Automate event follow-ups with GPT-4, LinkedIn & HubSpot multi-channel outreach

Automate your post-event networking with this intelligent n8n workflow. Triggered instantly after an event, it collects attendee and interaction data, enriches profiles with LinkedIn insights, and uses GPT-4 to analyze engagement and generate tailored follow-up messages. High-value leads are prioritized, messages are sent via email, LinkedIn, or Slack, and all activity is logged in your CRM and database. Save hours of manual follow-up while boosting relationship-building and ROI. 🤝✨ --- Advanced Features - Webhook automation – Starts instantly on event completion - Multi-Source Enrichment – Combines event data, interactions, and LinkedIn profiles - AI-Powered Insights – GPT-4 analyzes behavior and suggests personalized talking points - Smart Priority Filtering – Routes leads into High, Medium, and Low priority paths - Personalized Content Generation – AI crafts custom emails and LinkedIn messages - Multi-Channel Outreach – Sends via Email, LinkedIn DM, and Slack - CRM Integration – Automatically updates HubSpot with contact notes and engagement - PostgreSQL Logging – Stores full interaction history and analytics - ROI Dashboard – Tracks response rates, meetings booked, and pipeline impact --- What It Does - Collects attendee data from your event platform - Enriches with LinkedIn profiles & real-time interaction logs - Scores networking potential using engagement algorithms - Uses AI to analyze conversations, roles, and mutual interests - Generates hyper-personalized follow-up emails and LinkedIn messages - Sends messages through preferred channels (email, LinkedIn, Slack) - Updates HubSpot CRM with follow-up status and next steps - Logs all actions and tracks analytics for performance reporting --- Workflow Process - The Webhook Trigger initiates the workflow via POST request with event and attendee data. - Get Attendees fetches participant list from the event platform. - Get Interactions pulls Q&A, chat, poll, and networking activity logs. - Enrich LinkedIn Data retrieves professional profiles, job titles, and company details via LinkedIn API. - Merge & Enrich Data combines all sources into a unified lead profile. - AI Analyze Profile uses GPT-4 to evaluate interaction depth, role relevance, and conversation context. - Filter High Priority routes top-tier leads (e.g., decision-makers with strong engagement). - Filter Medium Priority handles warm prospects for lighter follow-up. - AI Agent1 generates personalized email content using chat model and memory. - Generate Email creates a professional, context-aware follow-up email. - Send Email delivers the message to the lead’s inbox. - AI Agent2 crafts a concise, friendly LinkedIn connection message. - Generate LinkedIn Msg produces a tailored outreach note. - Send LinkedIn posts the message via LinkedIn API. - Slack Notification alerts your team in real-time about high-priority outreach. - Update CRM (HubSpot) adds contact, tags, and follow-up tasks automatically. - Save to Database (Insert) logs full lead journey and message content in PostgreSQL. - Generate Analytics compiles engagement metrics and success rates. - Send Response confirms completion back to the event system. --- Setup Instructions - Import the workflow JSON into n8n - Configure credentials: - Event Platform API (for attendees & interactions) - LinkedIn API (OAuth2) - OpenAI (GPT-4) - SMTP (for email) or Email Service (SendGrid, etc.) - HubSpot API Key - PostgreSQL Database - Slack Webhook URL - Trigger with a webhook POST containing event ID and settings - Watch personalized outreach happen automatically! --- Prerequisites - Event platform with webhook + attendee/interaction API - LinkedIn Developer App with API access - OpenAI API key with GPT-4 access - HubSpot account with API enabled - PostgreSQL database (table for leads & logs) - Slack workspace (optional, for team alerts) --- Example Webhook Payload json { "eventId": "evtspring2025", "eventName": "Annual Growth Summit", "triggerFollowUp": true, "priority