ManifestKit

Blog

Practical guides on the config files AI coding agents read — Claude Skills, MCP servers, AGENTS.md, and Cursor/Windsurf rules. Written when there's a real gap to fill, not on a schedule.

AGENTS.md

AGENTS.md Best Practices: What to Include (and Leave Out)

A study of 2,500+ repositories found AGENTS.md files over 150 lines actually hurt agent performance. Here's what to put in yours instead, and what to cut.

MCP Servers

MCP Server Config Not Working? Common JSON Mistakes

A trailing comma Claude silently ignores, a relative path, an unescaped Windows backslash — here's what actually breaks an MCP config, and how to find it fast.

Cursor & Windsurf Rules

Migrating from .cursorrules to Cursor's .mdc Rules

.cursorrules is legacy now — Cursor reads .cursor/rules/*.mdc files instead, with per-file scoping the old format never had. Here's exactly how to move over.

Claude Skills

Why Your Claude Skill Isn't Triggering

Claude decides whether to use a Skill entirely from its description field — here's why that quietly fails about half the time, and the fix.