Data Bricklaying Diary

Sep 1, 2026 · Artificial Intelligence

Dependency Injection ≠ Dynamic Replacement: Managing Agent Capability Recomposition at Runtime

This article explains why dependency injection only handles startup binding, and how a composable agent runtime must detect dependency changes, freeze affected consumers, validate compatibility, rebind with policies, invalidate stale evidence, and escalate to humans—ensuring capabilities never operate on outdated assumptions.