{"product_id":"gmail-support-email-auto-reply-with-openai-pinecone-n8n","title":"Gmail Support Email Auto-Reply with OpenAI \u0026 Pinecone (n8n)","description":"\u003ch3\u003eAutomatically reply to Gmail support emails using OpenAI + Pinecone (n8n workflow)\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow watches your Gmail inbox for new unread messages, classifies whether they’re support requests, searches your Pinecone knowledge base for the best help articles, and drafts (or sends) an accurate auto-reply in the original email thread—or escalates unclear cases to your support team.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMonitors Gmail every minute\u003c\/strong\u003e for new unread emails in your specified inbox (excluding messages sent from your own account).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNormalizes incoming messages\u003c\/strong\u003e into a clean structure (sender, subject, message text, plus thread\/message IDs) and \u003cstrong\u003edrops\u003c\/strong\u003e auto-replies, empty emails, or messages missing a usable sender.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClassifies support vs. non-support\u003c\/strong\u003e using \u003cstrong\u003eOpenAI Chat Completions\u003c\/strong\u003e with a \u003cstrong\u003ekeyword fallback\u003c\/strong\u003e. Non-support messages are routed out without replying.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEscalates sensitive or uncertain requests\u003c\/strong\u003e (e.g., complaints, refunds, legal, cancellations, or low-confidence classifications) by preparing an internal alert email to your support address.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSearches help content in Pinecone\u003c\/strong\u003e by embedding the user’s question with OpenAI and retrieving the \u003cem\u003etop matching knowledge chunks\u003c\/em\u003e (or using a built-in demo knowledge base if Pinecone isn’t configured).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerates a reply with safeguards\u003c\/strong\u003e: if the best match exceeds a configured score threshold, it drafts a response using OpenAI \u003cem\u003econstrained to the retrieved excerpts\u003c\/em\u003e (or uses a template when OpenAI is disabled). Otherwise, it escalates to a person.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRespects preview\/test\/live mode\u003c\/strong\u003e: it can show the drafted reply, send a test copy to a specified address, or email the response in production.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eReduce support response time for SaaS operators handling frequent Gmail inquiries.\u003c\/li\u003e\n  \u003cli\u003eProvide consistent answers by grounding replies in Pinecone-indexed documentation.\u003c\/li\u003e\n  \u003cli\u003eProtect your team by auto-escalating refund, legal, and cancellation requests.\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\/tools:\u003c\/strong\u003e Gmail Trigger, Gmail (reply\/escalation), OpenAI via HTTP Request (Chat Completions), Pinecone (retrieval), \u003cstrong\u003eCode\u003c\/strong\u003e, \u003cstrong\u003eif\u003c\/strong\u003e, \u003cstrong\u003eSticky Note\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCore flow:\u003c\/strong\u003e classify → retrieve Pinecone chunks → threshold check → draft constrained response → reply or escalate.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46223922593971,"sku":"N8N-20940","price":60.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/eKPLzBe1pREhnbj1vAdF8_PhJtSkxv.png?v=1791968557","url":"https:\/\/buyflowscripts.com\/products\/gmail-support-email-auto-reply-with-openai-pinecone-n8n","provider":"N8N Commerce","version":"1.0","type":"link"}