Learn just enough to choose the right tools.
Learn supports the directory. It explains MCP, Skills, Workflows, agents, and trust checks without turning the product into a heavy course.
Start with the smallest useful map.
One page should give enough context to make the tool directory feel easier, not slower.
What is an AI Agent?
A simple definition for people choosing real tools, not reading hype.
Browse by learning path.
Short cards, clear context, direct links back into tools and agent pages.
Learn the vocabulary before collecting tools.
What is an AI Agent?
A simple definition for people choosing real tools, not reading hype.
6 min agent · beginnerAgent Tool Ecosystem Digest (2026-05-25)
Published tools, stars distribution, license breakdown, and recent activity — data from agentk.it
5 min skill · beginnerWhat is an Agent Skill?
How reusable skills package instructions, workflows, and operating knowledge.
10 min agent · beginnerHow to Choose an Agent
Pick the right work surface before you compare tools.
8 min skill · beginnerSKILL.md Format Specification — How to Create an Agent Skill
Based on the public format from anthropics/skills (136K★) and 51 Skill repos indexed in agentk.it
5 min glossary · beginnerSkill vs MCP vs Workflow
Three extension types that solve different problems.
11 min mcp · beginnerWhat is MCP?
A practical explanation of Model Context Protocol for agent users.
10 minStart from the job you want an agent to do.
MCP Server Selection Guide
Distribution, quality metrics, and functional domains across 63 indexed MCP tools — data-driven selection
5 min skill · intermediateHow to Judge an Agent Skill
What makes a Skill useful, portable, and safe enough to recommend.
8 min mcp · beginnerHow to Choose MCP Tools
A practical checklist for selecting MCP servers without getting buried in demos.
12 minUnderstand a specific agent ecosystem before installing extensions.
Agent Feature Matrix (May 2026)
Capabilities, interfaces, and ecosystem comparison across 9 AI agents — data from agentk.it
6 min agent · beginnerChina-origin Agents: Qwen, Kimi, Trae, CodeGeeX
How to think about Chinese AI coding and agent ecosystems without mixing them together.
9 min agent · beginnerCodex vs Claude Code vs Cursor
How to compare the three common coding-agent surfaces.
9 min agent · intermediateOpenClaw and Skill-based Agent Ecosystems
Why skill/plugin ecosystems need stronger trust and compatibility mapping.
8 min