A hands-on review of Hermes Agent OS, the open-source agent OS that runs your PC or server without cloud lock-in. Setup guide, function-calling precision, local Ollama integration, and the security practices you cannot skip.

Beneath the sweetness of automation that finishes server setup with a few keystrokes hides a poison that can lock down an entire system. A true story: after giving an AI agent sudo, all password access to a 20-year-old server was blocked, forcing an emergency key and a hard reboot from the hosting provider. Plus the stability rules pulled out of that disaster.

Most AI agent failures come from web search, not coding or prompting. An honest comparison of Brave, DuckDuckGo, Tavily, and Exa after a week of paid testing driven by hype — plus a multi-MCP relay setup that maximizes free tiers without falling into paid traps.

A hands-on review of the three system control MCPs (Filesystem, GitHub, PostgreSQL/SQLite) that reach beyond search to directly manipulate local files, GitHub, and databases. The end of copy & paste, an automation cycle from a single issue to a PR, and why human-in-the-loop braking matters even more when the tools are this powerful.

A sandboxed LLM can touch neither files nor the internet without tools. What happened the moment I gave a bare-brain model hands and feet (MCP) and a nervous system (rules) — the token cost bomb, context rot, and the modularization principle that keeps an agent sharp without a runaway bill.

A hands-on review after wiring up three web search MCPs (Brave, Tavily, Exa) to give LLM agents real-time internet access. Brave wins at fast fact-checking, Tavily is optimal for coding and research, Exa specializes in semantic deep-dives — the practical conclusion is to pick the one that fits your purpose.

The dark side of the seductive scenario where multiple AI agents collaborate to produce a perfect program. From the horror of hallucination cascades, through the field-tested 2-Model architecture and practical model combination recipes, to why human intervention is not an option but a necessity — a follow-up column by an operator who has actually run local models and agents in real battle.

Five real cases that break the vibe-coding fantasy, plus how to shift into an architect's mindset. Why beginner prompts fail, how to instruct with component-structure language, and a practical checklist for reviewing AI-written code.

Three open-source MCP servers that fix the token drain and context-window crashes you hit when wiring multiple MCP servers into AI coding agents like Cursor, Cline, or Claude Code. Set up, tested, and compared with a picking guide.

Examining the September 2026 mine explosion on the western DMZ and the South Korean military's clearance operation, this post asks whether a "firm response" and the prevention of escalation can coexist, and where the line for a response policy should be drawn.