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Gmail customer support auto-responder with Ollama LLM and Pinecone RAG

n8n10 modulesv1.0

GmailSlackNotion

At a glance

Gmail customer support auto-responder with Ollama LLM and Pinecone RAG is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects Gmail, Slack, Notion. It's free to download. Follow the 5-step import below to go live in minutes.

Platform

About this workflow

Gmail Customer Support Auto-Responder with Ollama LLM and Pinecone RAG Built by Setidure Technologies Automate intelligent, friendly replies to customer queries using AI, vector search, and Gmail — all without human effort. --- Overview This is a ready-to-deploy smart customer support automation template for businesses that want to reply to emails instantly and accurately with the warmth of a human agent. It uses Gmail, LangChain agents, Ollama-hosted LLMs, and Pinecone vector search to craft contextual, brand-aligned replies at scale. > Note: This template uses community nodes and requires a self-hosted n8n instance. --- What the Workflow Does 1. Triggers on Incoming Emails - Uses Gmail Trigger node to listen for new messages - Activates every minute to ensure fast responses 2. Classifies Email Intent - A LangChain Text Classifier detects whether the email is a Customer Support query - Non-relevant emails are skipped 3. Generates AI Response - An AI Agent powered by Ollama generates the email reply - Follows a predefined tone: "Mr. Aashit Sharma from Setidure Technologies" - Written in a warm, human tone with natural phrasing 4. Retrieves FAQ-Based Knowledge - Connects to Pinecone vector database for real-time FAQ retrieval - Enhances responses with specific, accurate product or policy information 5. Labels Email in Gmail - Automatically tags emails with labels like Handled or Auto-Replied for easy tracking 6. Sends Email Reply - Sends the generated response back to the customer - Includes personal sign-off and clean formatting --- Tech Stack Used - Gmail Trigger & Send Nodes - LangChain AI Agent & Classifier - Ollama LLMs (e.g., phi4, llama3) - Pinecone Vector Store - Custom Prompts for Brand Persona - Local Embeddings using Ollama --- Key Features - Fully automated — no human action needed - Local LLMs ensure data privacy - Real-time answers powered by vector search - Brand-personality aligned tone - Organized inbox with Gmail labels --- Best For - Startups scaling support with limited staff - SaaS companies or e-commerce businesses - Privacy-conscious enterprises using local LLMs - Teams building branded auto-communication workflows --- Customization Tips - Modify AI prompt to reflect your brand's voice and tone - Expand classifier for more email categories - Replace Gmail output with Slack, Notion, or your CRM - Update Pinecone FAQ index to match evolving support content ---

Gmail customer support auto-responder with Ollama LLM and Pinecone RAG

At a glance

About this workflow

How to import this n8n workflow

Setup guide

Step 1: Connect your apps

Step 2: Import the workflow JSON

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