n8n and gpt-5: From No-code Automation to Intelligent AI Agents

By Juno Darian

n8n and GPT-5: From No-Code Automation to Intelligent AI Agents

Build AI agents that don't just follow instructions-they think, adapt, and deliver results. This hands-on guide shows you exactly how to combine n8n's visual automation with GPT-5's reasoning to create smart, reliable workflows for real businesses-without heavy coding.
Whether you're an entrepreneur streamlining operations, a maker automating side projects, or a developer prototyping fast, you'll move from simple triggers to fully agentic systems that plan steps, make decisions, and integrate with the tools you already use.

What you'll learn (and build)
- Connect GPT-5 to n8n the right way-credentials, API calls, and secure auth patterns with API Keys, OAuth, and environment variables.
- Engineer prompts that behave like "mini-programs" roles, few-shot examples, JSON-safe outputs, and memory strategies that keep conversations on track.
- Design multi-turn assistants with short-term and long-term memory (vector databases), intent routing, and human-in-the-loop fallbacks.
- Process real-world text at scale-summarization, translation, keyword extraction, and token-savvy preprocessing that cuts cost without losing accuracy.
- Automate revenue work: AI lead scoring, CRM updates, email drafting, and sales-ready insights that arrive where your team lives.
- Ship to production with confidence-Docker/Kubernetes deployment, monitoring, logging, and GPT-5 cost optimization.

Inside the book
Ten fast-moving chapters take you from foundations to the frontier-IoT event monitoring, RAG knowledge systems, AI-enhanced operations, and large-scale deployment-all tied together with copy-and-adapt patterns you can drop into your own stack. Flagship, end-to-end projects include:
AI-Powered Security Alert System, Ask-Me-Anything Knowledge Assistant, Smart Contract Analyzer for Legal Teams, Multi-Region AI Alert System (Production Guide), and Self-Updating AI Agent for Market Strategy.

Why this book

- Clear, repeatable patterns: drag-and-drop n8n blueprints plus GPT-5 prompt templates that enforce valid JSON and consistent outputs.
- Battle-tested reliability: preprocessing pipelines, validation loops, and troubleshooting checklists that keep agents fast and stable.
- Future-proof insight: where no-code meets multi-agent systems and Industry 5.0-so you build for what's coming next, not just what works today.
If you've been waiting for a practical, step-by-step path to real AI agents-this is it. By the final chapter, you'll have the skills and confidence to design, deploy, and scale intelligent workflows that save hours, reduce errors, and amplify your team. Let's build the next generation of automation-together.

• Format: Paperback
• Language: English
• ISBN: B0FMNPZDR1
• ISBN13: 9798298290951
• Release Date: August 2025
• Publisher: Independently Published
• Length: 212 Pages
• Weight: 1.11 lbs.
• Dimensions: 0.5" x 8.5" x 11.0"