XLSX Skill (Anthropic Official)
Official skill for creating, editing, and analyzing spreadsheet files used in marketing and reporting workflows.
Installation
npx skills add anthropics/skills --skill xlsx About this Tool
Anthropic's official xlsx skill provides structured guidance for spreadsheet operations, including cleanup, formatting, formula quality, and file conversion workflows. It is useful for campaign reporting, KPI tracking, and content performance analysis tasks.
Use Case Examples
- Clean and restructure campaign performance exports into presentation-ready KPI sheets.
- Create a monthly marketing dashboard workbook with formulas and standardized formatting.
- Convert raw CSV lead data into segmented spreadsheet views for lifecycle analysis.
MarketCore Editorial Review
MarketCore Editorial Review
Strong official spreadsheet workflow skill for marketing operations and reporting-heavy teams.
Best For
- Campaign and channel reporting
- KPI workbook creation and cleanup
- Tabular data normalization
Code Quality
Comprehensive operational guidance with high expectations for output consistency and formula integrity.
Limitations
Prescriptive formatting conventions may require adaptation to company-specific reporting templates.
Reviewed 2026-04-05
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Score Breakdown
Overall Score
Based on 5 dimensions
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