Canonical: https://alcub3.com/blog/
Updated: 2026-10-24

The Construct / Field notes for operators
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Sharp writing for teams turning AI into
real work.
Practical guidance for understanding what a system can do, where its authority ends and how to check the result.
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How to evaluate an AI agent before you let it run
A five-part evaluation method with a concrete test for permissions, approval and recovery.
[Read more →](https://alcub3.com/blog/how-to-evaluate-an-ai-agent-before-you-let-it-run)
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What MCP is and why it matters for AI agents
Understand the connection protocol and the controls an application still needs.
[Read more →](https://alcub3.com/blog/what-is-mcp-and-why-it-matters-for-ai-agents)
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What trust boundaries mean
Map the identities, data and actions that cross the boundaries of an AI workflow.
[Read more →](https://alcub3.com/blog/what-trust-boundaries-mean)
[New to AI? Start with Foundations →](https://alcub3.com/learning/)