{"product_id":"n8n-workflow-postnitro-ai-linkedin-auto-posts-from-google-sheets-gmail","title":"n8n Workflow: PostNitro AI LinkedIn Auto-Posts from Google Sheets + Gmail","description":"\u003ch3\u003eAutomatically fill your LinkedIn content gaps with PostNitro AI—powered by Google Sheets and Gmail\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow checks PostNitro for tomorrow’s scheduled LinkedIn posts, and when a gap is found, it automatically selects an unused topic from Google Sheets, generates the post with \u003cstrong\u003ePostNitro AI\u003c\/strong\u003e, schedules it for LinkedIn, and sends a \u003cstrong\u003eGmail\u003c\/strong\u003e confirmation or error alert.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRuns daily at 4 PM\u003c\/strong\u003e via a schedule trigger (confirm your timezone to match your intent).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGap check:\u003c\/strong\u003e lists scheduled posts in \u003cstrong\u003ePostNitro\u003c\/strong\u003e for tomorrow (from the start of tomorrow through the start of the day after) to detect whether there are any upcoming posts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelects a fallback topic:\u003c\/strong\u003e if no scheduled posts exist, reads your \u003cstrong\u003eGoogle Sheets\u003c\/strong\u003e tab and selects one row where \u003cstrong\u003eUsed = \"No\"\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerates \u0026amp; schedules:\u003c\/strong\u003e sends the selected topic to \u003cstrong\u003ePostNitro AI\u003c\/strong\u003e to generate content and schedule a \u003cstrong\u003eLinkedIn document post\u003c\/strong\u003e for tomorrow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUpdates tracking:\u003c\/strong\u003e if scheduling succeeds, updates the sheet row to \u003cstrong\u003eUsed = \"Yes\"\u003c\/strong\u003e and \u003cstrong\u003eStatus = \"Success\"\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNotifications via Gmail:\u003c\/strong\u003e emails a confirmation on success; if generation\/scheduling fails, emails an error alert including the attempted topic and error details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eKeep your LinkedIn posting consistent even when the PostNitro queue is empty.\u003c\/li\u003e\n  \u003cli\u003eUse a vetted topic bank in Google Sheets and let n8n automatically promote unused topics.\u003c\/li\u003e\n  \u003cli\u003eGet automated operational visibility with Gmail alerts for both successful scheduling and failures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNodes \/ integrations:\u003c\/strong\u003e Schedule Trigger, If, Google Sheets, Limit, Sticky Note, PostNitro AI (API steps), Gmail.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRequired credentials:\u003c\/strong\u003e PostNitro API credential (ensure \u003cem\u003ebrandId\u003c\/em\u003e, \u003cem\u003epresetId\u003c\/em\u003e, \u003cem\u003etemplateId\u003c\/em\u003e, \u003cem\u003eselectedAccount\u003c\/em\u003e match your workspace) + Google Sheets OAuth2 + Gmail OAuth2.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSheet columns:\u003c\/strong\u003e \u003cem\u003eTopic\u003c\/em\u003e, \u003cem\u003eUsed\u003c\/em\u003e (Yes\/No), \u003cem\u003eStatus\u003c\/em\u003e, and a \u003cem\u003erow_number\u003c\/em\u003e field for updates.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45895377223859,"sku":"N8N-18641","price":35.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/aNFBssMY_wFRE5eqCv_C9_uvClNwMS.png?v=1787649382","url":"https:\/\/buyflowscripts.com\/products\/n8n-workflow-postnitro-ai-linkedin-auto-posts-from-google-sheets-gmail","provider":"N8N Commerce","version":"1.0","type":"link"}