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Blog — AI Prompts & Prompt Engineering — Page 36 | PromptABCD

AI Prompts & Prompt Engineering

Practical guides, templates, and tips for Claude, ChatGPT, Gemini, and beyond.

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AI Agents

How AI Agents Decide What to Do Next

AI agent decision making feels like reasoning, but underneath it's something simpler and stranger. Understanding what really happens each step is the key to fixing erratic agents.

August 15, 2026·8 min read

AI Agents

Building an AI Agent With LangGraph

Most LangGraph agent tutorials start you at the hardest place. This one shows the one-line prebuilt path first — and exactly when to graduate to a hand-built graph.

August 15, 2026·8 min read

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AI Agents

Building an AI Agent With the OpenAI Agents SDK

Spent a week hand-rolling retries and tracing? This OpenAI Agents SDK tutorial gets you a tool-using agent — with handoffs and guardrails — in far fewer lines.

August 15, 2026·8 min read

AI Agents

Do You Even Need an Agent Framework?

Most agent tutorials push a framework you may not need. This teardown of the agent framework vs no framework decision shows when raw code wins and when it doesn't.

August 15, 2026·8 min read

AI Agents

AI Agent Frameworks Compared: LangGraph vs CrewAI vs AutoGen

Want AI agent frameworks compared without the hype? Here's the honest 2026 rundown of LangGraph, CrewAI, and AutoGen — including the one that quietly went into maintenance mode.

August 15, 2026·8 min read

AI Agents

How to Write Tool Descriptions Agents Actually Understand

An agent kept calling the wrong tool until one team rewrote a single description. This case study shows how to write AI agent tool descriptions the model actually understands.

August 15, 2026·8 min read

AI Agents

The System Prompt That Makes or Breaks Your Agent

Your AI agent system prompt does more for reliability than your model choice. This guide gives you a copy-paste template and the five sections that actually change behavior.

August 15, 2026·8 min read

AI Agents

Giving Your AI Agent Memory: A Practical Guide

An agent that forgot a user's constraint eight turns in booked the wrong flight. This teardown fixes AI agent memory the practical way — usually without a vector database.

August 14, 2026·8 min read

AI Agents

How AI Agents Use Tools: Function Calling Explained

Most function-calling tutorials teach the wrong hard part. This guide explains AI agent function calling from the model's point of view — and why the description does the heavy lifting.

August 14, 2026·8 min read

AI Agents

AI Agent vs Workflow: Choosing the Right Pattern

Should this be an agent or a workflow? This case study follows a team that picked wrong, lost a month, and found the hybrid pattern that AI agent vs workflow debates miss.

August 14, 2026·8 min read

AI Agents

When You Should NOT Use an AI Agent

Knowing when not to use AI agents saves more time and money than any prompt trick. This guide gives you a 60-second test for skipping the agent entirely.

August 14, 2026·8 min read

AI Agents

Tools, Memory, and Planning: The Agent Trinity

Get the AI agent tools memory planning balance wrong and no model upgrade saves you. This teardown shows why teams over-build the one part that matters least.

August 14, 2026·8 min read