Agentic-Oriented Development
by David Matousek
Part 1 The Four Pillars
Agentic-Oriented Development
Updated 2026-03-07From Objects to Agents: The Next Programming Paradigm Shift
Context Windows Are the New Memory Management
Updated 2026-06-02Why Your Agent Forgets (And How to Fix It)
Tools Are the New Methods
Updated 2026-06-01Designing Agent Interfaces That Hide Complexity
Designing Your Agent's Inheritance Chain
Updated 2026-07-18Base Context and Specialized Context: The Pattern That Scales
One Prompt, Many Specialists
Polymorphic Delegation in Agent Systems
Part 2 The ADLC
From Prompt Engineer to Agentic Engineer
Updated 2026-07-18Five Skills That Span the Gap
Process Mastery
The Spec-Driven Sprint: Six Stages from Stakeholder Pain to Agent-Built Product
Orchestration
Coordinating Specialists at Scale
Evals and Loops
Updated 2026-06-27Designing Control Flow Through Quality Criteria
Test-Driven Development for Agents
Tests as Specification, Not Verification
From Context to Knowledge
Knowledge Engineering for Agentic Systems
Connecting Agents Through MCP
The Protocol Layer for Agent Systems
Measuring AOD Success
Updated 2026-07-01The AURA Metrics for Agentic Development
Part 3 Agent System Architecture
The Agent System Topology
Updated 2026-07-24The Complete Architecture of Agentic Systems
The Protocol Stack
How Agent Layers Communicate
The Agent Factory
Spawning and Configuring Agents at Runtime
Facades and Composition
Updated 2026-06-29Hiding Multi-Agent Complexity
Escalation Chains
When Agents Need Help
Part 4 Practical Wisdom
Securing Agentic Systems
The second living book, on securing agentic AI systems. Chapter one is live.
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