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AI Agents That Work

Step-by-step tutorials for developers building advanced AI chatbots, agents, and retrieval-augmented generation (RAG) systems using GPT models, embeddings, and vector databases. Solve chatbot limitations, handle complex queries, and improve e-commerce tools with practical AI examples and code.

AI phone calling17 hours ago
Day 3: Give your AI agent a home in the cloud

Learn how to create a Virtual Private Cloud (VPC) in AWS - your AI agent's private territory

AI Calling
AI Agent
VPC
Networking
Cloud
AI phone callingDecember 5, 2025
Day 2: Teach your AI agent to call and book restaurants

Teach your AI agent to call and book restaurant reservations. Give your AI agent a real-world mission

AI phone callingDecember 2, 2025
Day 1: Your AI agent's first phone call

Learn how to build your first AI phone caller agent in 15 minutes. Your code. Real calls. A phone calling AI agent that you own and control.

TutorialAugust 24, 2025
How I built a LinkedIn 'inner circle' highlighter in a weekend

Step-by-step build of a tiny Chrome extension that highlights LinkedIn posts/likes/comments by people you care about.

GuideMarch 8, 2025
What is Model Context Protocol (MCP)?

Understand how MCP standardizes AI-tool communication and why it offers a more scalable alternative to traditional APIs.

GuideMarch 5, 2025
How to build a custom embedder in LlamaIndex: AWS Titan Multimodal example

Extend LlamaIndex with a custom embedder for unsupported models - featuring AWS Titan Multimodal for text + image retrieval.


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