{"product_id":"whatsapp-ai-sales-chatbot-for-yamaha-speakers-n8n-openai","title":"WhatsApp AI Sales Chatbot for Yamaha Speakers (n8n + OpenAI)","description":"\u003ch3\u003eSell Yamaha Powered Loudspeakers faster with a WhatsApp AI sales chatbot built in n8n (OpenAI + vector search)\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow turns a \u003cstrong\u003e2024 Yamaha Powered Loudspeakers PDF brochure\u003c\/strong\u003e into an AI-powered \u003cstrong\u003eWhatsApp chatbot\u003c\/strong\u003e. When customers message you on WhatsApp, the bot uses \u003cstrong\u003eOpenAI\u003c\/strong\u003e and a \u003cstrong\u003esearchable in-memory vector store\u003c\/strong\u003e to retrieve relevant brochure passages and reply with accurate answers—right inside WhatsApp.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilds a searchable product knowledge base:\u003c\/strong\u003e On \u003cem\u003eTest workflow\u003c\/em\u003e, it downloads the Yamaha 2024 brochure via \u003cstrong\u003eHTTP\u003c\/strong\u003e, extracts text, splits it into chunks, generates \u003cstrong\u003eOpenAI embeddings\u003c\/strong\u003e, and stores them in an \u003cstrong\u003en8n In-Memory Vector Store\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResponds to WhatsApp messages with AI:\u003c\/strong\u003e When a WhatsApp message arrives, it checks the incoming message type.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHandles non-text correctly:\u003c\/strong\u003e If the user sends anything other than text, it replies asking the user to send only text.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAnswers using retrieval + generation:\u003c\/strong\u003e For text messages, an OpenAI-powered agent uses per-sender chat memory and queries the vector store tool to find relevant brochure content, then sends the generated answer back via WhatsApp.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRefreshes knowledge when needed:\u003c\/strong\u003e Re-run the manual test path whenever the brochure URL\/content changes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eWhatsApp inquiries about specs, features, and product details from the Yamaha Powered Loudspeakers 2024 brochure.\u003c\/li\u003e\n  \u003cli\u003ePre-sales Q\u0026amp;A for SaaS operators using n8n to automate lead handling through WhatsApp.\u003c\/li\u003e\n  \u003cli\u003eReducing repetitive support work for teams selling Yamaha speakers—without leaving the chat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8n workflow components:\u003c\/strong\u003e WhatsApp Trigger, WhatsApp send credentials, \u003cstrong\u003eSwitch\u003c\/strong\u003e, \u003cstrong\u003eHTTP Request\u003c\/strong\u003e, \u003cstrong\u003eManual Trigger\u003c\/strong\u003e, \u003cstrong\u003eIn-Memory Vector Store\u003c\/strong\u003e, and a LangChain \u003cstrong\u003en8nn8n-nodes-langchainagent\u003c\/strong\u003e agent.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI services:\u003c\/strong\u003e \u003cstrong\u003eOpenAI embeddings\u003c\/strong\u003e and an OpenAI chat model via the agent.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperational setup:\u003c\/strong\u003e Configure the WhatsApp Cloud API webhook with the trigger URL and confirm the Phone Number ID used for replies.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":46146384036019,"sku":"N8N-20230","price":35.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/dbMc33ZGm65NMoifIIdj8_dzXwjWzx.png?v=1790846526","url":"https:\/\/buyflowscripts.com\/products\/whatsapp-ai-sales-chatbot-for-yamaha-speakers-n8n-openai","provider":"N8N Commerce","version":"1.0","type":"link"}