WhenMachines https://whenmachines.com/ WhenMachines Mon, 10 Aug 2026 09:18:11 +0000 AI Coding Agents vs. Coding Copilots: What Actually Separates Them https://whenmachines.com/articles/ai-coding-agents-vs-coding-copilots/ https://whenmachines.com/articles/ai-coding-agents-vs-coding-copilots/ AI coding agents act on a goal—edit files, run tests, self-correct—while copilots only suggest code you approve. Here's how to pick the right mode per task. 2026-08-01 AI Agent Permissions and Approval Gates: How to Ship Safe Autonomy https://whenmachines.com/articles/ai-agent-permissions-approval-gates/ https://whenmachines.com/articles/ai-agent-permissions-approval-gates/ Permissions limit what an AI agent can touch; approval gates force human sign-off on risky actions. Enforce both outside the model — with worked examples. 2026-07-25 Prompt Injection Attacks on AI Agents: How They Work and What Actually Stops Them https://whenmachines.com/articles/prompt-injection-attacks-ai-agents/ https://whenmachines.com/articles/prompt-injection-attacks-ai-agents/ How prompt injection hijacks an AI agent's tools, memory, and integrations into real actions — and the design controls that actually contain it. 2026-07-22 AI Agent Computer Use Safety: How to Deploy One Without Getting Burned https://whenmachines.com/articles/ai-agent-computer-use-safety/ https://whenmachines.com/articles/ai-agent-computer-use-safety/ Prompt injection is unsolved, so contain AI agents with isolation, least privilege, and human approval — the full deployment stack, explained. 2026-07-19 Multi-Agent Systems vs. Single AI Agents: When to Use Each https://whenmachines.com/articles/multi-agent-systems-vs-single-ai-agents/ https://whenmachines.com/articles/multi-agent-systems-vs-single-ai-agents/ Single AI agent or multi-agent system? A single agent is the cheaper, faster default. Here's exactly when multiple agents are worth 4–15× the tokens. 2026-07-19 How AI Agent Memory Works: The External System Behind a Stateless Model https://whenmachines.com/articles/how-ai-agent-memory-works/ https://whenmachines.com/articles/how-ai-agent-memory-works/ AI agent memory is external scaffolding around a stateless model. See how retrieval, vector databases, and prompt assembly simulate continuity. 2026-07-17 Vibe Coding: What It Is, How to Do It, and When It's Safe https://whenmachines.com/articles/vibe-coding/ https://whenmachines.com/articles/vibe-coding/ Vibe coding lets AI write code from plain-language prompts. How it works, the tools, and exactly when it's safe versus when it burns you. 2026-07-16 What Is a Personal AI Agent? A Plain Guide for 2026 https://whenmachines.com/articles/what-is-a-personal-ai-agent/ https://whenmachines.com/articles/what-is-a-personal-ai-agent/ A personal AI agent takes a goal and carries it out using your apps and data. How it differs from chatbots, what it can do, and how to get one. 2026-07-13 AI Shopping Agents: What They Can Actually Do Right Now https://whenmachines.com/articles/ai-shopping-agents/ https://whenmachines.com/articles/ai-shopping-agents/ AI shopping agents mostly research and compare; a few buy after you approve. Compare ChatGPT, Google, Amazon Rufus, Perplexity — and use them safely. 2026-07-11 Local AI Agents vs Cloud: How to Decide Per Workload https://whenmachines.com/articles/local-ai-agents-vs-cloud/ https://whenmachines.com/articles/local-ai-agents-vs-cloud/ Local AI agents vs cloud isn't winner-take-all. Compare privacy, cost, latency, and hardware — and see why most teams go hybrid, decided per workload. 2026-07-11