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

Help me set up the n8n workflow "Multi-Agent Cold Email Campaign Generator with O3 Director & GPT-4.1 Specialists" (https://n8n.io/workflows/6909). It uses: AI Agent, OpenAI Chat Model, Think Tool, AI Agent Tool. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.