Fine-Tuning AI Models for Specialized Tasks

Tutorial Advanced ⏱ 45 min read © Gate of AI 2026-06-16 Learn how to fine-tune large language models (LLMs) to enhance communication capabilities in specialized domains, such as homeless shelters, using modern AI tools and techniques like LoRA. Prerequisites Python 3.10+ OpenAI API key (latest version) Familiarity with machine learning concepts What We’re Building In

Build a RAG System with Python and OpenAI

Tutorial Intermediate ⏱ 60 min read © Gate of AI 2026-06-15 In this tutorial, you will learn how to build a powerful Retrieval-Augmented Generation (RAG) system using Python and OpenAI’s latest SDK. This system will enhance your language model’s responses by grounding them in relevant data, with a focus on applications in the GCC region.

Build a Vector Database with Milvus & FAISS

Tutorial Advanced ⏱ 120 min read © Gate of AI 2026-06-09 In this tutorial, you’ll build a high-performance vector database using Milvus and FAISS to power AI applications with semantic search capabilities. Prerequisites Python 3.10 or higher Milvus v2.2.0 or higher FAISS v1.13.0 Docker v20.10 or higher Basic knowledge of Docker and Python programming What

Next.js 14 and GPT-4o: Build a Chat App

Tutorial Intermediate ⏱ 40 min read © Gate of AI 2026-06-10 Build a chat application using Next.js 14 and integrate it with OpenAI’s GPT-4o for real-time AI-driven conversations. Prerequisites Node.js version 18 or higher Next.js 14 An OpenAI API key Intermediate JavaScript and React knowledge What We’re Building In this tutorial, we will build a

Build AI with Claude Sonnet 4.6 & LangChain

Tutorial Intermediate ⏱ 45 min read © Gate of AI 2026-06-06 Learn to build a conversational AI application using Claude Sonnet 4.6 and LangChain, leveraging the latest AI advancements for dynamic interactions. Prerequisites Python 3.10 or newer Claude Sonnet 4.6 API key Intermediate programming skills What We’re Building In this tutorial, we will construct a

Build a Conversational AI with LlamaIndex

Tutorial Intermediate ⏱ 20 min read © Gate of AI 2026-06-04 Learn to build an intelligent conversational AI agent by leveraging LlamaIndex to dynamically orchestrate and route prompts between OpenAI and Anthropic APIs. Prerequisites Python 3.10 or newer API keys for OpenAI and Anthropic Intermediate knowledge of Python and asynchronous programming What We’re Building In

Build a RAG System with OpenAI & Pinecone

Building a Modern Retrieval-Augmented Generation (RAG) System with OpenAI and Pinecone Learn how to build a state-of-the-art Retrieval-Augmented Generation (RAG) system using OpenAI’s GPT models and Pinecone for efficient information retrieval and generation. This tutorial will guide you through setting up a system that combines the power of language models with vector databases to retrieve

Building an Advanced LangChain AI Workflow Automation with LangGraph

Tutorial Advanced ⏱ 45 min read © Gate of AI 2026-06-03 Build a production-grade multi-agent workflow using LangGraph v1.2. Use state-based orchestration to manage autonomous reasoning loops securely. Prerequisites Python 3.10+ LangChain v1.3.4+ and LangGraph v1.2.4+ OpenAI API Key (GPT-4o) Understanding of Pydantic and TypedDict for state management Installation pip install langchain==1.3.4 langgraph==1.2.4 langchain-openai Step

Building a Conversational AI with Claude and ChatGPT APIs: A Practical Guide

Tutorial Intermediate ⏱ 35 min read © Gate of AI 2026-06-02 Architect a multi-provider LLM gateway in Next.js using App Router Route Handlers to dynamically toggle production requests between OpenAI and Anthropic architectures while maintaining state context. Prerequisites Node.js 18.x or higher Next.js 14.x or 15.x (App Router structure) Valid API keys configured in the

How to Build Long-Running AI Agents with Google Gen AI SDK

Tutorial Advanced ⏱ 45 min read © Gate of AI 2026-05-31 Step away from standard chat APIs. Learn the foundational architecture for building long-running, stateful autonomous agents inspired by the new Gemini Enterprise Unified Inbox. Prerequisites Python 3.10 or higher Access to the Google Gen AI SDK (Gemini 1.5 Pro or higher) A Google Cloud

Building a Chatbot with Mistral’s Mixtral API: A Step-by-Step Guide

Tutorial Intermediate ⏱ 30 min read © Gate of AI 2026-05-23 Learn to harness the power of the official Mistral AI API to create a responsive, intelligent chatbot capable of handling complex queries with ease. Prerequisites Python 3.8 or higher Access to Mistral AI API (API key required from console.mistral.ai) Intermediate understanding of Python programming