Please learn:

1. Context engineering & memory: what enters the context window, what gets summarised, what gets retrieved later. Otherwise the agent re-reads the sa

> Context window and memory management for agents; generic listicle

As an Agentic AI Engineer in 2026.

Please learn:

1. Context engineering & memory: what enters the context window, what gets summarised, what gets retrieved later. Otherwise the agent re-reads the same files every loop, or forgets a constraint from twenty turns ago.

2. Tool design & schemas: a tool that returns ambiguous free text leaves room for the agent to improvise. Strict schemas and validation make failures visible instead of letting bad output pass silently.

3. Permissions & credentials: enforce these outside the model. The prompt says don't write to production. The prompt isn't the