Generate conference synthetic personas with Slack, Gemini and Salesforce
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
Nodes used (9)
- Webhook
n8n-nodes-base.webhook - Respond to Webhook
n8n-nodes-base.respondToWebhook - Code
n8n-nodes-base.code - Switch
n8n-nodes-base.switch - HTTP Request
n8n-nodes-base.httpRequest - Google Sheets
n8n-nodes-base.googleSheets - Basic LLM Chain
@n8n/n8n-nodes-langchain.chainLlm - Google Gemini Chat Model
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - Slack
n8n-nodes-base.slack
What it does
Conference Synthetic Personas: Slack → Gemini → CRM Insights Who is this for? Event strategists, conference organizers, and marketing teams planning content/networking who want to interview realistic audience personas based on their participantants behavioural data before spending budget. What problem is this workflow solving? Event deisgn and management is guesswork: - Content misses audience needs - Networking formats flop - No pre-validation of concepts This workflow creates interviewable synthetic personas from your real CRM data, test ideas pre-event. What this workflow does - Trigger: Slack /doppelganger "EventX" 5 hubspot - CRM Pull: HubSpot/Salesforce/Sheets attendee data - Gemini Analysis: Generates 5+ realistic personas per event - Slack Cards: Rich persona profiles + 14 auto-interview questions - Thread Replies: Team follow-ups in persona context - Sheets Log: Personas + conversations archived Setup (8 minutes) - Slack: OAuth2 + /doppelganger slash command - Gemini: Google API key (Flash/Pro) - CRM: HubSpot API / Salesforce OAuth / Google Sheets - Sheets ID: Personas + Conversations tabs Fully configurable, no code changes needed. How to customize to your needs - CRMs: HubSpot → Salesforce → Sheets CSV - Personas: Speakers/Exhibitors/Attendees - Questions: Edit 14 interview prompts (5 categories) - Scale: Multi-event batching - Output: Add Teams/Notion sync ROI: - 40% better content relevance (pre-validated) - 25% lower no-show rates (targeted comms) - 2h → 2min persona generation Need help customizing?: Contact me for consulting and support: LinkedIn / Message Keywords: event personas, synthetic audience, conference planning, attendee segmentation, event strategy automation