Agent skill definition
What is an agent skill?
An agent skill is a reusable capability that an AI agent can discover, evaluate, install, and use to complete a specific workflow.
Core idea
Skills turn agent capability into reusable software.
A skill can contain instructions, scripts, prompts, examples, metadata, and installation guidance. The useful part is not only the code; it is the reusable decision about how an agent should perform a task.
OpenAgentSkill focuses on the registry layer: helping agents and builders find the right skill, compare alternatives, inspect audit signals, and install with a clear command or repository path.
Agent workflow
How an agent should choose a skill
Discover
Search the registry from a task description or workflow intent.
Compare
Check quality, GitHub adoption, freshness, platform fit, and alternatives.
Audit
Review risk notes, trust tier, metadata issues, and installation readiness.
Install
Copy the install command or repository path and test the skill in one workflow.
Examples
Common agent skill categories
Collect structured data
Web scraping
Find skills for crawling websites, extracting structured data, monitoring pages, and turning messy web content into agent-ready inputs.
Build and ship code
Coding agents
Discover skills for code generation, repository analysis, pull-request review, testing, debugging, and agentic software engineering.
Search private knowledge
RAG and knowledge
Use these skills to ingest documents, index knowledge, retrieve relevant context, and make agents better at answering with grounded sources.
Operate web apps
Browser automation
Find skills that help agents click through websites, fill forms, test user flows, verify UI state, and interact with browser-based tools.
Investigate faster
Research agents
Browse skills for market research, web research, summarization, source comparison, report writing, and evidence-backed analysis.
Automate repeated work
Workflow automation
Find skills for connecting tools, automating operational tasks, scheduling jobs, processing files, and reducing repetitive manual work.
What is an agent skill?
An agent skill is a reusable capability package that helps an AI agent complete a specific task, such as web scraping, code review, document processing, data analysis, browser automation, or workflow automation.
How is an agent skill different from a normal tool?
A normal tool is usually called by a human or hard-coded integration. An agent skill is designed to be discovered, evaluated, installed, and reused by AI agents inside a workflow.
Why does an agent skill registry matter?
A registry lets agents search across reusable skills, compare trust and quality signals, inspect audit data, and choose a skill before installing it.