Practical guides to building AI agents

Start here

What an AI agent is and the core concepts: LLMs, tools, memory, planning and MCP.

• What Is an AI Agent? LLMs, Tools, Memory, Planning and MCP Explained

Core concepts covered: LLMs, tools, memory, planning and MCP.

Connect agents to apps

Wire an agent into Gmail, Slack, WhatsApp, databases and more.

• How to Connect an AI Agent to a Database (Text-to-SQL, Safely)
• How to Connect an AI Agent to Gmail (Python + Gmail API)
• How to Connect an AI Agent to Slack (Bolt for Python, Socket Mode)
• How to Connect an AI Agent to WhatsApp (Cloud API + Python)

MCP server setup guides

Build, connect and secure Model Context Protocol servers.

• How to Build an MCP Server in Python (FastMCP Quickstart)
• How to Connect an AI Agent to an MCP Server (Python Client)
• MCP Server for Jira: Search and Create Issues from Claude or Cursor
• MCP Server for Postgres: Safe Read-Only Setup Guide

Build an agent that does X

End-to-end recipes for agents that do real jobs.

• How to Build an AI Agent That Runs on a Schedule (Cron, GitHub Actions, Cloudflare)
• Build Your First AI Agent in Python (Step by Step, No Framework)

Framework how-tos

Task-focused guides for n8n, the OpenAI Agents SDK, LangGraph and others.

• n8n AI Agent Memory: How to Make Your Agent Remember (and Fix It When It Doesn't)
• OpenAI Agents SDK: How to Add Function Tools (Python Quickstart)

Fixes

Solutions to the errors people actually hit.

• Fix: AI Agent Stuck in a Loop (Repeating the Same Tool Call)
• Fix: LangGraph GraphRecursionError (Recursion Limit Reached)
• Fix: MCP Server Not Connecting to Claude Desktop (or Cursor)