Build a website customer support chatbot with Groq AI and Google Sheets knowledge base
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: AI Agent v1 (old agent modes). 1 breaking item(s) found. Static check, last run 2026-10-19.
What to replace before upgrading
| Removed in 3.0 | Replace with |
|---|---|
| AI Agent v1 (old agent modes) AI Agent (v1.7) | Latest AI Agent node (Tools Agent). For SQL Agent, use a Postgres or MySQL tool with a recent AI Agent. |
Nodes used (5)
- Chat Trigger
@n8n/n8n-nodes-langchain.chatTrigger - Simple Memory
@n8n/n8n-nodes-langchain.memoryBufferWindow - AI Agent
@n8n/n8n-nodes-langchain.agent - Groq Chat Model
@n8n/n8n-nodes-langchain.lmChatGroq - Google Sheets Tool
n8n-nodes-base.googleSheetsTool
What it does
Build a Website Customer Support Chatbot with Groq AI and Google Sheets as its Knowledge Base. Setup Instructions Prerequisites 1. API Credentials Required: - Groq API credentials - You'll need a valid API key from Groq - Google Sheets credentials - OAuth authentication required to access your knowledge base sheets Step-by-Step Setup 1. Add Required Credentials: - Click on the Credentials menu and add your Groq API credentials - Set up Google OAuth credentials for Google Sheets access 2. Configure the Groq Chat Model: - Click on the "Groq Chat Model" node - Select your preferred Groq model (e.g., Llama-3-70b or Mixtral-8x7b) - Set token limits and other parameters as needed 3. Set Up Your Knowledge Base: - Create a Google Sheet with your support information (example structure below) - Note the Google Sheet ID from the URL 4. Configure the Google Sheets Node: - Click on the "Google Sheets" node - Select your document ID from the dropdown - Select the specific sheet name containing your knowledge base 5. Customize the AI Agent: - Modify the system message to match your brand's tone and support style - Adjust the context window length in the "Chat History" node based on your needs 6. Test the Chatbot: - Click the "Chat" button to test with sample customer questions - Verify the AI retrieves correct information from your knowledge base 7. Deploy to Your Website: - Click "Make Public" to generate an embed code - Add the embed code to your website HTML Knowledge Base Structure Example Your Google Sheet should be structured with clear headers and organized data. Example format: | Question | Answer | Category | Keywords | |----------|--------|----------|----------| | How do I reset my password? | To reset your password, click the "Forgot Password" link on the login page and follow the instructions sent to your email. | Account | password, reset, forgot, login | | What are your shipping rates? | Standard shipping is $5.99. Express shipping is $12.99. Orders over $50 qualify for free standard shipping. | Shipping | rates, costs, delivery, free shipping | | How do I return an item? | Returns can be initiated within 30 days of purchase by logging into your account and selecting "Start a Return" in your order history. | Returns | return policy, exchange, refund | Each row should contain a complete customer query and response pair, with optional categorization and keywords to help the AI find relevant information quickly. Website Embedding You can use and replace the placeholders in the following code: View on Codepen (external link) Put the customized Code inside your website's head element (before the </head> tag).