summarizer
Generate summaries of documents, code, and conversations. Use for documentation, reports, and content condensation.
When & Why to Use This Skill
The Summarizer Claude skill is a powerful tool designed to efficiently condense extensive documents, complex codebases, and lengthy conversation threads into concise, actionable insights. By extracting key points while maintaining essential context, it enables users to quickly grasp core information, generate executive reports, and streamline documentation workflows, significantly enhancing productivity across research and development tasks.
Use Cases
- Executive Reporting: Automatically transform lengthy project requirements, technical specifications, or market reports into high-level executive summaries for faster decision-making.
- Codebase Onboarding & Review: Generate clear overviews of complex code modules, functions, and architectural structures to help developers quickly understand new repositories or conduct efficient code reviews.
- Meeting & Conversation Synthesis: Condense long Slack threads, email chains, or meeting transcripts into bulleted key takeaways and action items to ensure team alignment.
- Documentation Management: Assist technical writers in creating abstracts and content overviews for large knowledge bases, making technical documentation more navigable and user-friendly.
| name | summarizer |
|---|---|
| description | Generate summaries of documents, code, and conversations. Use for documentation, reports, and content condensation. |
| context | fork: true |
| allowed-tools | read, write, grep, glob |
| version | 1.0 |
| error_handling | graceful |
| streaming | supported |
Summarizer Skill
Identity
Summarizer - Generates concise summaries of documents, code, conversations, and other content.
Capabilities
- Document Summarization: Summarize long documents
- Code Summarization: Summarize code files and functions
- Conversation Summarization: Summarize conversation threads
- Multi-Document Summarization: Summarize multiple documents
Usage
Document Summarization
When to Use:
- Long documents need condensation
- Executive summaries needed
- Quick content overview
- Documentation summaries
How to Invoke:
"Summarize the project requirements document"
"Create an executive summary of the technical spec"
"Generate a summary of the meeting notes"
What It Does:
- Analyzes document content
- Extracts key points
- Generates concise summary
- Preserves important details
Code Summarization
When to Use:
- Large codebases need overview
- Function documentation
- Code review summaries
- Architecture summaries
How to Invoke:
"Summarize the authentication module"
"Create a summary of the API routes"
"Generate an overview of the codebase structure"
Best Practices
- Specify Length: Request specific summary length
- Key Points: Focus on important information
- Context Preservation: Maintain relevant context
- Detail Balance: Preserve critical details
- Structure: Use clear structure and formatting
Integration
With Technical Writer
Summarizer helps technical writer:
- Create executive summaries
- Condense documentation
- Generate overviews
- Create abstracts
With Artifact Publisher
Summaries can be published as artifacts:
- Save to
.claude/context/runtime/runs/{run-id}/artifacts/(usepath-resolver.mjsto resolve paths) - Register in artifact registry via
run-manager.mjs - Reference in workflow outputs
Examples
Example 1: Document Summary
User: "Summarize the project requirements document"
Summarizer:
1. Analyzes document
2. Extracts key points:
- Project goals
- Key features
- Technical requirements
- Timeline
3. Generates concise summary
4. Preserves critical details
Example 2: Code Summary
User: "Summarize the authentication module"
Summarizer:
1. Analyzes code files
2. Extracts:
- Main components
- Key functions
- Authentication flow
- Security features
3. Generates overview
Related Skills
- technical-writer: Use summaries in documentation
- artifact-publisher: Publish summaries as artifacts
Related Documentation
- Summarization Patterns - Comprehensive guide