{"product_id":"n8n-ai-finance-chatbot-workflow-with-ollama-calculator-tool","title":"n8n AI Finance Chatbot Workflow with Ollama + Calculator Tool","description":"\u003ch3\u003eChat with an AI finance assistant—powered by Ollama, with built-in calculations\u003c\/h3\u003e\n\u003cp\u003eThis n8n AI Finance Chatbot Workflow exposes a public chat endpoint that routes messages to an Ollama-powered agent with short-term memory. It can also use an integrated \u003cstrong\u003eCalculator tool\u003c\/strong\u003e to compute requested arithmetic and return finance-relevant answers with results included.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this workflow does\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReceives user messages\u003c\/strong\u003e through an \u003cstrong\u003en8n Chat trigger\u003c\/strong\u003e (public webhook endpoint).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSends the message to an AI agent\u003c\/strong\u003e configured as a financial assistant.\u003c\/li\u003e\n  \u003cli\u003eUses the \u003cstrong\u003eOllama Chat Model\u003c\/strong\u003e (\u003cstrong\u003eqwen2.5:3b\u003c\/strong\u003e) to generate responses and determine when a tool should be called.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerforms arithmetic\u003c\/strong\u003e via the \u003cstrong\u003eCalculator tool\u003c\/strong\u003e and incorporates the computed values into the final reply.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaintains context\u003c\/strong\u003e by storing the \u003cstrong\u003elast 10 turns\u003c\/strong\u003e using \u003cstrong\u003ebuffer window memory\u003c\/strong\u003e, helping follow-up questions stay coherent.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAsk questions like “What’s 12% of $5,000?” and get a precise computed result in the response.\u003c\/li\u003e\n  \u003cli\u003eRun quick finance math for SaaS operations (growth rates, ROI-style calculations, scenario estimates) directly in chat.\u003c\/li\u003e\n  \u003cli\u003ePrototype an internal finance Q\u0026amp;A assistant for automation engineers testing conversational flows in n8n.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePublic chat endpoint\u003c\/strong\u003e: \u003cem\u003en8nn8n-nodes-langchainchat trigger\u003c\/em\u003e (webhook-based).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAI agent\u003c\/strong\u003e: \u003cem\u003en8nn8n-nodes-langchainagent\u003c\/em\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOllama model\u003c\/strong\u003e: \u003cem\u003en8nn8n-nodes-langchainlm chat ollama\u003c\/em\u003e using \u003cstrong\u003eqwen2.5:3b\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalculator integration\u003c\/strong\u003e: \u003cem\u003en8nn8n-nodes-langchaintool calculator\u003c\/em\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConversation memory\u003c\/strong\u003e: \u003cem\u003en8nn8n-nodes-langchainmemory buffer window\u003c\/em\u003e (last 10 turns).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOllama Base URL\u003c\/strong\u003e: configure \u003cstrong\u003ehttp:\/\/ollama:11434\u003c\/strong\u003e as the Base URL.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSetup notes:\u003c\/strong\u003e Configure an Ollama API credential and confirm \u003cstrong\u003eqwen2.5:3b\u003c\/strong\u003e is available in your Ollama instance. Copy the chat webhook URL from the Chat trigger to connect your chat client.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRecommended:\u003c\/strong\u003e Preferably n8n Starter Kit.\u003c\/p\u003e","brand":"N8N Commerce","offers":[{"title":"Default Title","offer_id":45747852574899,"sku":"N8N-17646","price":47.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/6279\/6723\/files\/LMch0qbF8U-lZEjXIdoa7_xZBib2fT.png?v=1785488939","url":"https:\/\/buyflowscripts.com\/products\/n8n-ai-finance-chatbot-workflow-with-ollama-calculator-tool","provider":"N8N Commerce","version":"1.0","type":"link"}