AI Agent Handbook

Content from the AI Agent Handbook, covering autonomous AI agents, models, memory systems, tools, reasoning, evaluation, and operations.

44 items

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Michael Brenndoerfer
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AI Agent HandbookMachine LearningSoftware Engineering

Scaling Up without Breaking the Bank: AI Agent Performance

Aug 28, 2025·17 min read

Scale AI agents from single users to thousands while maintaining performance and controlling costs. Topics include horizontal scaling, load balancing.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Managing and Reducing AI Agent Costs

Aug 26, 2025·22 min read

Reduce AI agent API costs without sacrificing capability. Topics include model selection, caching, batching, prompt optimization.

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AI Agent HandbookMachine LearningSoftware Engineering

Speeding Up AI Agents

Aug 24, 2025·14 min read

Covers practical techniques to make AI agents respond faster, including model selection strategies, response caching, streaming, parallel execution.

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AI Agent HandbookMachine LearningSoftware Engineering

Maintenance and Updates: Keeping Your AI Agent Running

Aug 22, 2025·24 min read

Maintain and update AI agents safely, manage costs, respond to user feedback, and keep your system healthy over months and years of operation.

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AI Agent HandbookSoftware EngineeringMachine Learning

Monitoring and Reliability

Aug 20, 2025·18 min read

Monitor your deployed AI agent's health, handle errors gracefully, and build reliability through health checks, metrics tracking, error handling.

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AI Agent HandbookMachine LearningSoftware EngineeringData, Analytics & AI

Deploying Your AI Agent

Aug 18, 2025·11 min read

Deploy your AI agent from a local script to a production service. Topics include packaging, cloud deployment, APIs, and making your agent accessible to users.

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AI Agent HandbookMachine LearningData, Analytics & AI

Ethical Guidelines and Human Oversight

Aug 16, 2025·23 min read

Establish ethical guidelines and implement human oversight for AI agents. Topics include defining core principles, encoding ethics in system prompts.

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AI Agent HandbookMachine LearningSoftware Engineering

AI Agent Permissions: Least Privilege and Sandboxing

Aug 14, 2025·16 min read

Control AI agent actions with least-privilege permissions, confirmation steps, and sandboxing. Covers tool allowlists, sensitive operations, and safe defaults.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Content Safety and Moderation

Aug 12, 2025·20 min read

Implement content safety and moderation in AI agents, including system-level instructions, output filtering, pattern blocking, graceful refusals.

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AI Agent HandbookMachine LearningSoftware Engineering

Refining AI Agents Using Observability

Aug 10, 2025·14 min read

Use observability for continuous agent improvement. Topics include patterns in logs, turn observations into targeted improvements, track quantitative metrics.

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AI Agent HandbookMachine LearningSoftware Engineering

Debugging AI Agent Behavior

Aug 8, 2025·13 min read

Read agent logs, trace reasoning chains, identify common problems, and systematically debug AI agents.

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AI Agent HandbookMachine LearningSoftware Engineering

Adding Logs to AI Agents: Observability & Debugging

Aug 6, 2025·10 min read

Add logging to AI agents to debug behavior, track decisions, and monitor tool usage. Includes practical Python examples.

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AI Agent HandbookMachine LearningSoftware Engineering

Continuous Feedback and Improvement

Aug 4, 2025·17 min read

Create feedback loops that continuously improve your AI agent through real-world usage data, pattern analysis, and targeted improvements.

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Data, Analytics & AISoftware EngineeringMachine LearningAI Agent Handbook

Testing AI Agents with Examples

Aug 2, 2025·14 min read

Create and use test cases to evaluate AI agent performance. Build broad test suites, track results over time.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Setting Goals and Success Criteria

Jul 31, 2025·12 min read

Define clear, measurable success criteria for AI agents including correctness, reliability, efficiency, safety.

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AI Agent HandbookMachine LearningSoftware Engineering

Benefits and Challenges of Multi-Agent Systems

Jul 29, 2025·24 min read

Examines the trade-offs of multi-agent AI systems, from specialization and parallel processing to coordination challenges and complexity management.

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AI Agent HandbookMachine LearningSoftware Engineering

Communication Between Agents: Message Formats, Protocols

Jul 27, 2025·20 min read

Explains how AI agents exchange information and coordinate actions through structured messages, communication patterns like pub-sub and request-response.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Agents Working Together: Multi-Agent Systems

Jul 25, 2025·17 min read

Explains how multiple AI agents collaborate through specialization, parallel processing, and coordination.

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AI Agent HandbookMachine LearningSoftware Engineering

AI Agent Planning: Meeting Scheduling and Summaries

Jul 23, 2025·10 min read

See how AI agents use planning to handle complex, multi-step tasks. Topics include task decomposition, sequential execution.

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AI Agent HandbookMachine LearningSoftware Engineering

Plan and Execute: Turning Agent Plans into Action

Jul 21, 2025·12 min read

Explains how AI agents execute multi-step plans sequentially, handle failures gracefully, and adapt when things go wrong.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Task Decomposition for AI Agents

Jul 19, 2025·13 min read

Explains how AI agents break down complex goals into manageable subtasks. Topics include task decomposition strategies, sequential vs parallel tasks.

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AI Agent HandbookMachine LearningSoftware Engineering

Environment Boundaries and Constraints

Jul 17, 2025·18 min read

Define what your AI agent can and cannot do through access controls, action policies, rate limits, and scope boundaries.

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AI Agent HandbookMachine LearningSoftware Engineering

Perception and Action: How AI Agents Sense

Jul 15, 2025·13 min read

Explains how AI agents perceive their environment through inputs, tool outputs, and memory.

