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title: Overview
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# Overview

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For verification requirements and the skill-loading lifecycle, see
[Integrity and Verification](/specification/stable/skills#integrity-and-verification).

## Learn More

- [Specification](/specification/stable/skills) — full protocol requirements, examples, and security considerations
- [MCP Skills overview](https://modelcontextprotocol.io/extensions/skills/overview) — condensed examples and message flow
- [SEP-2640](https://modelcontextprotocol.io/seps/2640-skills-extension) — the accepted proposal