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A skill is one outside system an agent can act in. Each of its operations is an action. Admins decide which skills exist in Platform > Agents > Skills registry, and you add them to an agent with Add skill.

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Which skills are already on an agent

Each registry item has an organization setting:
Agent settings Skills row with Core Skills, GitHub Search Manager and Google News expanded: Authentication Secret, Execution policy Mock or Live, Ask for approval switches, and the News Retrieval action group

A skill on an agent: its connection, Mock or Live data, approval switches and its actions by group. Shown with sample data.

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Add a skill

Add skill in the agent’s settings filters by Connectors (API and MCP connectors) or Skills (Markdown skill bundles and the built-in skills, marked Powered by Xpander). Browse everything in the skills catalog.

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Skill visibility

Shared with on a skill offers Private, People, One agent and Organization. restricted and agent are set when a skill is published from a repository with xpander.yaml (Publish Skills). You see the org catalog plus skills scoped to agents you manage. Attaching a skill to an agent outside its allowlist is refused. Share it with that agent first (Shared with > One agent), or ask its creator or an org admin. Enforcement and audit events: Skill visibility.

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Next steps

Browse the skills catalog

Every skill you can add.

Publish skills from a repository

Scope set in xpander.yaml.