The CLSkills blog

147 posts on Claude Code, agents, and prompt engineering. Every claim tested.

MCP Servers Explained: What Model Context Protocol Actually Does

Plain-English guide to MCP (Model Context Protocol) servers for Claude. What they are, how they work, the 8 worth installing, and the common mistakes to avoid.

Jul 3, 2026 · 7 min read · mcp

claude-mem: The Persistent Memory Plugin That Saves ~10x Tokens on Claude Code (2026 Setup Guide)

claude-mem hooks into Claude Code's session lifecycle to capture, compress, and re-inject context across sessions. 46K stars. Here's how it works, what it actually does, and when to install it.

Apr 19, 2026 · 6 min read · claude-mem

Graphify + Claude Code: The Knowledge Graph Tool That Cuts Token Usage Up to 49x (2026 Setup Guide)

Graphify is an open-source knowledge graph skill for Claude Code. Instead of Claude grepping every file, it reads your codebase's structure first. Here's how to install it and when it's worth the setup.

Apr 17, 2026 · 6 min read · graphify

What Are MCP Servers? How to Connect Claude to Your Real Tools (2026)

Learn what MCP (Model Context Protocol) servers are, how they connect Claude to databases, APIs, and tools, and how to set them up in 2026.

Apr 10, 2026 · 6 min read · mcp

Claude Skills vs MCP Servers: What's the Difference?

Understand the key differences between Claude Code skills and MCP (Model Context Protocol) servers. Learn when to use each approach and how they complement each other.

Mar 20, 2025 · 5 min read · claude-code

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