopenai\/gpt-oss-120b:free\u003c\/strong\u003e).\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConfigurable controls:\u003c\/strong\u003e schedule timing, label filters, and per-category limit (default \u003cstrong\u003e25\u003c\/strong\u003e), plus a customizable KEEP\/DELETE classification prompt.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45916233302195,"sku":"N8N-18812","price":10.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/GjHCm2xt549yN0udyJ9X__5Jo61lFS.png?v=1788013198","url":"https:\/\/buyflowscripts.com\/products\/n8n-gmail-cleanup-workflow-openrouter-email-classifier","provider":"N8N Commerce","version":"1.0","type":"link"}