Hello-Agents" Full PDF Release — Free Download of AI Agent Tutorial
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Datawhale Open Source
Contributor: Datawhale Team
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🎯 Hello-Agents — Rising Star in the Agent Learning Community
Within just one week of release, Hello-Agents, a tutorial on intelligent agents from scratch, has surpassed 2.2k GitHub Stars, earning the title of a “top-tier tutorial” in the agent learning space.

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📚 About the Tutorial
If 2024 was the “Year One of the Hundred Models Battle”, then 2025 has marked the beginning of the “Year of Agents”.
The focus is shifting from building massive foundation models to developing smarter, more capable agent applications.
However, practical, beginner-friendly tutorials are still rare — and that’s where Hello-Agents comes in.
Initiated by:
Chen Sizhou, Sun Tao, and other members of the Datawhale team.
Goal: Provide a complete guide to intelligent agent concepts, frameworks, and real-world applications — balancing theory and practice.
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📖 What You’ll Learn
By working through Hello-Agents, you will:
- 🔍 Understand the concept, history, and classic paradigms of agents
- 🏗️ Master popular low-code platforms and agent development frameworks
- 🛠️ Build your own agent framework from scratch using the self-developed HelloAgents framework (OpenAI native API)
- ⚙️ Implement techniques such as Context Engineering, Memory, Protocols, and Evaluation step-by-step
- 🤝 Practice Agentic RL — from SFT to GRPO — for full-process LLM fine-tuning
- 🚀 Develop real projects including an Intelligent Travel Assistant and Cyber Town
- 📖 Prepare for agent-related job interviews
Open Source Repository:
https://github.com/datawhalechina/Hello-Agents
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🗂 Tutorial Contents

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📄 PDF Version — Free Download

One of the earliest GitHub issues requested a PDF version.
After completing Chapter 16, the team performed proofreading, layout optimization, and a final content review.
Download the Complete PDF Here:
https://www.datawhale.cn/learn/summary/239
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💡 Turn Tutorials into Content & Income
If Hello-Agents inspires you to create and monetize your own AI-powered tutorials, explore AiToEarn — an open-source AI content monetization platform.
AiToEarn Features:
- Generate, publish, and track AI-driven content across multiple platforms:
- Douyin, Kwai, WeChat, Bilibili, Rednote, Facebook, Instagram, LinkedIn, Threads, YouTube, Pinterest, and X (Twitter)
- Integrated analytics & AI model rankings (AI模型排名)
- Unified workflow from creation to multi-platform publishing
- Designed for sustainable, scalable creative income
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✅ Next Step: Download Hello-Agents, build your first agent, and explore publishing with AiToEarn.