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Build AI Agents: A Step-by-Step Guide to Creating Autonomous Assistants with LangChain, No-Code Tools, and Real-World Workflows
Paperback
Series: The AI in Everyday Life, Book 11
Publisher: Independently Published
Published: Jul 23 2025
Pages: 194
Weight: 0.59
Height: 0.41 Width: 6.00 Depth: 9.00
Language: English
Look at TOC:
PART I: FOUNDATIONS 4
Chapter 1: What Is an AI Agent? 4
- Definitions, Evolution from Chatbots to Autonomous Agents 4
- Core Concepts - Memory, Planning, Tools, Autonomy 7
- Examples in Real Life - How AI Agents Are Already Working for People Like You 11
Chapter 2: Choosing the Right AI Agent Framework 16
- AutoGPT, BabyAGI, LangChain, CrewAI, Microsoft Autogen: Which Framework Fits You Best? 16
- No-Code vs Code-First - Which AI Agent Approach Should You Use? 20
- Deployment Options - Local, Cloud, and Browser-Based Agents Explained 24
Chapter 3: Tools of the Trade (No-Code & Low-Code Options) 29
- AI Agent No Code - Building Smarter, Faster Without Writing Scripts 29
- OpenAI + Zapier + Voiceflow 33
- FlowiseAI, AgentHub, Make.com 36
- Setup Walkthroughs (Free Tiers, API Keys) 41
PART II: BUILD YOUR FIRST AGENT (Keyword: build ai agent, ai agent step by step) 46
Chapter 4: Step-by-Step - Your First Task Agent 46
- Use LangChain or Flowise to build a simple calendar scheduler agent 46
- Explain every block, prompt, and loop 50
- Ai agent tutorial 55
Chapter 5: Adding Tools: Web Search, Email, PDFs & APIs 59
- Integrating tools into your agent 59
- How LangChain's Tool and AgentExecutor work 63
- Use cases: email bot, research assistant, PDF summarizer 67
Chapter 6: Memory & Planning Modules 72
- Vector memory, context windows, ReAct framework 72
- Planning sequences of steps across tasks 76
PART III: MULTI-FRAMEWORK APPLICATIONS 81
Chapter 7: LangChain in Depth: Agents, Chains, Tools, Templates 81
- End-to-end build: project tracker agent 81
- Combining agents with human input and APIs 86
Chapter 8: Flowise and Other Visual Builders 91
- Build a lead-gen follow-up bot 91
- Triggered by form submission → reply → summarize conversation 95
Chapter 9: Autonomy and Guardrails 101
- Autonomous AI Agent 101
- How agents loop, self-reflect, and limit hallucination 105
- Building agents with hard-coded ethical guardrails 108
PART IV: BUSINESS USE CASES 114
Chapter 10: AI Agents for Small Business 114
- Automating lead response, quotes, invoices, follow-ups 114
- ChatGPT + Make.com + Google Sheets + Gmail 118
Chapter 11: Solopreneur Automation Stack 123
- AI agent for solopreneurs 123
- Appointment bots, social media agents, content curators 126
- No-code templates 130
Chapter 12: Enterprise-Grade Agent Flows 135
- Internal knowledgebase assistant 135
- Approval flow agent with Microsoft 365, Teams, SharePoint 138
PART V: DEPLOYMENT & BEYOND 143
Chapter 13: Deploying Agents to the Web, Slack & Apps 143
- Streamlit, FastAPI, Replit, Gradio 143
- Slack + Discord bots 147
- Voice agent deployment (ElevenLabs, Whisper, AssemblyAI) 152
Chapter 14: Troubleshooting & Scaling AI Agents 158
- Prompt loops, rate limits, memory failures 158
- API throttling, fallback logic, long-term context limits 162
Chapter 15: The Future of AI Agents & You 167
- Personal agents for everyone 167
- Wearables, voice-first devices, real-time agents 169
- Where the ecosystem is going in 2025-2026 173
APPENDICES 177
- Glossary of AI Agent Terms 177
- Top 5 Free Agent Templates to Try 180
- Prompt Library for ReAct, LangChain, and No-Code Builders 183
- Resources & Tools List (Links + Free Tiers) 186
EPILOGUE 190
Final Invitation 192
Get ready to build the future-one AI agent at a time.
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