Brevo and Gmail integration

Smart Email Auto-Responder with AI Classification Automatically Categorize and Reply to Emails using LangChain + Google Gemini + Gmail + SMTP + Brevo This n8n workflow is designed to intelligently manage incoming emails and automatically send personalized responses based on the content. It classifies emails using LangChain's Text Classifier, sends HTML responses depending on the category, and updates Gmail and Brevo CRM accordingly. Key Features Triggers and Classifies Emails Listens for new Gmail messages every hour Uses AI-based classification to identify the type of inquiry For Example: Guest Post YouTube Review Udemy Course Inquiry Responds Automatically Sends professional HTML replies customized for each type Uses SMTP to deliver emails from your domain Enhances Workflow with Automation Marks processed emails as read Applies Gmail labels Adds sender to Brevo contact list Optional AI Chat Integration Uses Google Gemini (PaLM 2) to enhance classification or summarization Tools & Integrations Required Gmail account (OAuth2) LangChain (Text Classifier node) Google Gemini API account SMTP credentials (e.g., Gmail SMTP, Brevo, etc.) Brevo/Sendinblue account and API key Step-by-Step Node Guide Gmail Trigger Polls Gmail every hour for new emails. Filters out internal addresses (e.g., @syncbricks.com). Avoids replying to already-responded emails (Re: subject filter). LangChain Text Classifier Uses AI to categorize the content of the email based on pre-defined categories: Guest Post** Youtube** Udemy Courses** Google Gemini (PaLM) Chat Model (Optional) Provides additional AI support to enhance classification accuracy. Can be used to summarize or enrich the context if needed. Email Send Nodes Each response category has a separate SMTP node with a custom HTML email: Guest Post Inquiry** YouTube Video Inquiry** Udemy Course Inquiry** Gmail: Mark as Read Marks the email so it isn’t processed again. Gmail: Apply Label Adds a label (e.g., Handled by Bot) for organization. Brevo: Create/Update Contact Saves the sender to your CRM for future communication or marketing. Email Templates Included Guest Post Template Includes pricing, website list, submission guidelines, and payment instructions. YouTube Review Template Includes package pricing, review samples, video thumbnails, and inquiry instructions. Step by Step Tutorial GET n8n Now N8N COURSE n8n Book More courses: http://lms.syncbricks.com YouTube Channel: https://youtube.com/@syncbricks How to Use Import the template into your n8n instance. Configure your Gmail OAuth2 and SMTP credentials. Set up your LangChain Text Classifier and Google Gemini API credentials. Update label ID in the Gmail node and ensure all custom fields like from.value[0].name match your use case. Run the workflow and watch it respond intelligently to new inquiries. Best Practices Always test with mock emails first. Keep the Google Gemini node optional if you want to reduce cost/API calls. Use Gmail filters to auto-label certain types of emails. Monitor your Brevo contacts to track new leads. Attribution & Support Developed by Amjid Ali This template took extensive time and effort to build. If you find it useful, please consider supporting my work. Buy My Book: Mastering n8n on Amazon Full Courses & Tutorials: http://lms.syncbricks.com Follow Me Online: LinkedIn: https://linkedin.com/in/amjidali Website: https://amjidali.com YouTube: https://youtube.com/@syncbricks

🤖 AI Sales Agent — Fully Automated Email Handling & Lead Scoring System Automate lead outreach, analyze replies with AI, and keep your CRM always in sync — hands-free. This workflow acts as a 24/7 intelligent sales assistant that not only sends personalized cold emails but also reads and interprets replies, updates your CRM, and even writes contextual responses — just like a real sales rep would. Ideal for founders, growth teams, and agencies who want to automate outreach and follow-ups without losing the human touch. 🧩 What This Workflow Does 🔹 1. Smart AI Email Analysis Every incoming email is parsed and sent to GPT-4o for structured classification: Detects unsubscribe requests, automated replies, or manual responses Extracts intent, sentiment, urgency, and key points Determines the next best action — follow-up, escalate, or close 🔹 2. Personalized AI Replies When appropriate, the workflow automatically drafts replies that: Match the sender’s tone and intent Address objections using feel-felt-found logic Suggest the most relevant product or resource Sign off naturally (e.g. “Sofia from Tech Powered Growth”) 🔹 3. Lead Scoring & CRM Sync (NocoDB) Leads are continuously enriched and scored based on activity: +5 points for interested replies, +2 for clicks, –10 for unsubscribes Status automatically transitions between cold → warm → hot Daily maintenance updates decay inactive leads and schedule re-engagement 🔹 4. Engagement Tracking & Insights The workflow tracks opens, clicks, bounces, spam, and unsubscribes from Brevo (Sendinblue), updating CRM records instantly. Each day, it generates a performance report with lead distribution, score changes, and actionable recommendations. ⚙️ Integrations Used OpenAI GPT-4o-mini** — intent classification & reply generation Brevo (Sendinblue)** — email sending & webhook event tracking Gmail** — real-time incoming replies & outbound responses NocoDB** — lead management, scoring, and analytics n8n Code Nodes** — smart logic for scoring, decay, and decision flow 🚀 Key Benefits ✅ Save hours of manual email triage and follow-ups 💬 Maintain human-sounding conversations with prospects 📊 Keep lead data accurate and always up-to-date ⚡ Automatically nurture, score, and re-engage leads 📈 Get daily actionable analytics for your sales pipeline 🛠️ Setup Instructions Connect your NocoDB, Brevo, Gmail, and OpenAI credentials Adjust your NocoDB table structure or use the sample schema provided Set your sender details in the “Send Initial Outreach Email” node Customize the AI response prompt with your brand tone or offer Turn on the triggers — and watch your AI sales assistant go to work 💡 Ideal For Solo founders automating outreach B2B agencies handling multiple clients Growth engineers and sales ops teams SaaS companies with inbound or outbound funnels 🧠 Pro Tip Pair this workflow with your lead scraping or enrichment flow to create a fully autonomous sales system — from discovery to closed deal.

🔧 How it works Scheduled Trigger The workflow is triggered automatically every day at 12:00 PM using a Cron node. RSS Feed Collection It fetches the latest content from multiple RSS feeds related to Technology, Manga, and Movies. Content Processing & Formatting The collected data is filtered and organized based on your interests. A dynamic HTML email template is generated to present the content in a clean and readable layout. Email Delivery The final newsletter is sent directly to your inbox using the Send Email node. ⚙️ Set up steps Configure RSS Sources Update the RSS feed URLs inside the Set nodes to match your preferred sources. Set Email Recipient Replace the email address in the Send Email node with your own. Adjust Schedule Modify the execution time in the Cron Trigger node if you want the newsletter to be sent at a different time. Activate the Workflow Enable the workflow to start receiving your personalized daily newsletter automatically.