{"product_id":"n8n-voice-ai-chatbot-workflow-elevenlabs-knowledge-experts","title":"n8n Voice AI Chatbot Workflow: ElevenLabs + Knowledge Experts","description":"\u003ch3\u003eTurn voice questions into guided AI answers inside your n8n — using ElevenLabs, a LangChain Agent, and Knowledge Experts.\u003c\/h3\u003e\n\u003cp\u003eThis n8n workflow lets you receive a request via \u003cstrong\u003eWebhook\u003c\/strong\u003e, send it to a \u003cstrong\u003eLangChain Agent\u003c\/strong\u003e backed by \u003cstrong\u003eOpenAI Chat (n8nn8n-nodes-langchainlm chat open ai)\u003c\/strong\u003e, and return the generated response through a \u003cstrong\u003erespond to webhook\u003c\/strong\u003e step—built specifically for voice-first experiences when paired with \u003cstrong\u003eElevenLabs\u003c\/strong\u003e and \u003cstrong\u003eKnowledge Experts\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccepts incoming requests\u003c\/strong\u003e using the \u003cstrong\u003ewebhook\u003c\/strong\u003e trigger.\u003c\/li\u003e\n  \u003cli\u003eUses a \u003cstrong\u003eLangChain Agent\u003c\/strong\u003e (\u003cstrong\u003en8nn8n-nodes-langchainagent\u003c\/strong\u003e) to interpret the user’s prompt and coordinate tool\/knowledge usage.\u003c\/li\u003e\n  \u003cli\u003eCalls out to external services where needed via the \u003cstrong\u003eHTTP Request Tool\u003c\/strong\u003e to support voice AI behavior with \u003cstrong\u003eElevenLabs\u003c\/strong\u003e and knowledge handling with \u003cstrong\u003eKnowledge Experts\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenerates the final response\u003c\/strong\u003e using \u003cstrong\u003en8nn8n-nodes-langchainlm chat open ai\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSends the output back\u003c\/strong\u003e to the caller with \u003cstrong\u003erespond to webhook\u003c\/strong\u003e, enabling seamless integration into your app or UI.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoice customer support\u003c\/strong\u003e: capture spoken questions and return an AI-assisted answer through an API-driven interface.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSaaS helpdesk Q\u0026amp;A\u003c\/strong\u003e: answer common onboarding and troubleshooting queries with knowledge-driven responses.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInternal operations assistant\u003c\/strong\u003e: let staff ask questions verbally and receive structured guidance quickly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrototype-to-production voice bot\u003c\/strong\u003e: validate voice AI flows using n8n webhooks 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\u003eWebhook\u003c\/strong\u003e + \u003cstrong\u003erespond to webhook\u003c\/strong\u003e for API-ready request\/response.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8nn8n-nodes-langchainagent\u003c\/strong\u003e to orchestrate reasoning and tool use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHTTP Request Tool\u003c\/strong\u003e to integrate external voice\/knowledge services.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003en8nn8n-nodes-langchainlm chat open ai\u003c\/strong\u003e for conversational generation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSticky note\u003c\/strong\u003e elements for workflow clarity and maintainability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDesigned for n8n automation engineers and SaaS operators who want an SEO-friendly, production-oriented \u003cstrong\u003en8n Voice AI Chatbot workflow\u003c\/strong\u003e leveraging \u003cstrong\u003eElevenLabs\u003c\/strong\u003e and \u003cstrong\u003eKnowledge Experts\u003c\/strong\u003e.\u003c\/p\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45837394477235,"sku":"N8N-4484","price":42.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/mNoUkfaRtryIsvAZDnQy7_845jb3v1.png?v=1786793836","url":"https:\/\/buyflowscripts.com\/products\/n8n-voice-ai-chatbot-workflow-elevenlabs-knowledge-experts","provider":"N8N Commerce","version":"1.0","type":"link"}