Multi-agent cold email campaign generator with O3 Director & GPT-4.1 specialists

Multi-Agent Cold Email Campaign Generator with O3 Director & GPT-4.1 Specialists 🌍 Overview This workflow simulates a virtual sales & marketing team where each AI agent has a role: A Director Agent (O3) who manages strategy. Multiple Specialist Agents (GPT-4.1-mini) for research, writing, personalization, deliverability, sequencing, and analytics. Everything is triggered automatically when a new chat message request comes in. --- 🟢 Section 1: Entry & Director 🔗 Nodes: 1️⃣ When chat message received (Trigger) 💬 Starts the workflow when a new request arrives (e.g., “Create a cold email campaign for SaaS CTOs”). 2️⃣ Outreach Director Agent (O3 model) 🎯 The “manager” agent. Decides what kind of campaign is needed and assigns tasks. 3️⃣ Think (Planning Node) 🧠 Helps the Director structure thoughts before delegating. 💡 Why useful? Director uses O3 (strong reasoning model) only where strategy is needed → reduces cost. Provides a single point of control to coordinate all other agents. --- 🔵 Section 2: Specialist Agents Each is powered by GPT-4.1-mini (cheaper + faster). 🔍 Prospect Research Specialist → researches target companies, roles, pain points. ✍️ Cold Email Copywriter → drafts subject lines, hooks, and persuasive body copy. 🎯 Personalization Specialist → inserts custom variables for each recipient. 📅 Email Sequence Strategist → designs follow-ups, timing, nurture flows. 📬 Email Deliverability Expert → ensures emails land in inbox, not spam. 📊 Outreach Analytics Specialist → tracks performance, runs A/B tests, optimizes campaigns. 💡 Why useful? Each agent is a specialist → just like a real marketing team. Parallel execution in n8n means faster results. Modular → you can remove or add more specialists. --- 🟣 Section 3: Execution Flow 1. Request comes in via chat trigger 2. Director (O3) interprets and delegates → calls specialists as tools 3. Specialists generate their pieces (research → copy → personalization → sequence → deliverability → analytics) 4. Director integrates results into a cohesive cold email campaign --- 🟡 Section 4: Documentation & Notes There are two Sticky Notes inside the workflow: Header Note → Support info + tutorials (YouTube & LinkedIn by Yaron Been) Main Note → Full documentation (overview, use cases, cost optimization, tags) --- 📊 Final Overview | Section | What Happens | Why It’s Useful | | -------------- | ------------------------ | --------------------------- | | 🟢 Director | Trigger + O3 strategy | Ensures smart coordination | | 🔵 Specialists | GPT-4.1-mini agents | Faster, cheaper execution | | 🟣 Flow | Delegation + Integration | Automated campaign building | | 🟡 Docs | Sticky Notes | In-workflow guide for users | --- 🚀 Benefits ✅ AI-powered cold email team without hiring humans ✅ Cost-optimized (O3 only for strategy, GPT-4.1-mini for tasks → \90% cheaper) ✅ End-to-end coverage (research → writing → personalization → sequencing → analytics) ✅ Scalable: can run multiple campaigns in parallel ✅ Customizable: swap models, add tools, or expand team ---