quickstart changedagents-and-tools/agent-skills/quickstart
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44description: Learn how to use Agent Skills to create documents with the Claude API in under 10 minutes.
55---
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7This tutorial shows you how to use Agent Skills to create a PowerPoint presentation. You'll learn how to enable Skills, make a request, and access the generated file.
7This tutorial shows you how to use Agent Skills to create a PowerPoint presentation. You’ll learn how to enable Skills, make a request, and access the generated file.
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99## Prerequisites
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1414
1515## Agent Skills overview
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17Pre-built Agent Skills extend Claude's capabilities with specialized expertise for tasks such as creating documents, analyzing data, and processing files. Anthropic provides the following pre-built Agent Skills in the API:
17Pre-built Agent Skills extend Claude’s capabilities with specialized expertise for tasks such as creating documents, analyzing data, and processing files. Anthropic provides the following pre-built Agent Skills in the API:
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1919* **PowerPoint (pptx):** Create and edit presentations
2020* **Excel (xlsx):** Create and analyze spreadsheets
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117117
118118You see the following Skills: `pptx`, `xlsx`, `docx`, and `pdf`.
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120This API returns each Skill's metadata: its name and description. Claude loads this metadata at startup to determine which Skills are available. This is the first level of **progressive disclosure**, where Claude discovers Skills without loading their full instructions yet.
120This API returns each Skill’s metadata: its name and description. Claude loads this metadata at startup to determine which Skills are available. This is the first level of **progressive disclosure**, where Claude discovers Skills without loading their full instructions yet.
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122122## Step 2: Create a presentation
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350350 The examples use the `code_execution_20260521` tool version, and the Step 3 code parses the result types that current tool versions return. Skills also work with older [code execution tool](https://platform.claude.com/docs/en/agents-and-tools/tool-use/code-execution-tool) versions such as `code_execution_20250825`: any current code execution tool version satisfies the Skills requirement. If you use a different version, use the tool `type` listed on the code execution tool page.
351351</Note>
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353When you make this request, Claude automatically matches your task to the relevant Skill. Because you asked for a presentation, Claude determines the PowerPoint Skill is relevant and loads its full instructions: the second level of progressive disclosure. Then Claude runs the Skill's code to create your presentation.
353When you make this request, Claude automatically matches your task to the relevant Skill. Because you asked for a presentation, Claude determines the PowerPoint Skill is relevant and loads its full instructions: the second level of progressive disclosure. Then Claude runs the Skill’s code to create your presentation.
354354
355355## Step 3: Download the created file
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11731173 </Card>
11741174
11751175 <Card title="Using Agent Skills with the API" icon="book" href="https://platform.claude.com/docs/en/build-with-claude/skills-guide">
1176 Learn how to use Agent Skills to extend Claude's capabilities through the API.
1176 Learn how to use Agent Skills to extend Claude’s capabilities through the API.
11771177 </Card>
11781178
11791179 <Card title="Create custom Skills" icon="code" href="https://platform.claude.com/docs/en/api/skills/create">
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