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AI Agent HandbookMachine LearningSoftware Engineering

Defining the Agent's Environment: Where AI Agents Operate

Jul 13, 2025·10 min read

Explains what an environment means for AI agents, from digital assistants to physical robots. Explains how environment shapes perception, actions.

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AI Agent HandbookMachine LearningSoftware Engineering

Managing State Across Interactions: Agent State Lifecycle

Jul 11, 2025·13 min read

Explains how AI agents maintain continuity across sessions with ephemeral, session, and persistent state management.

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AI Agent HandbookSoftware EngineeringMachine Learning

Designing the Agent's Brain

Jul 9, 2025·14 min read

Structure AI agents with clear architecture patterns. Build organized agent loops, decision logic.

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AI Agent HandbookMachine LearningData, Analytics & AI

Agent State: Memory, Context and Persistence

Jul 7, 2025·13 min read

Explains what agent state means and why it's essential for building AI agents that can handle complex, multi-step tasks.

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AI Agent HandbookMachine LearningSoftware Engineering

Implementing Memory in Our Agent

Jul 5, 2025·17 min read

Build a complete AI agent memory system combining conversation history and persistent knowledge storage.

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AI Agent HandbookMachine LearningSoftware Engineering

Long-Term Knowledge Storage and Retrieval

Jul 3, 2025·14 min read

Explains how AI agents store and retrieve information across sessions using vector databases, embeddings, and semantic search.

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AI Agent HandbookMachine LearningData, Analytics & AI

Short-Term Conversation Memory

Jul 1, 2025·15 min read

Give AI agents the ability to remember recent conversations, handle follow-up questions, and manage conversation history across multiple interactions.

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AI Agent HandbookMachine LearningSoftware Engineering

Adding a Calculator Tool to Your AI Agent

Jun 29, 2025·15 min read

Build a working calculator tool for your AI agent from scratch. Topics include the complete workflow from Python function to tool integration.

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AI Agent HandbookMachine LearningSoftware Engineering

Using a LLM in Code: API Integration & Implementation

Jun 27, 2025·15 min read

Call language models from Python code, including GPT-5, Claude Sonnet 4.5, and Gemini 2.5. Covers API integration, error handling.

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AI Agent HandbookMachine LearningSoftware Engineering

Designing Simple Tool Interfaces

Jun 25, 2025·14 min read

Design effective tool interfaces for AI agents, from basic function definitions to multi-tool orchestration.

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AI Agent HandbookMachine LearningData, Analytics & AI

Why AI Agents Need Tools Beyond Language Models

Jun 23, 2025·10 min read

Explains why AI agents need external tools to overcome limitations like outdated knowledge, imprecise calculations, and inability to take real-world actions.

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Data, Analytics & AIMachine LearningAI Agent Handbook

Chain-of-Thought Reasoning for AI Agents

Jun 21, 2025·16 min read

Use chain-of-thought prompting to get AI agents to reason through problems step by step, improving accuracy and transparency for complex questions.

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AI Agent HandbookMachine LearningData, Analytics & AI

Checking and Refining Agent Reasoning

Jun 19, 2025·16 min read

Guide AI agents to verify and refine their reasoning through self-checking techniques. Topics include practical methods for catching errors, improving accuracy.

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AI Agent HandbookMachine LearningData, Analytics & AI

Step-by-Step Problem Solving

Jun 17, 2025·15 min read

Teach AI agents to think through problems step by step using chain-of-thought reasoning.

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AI Agent HandbookMachine LearningData, Analytics & AI

Prompting: Writing Effective Instructions for AI Agents

Jun 15, 2025·8 min read

Covers art of communicating with AI agents through effective prompting. Craft clear instructions, use roles and examples.

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AI Agent HandbookMachine LearningSoftware Engineering

Prompting Strategies and Tips: Role Assignment

Jun 13, 2025·12 min read

Covers advanced prompting strategies for AI agents including role assignment, few-shot prompting with examples, and iterative refinement.

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AI Agent HandbookMachine LearningData, Analytics & AI

Crafting Clear Instructions

Jun 11, 2025·10 min read

Covers the fundamentals of writing effective prompts for AI agents. Explains how to be specific, provide context.

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AI Agent HandbookMachine LearningData, Analytics & AI

Language Models as the Core of AI Agents

Jun 9, 2025·4 min read

Language models are the reasoning core of many AI agents. Covers token prediction, instruction following, tool selection, and limits of model-only systems.

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AI Agent HandbookMachine LearningSoftware Engineering

The Personal Assistant We'll Build

Jun 7, 2025·14 min read

Covers what you'll build throughout this book: a capable AI agent that remembers conversations, uses tools, plans tasks, and grows smarter with each chapter.

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AI Agent HandbookMachine LearningData, Analytics & AI

How LLMs Work in Plain English: Understanding AI's Brain

Jun 5, 2025·14 min read

Explains how language models predict text, process tokens, and power AI agents through simple analogies and clear explanations.

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AI Agent HandbookMachine LearningData, Analytics & AI

What Is an AI Agent? Components and Autonomy

Jun 3, 2025·10 min read

Explains what distinguishes AI agents from chatbots, exploring perception, reasoning, action, and autonomy.

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Community

Learn with the community

Create a free account to keep your reading organized, join thoughtful discussions, and get more from every chapter.

  • Keep your place across books and articles
  • Ask questions and take part in discussions
  • Read with fewer interruptions

Free to join · Takes less than a minute

Why

I created this space so readers can learn together, ask questions, and make sense of difficult ideas.

Michael Brenndoerfer
From readers1 / 12