Data Compare Engine

Compare and analyze differences between two CSV or Excel files using AI-powered column matching and generate detailed markdown and CSV reports.

AI-powered data comparison tool for matching and analyzing differences between two CSV/Excel files.

Features

• File Parsing: Auto-detect encoding, parse CSV and Excel files
• AI Column Matching: Automatically identify columns with the same meaning across two files
• Precise Comparison: Exact match / left-only / right-only / modified row detection
• Difference Report: Markdown report with counts, percentages, and amount differences
• CSV Export: Export all differences to CSV files

Usage

Environment Variables

Variable	Required	Description
OPENAI_API_KEY	Yes	OpenAI API Key (for AI column matching)
AI_MODEL	No	AI model, defaults to gpt-4o. Also supports claude-3-5, glm-4

How It Works

1. Upload two data files (CSV or Excel)
2. System automatically:
   • Parses file content
   • Uses AI to identify corresponding columns
   • Executes data comparison
   • Generates difference report

Output

• Markdown Report: Summary of comparison results
• CSV Files: All difference rows (left-only / right-only / modified)

Pricing

Tier	Price	Description
FREE	Free	10 uses total, 200 rows max per use
PRO	$0.01 USDT/use	5,000 rows per use

Billing

This skill uses SkillPay for per-use billing. Each comparison operation costs $0.01 USDT.

Set SKILLPAY_API_KEY environment variable for billing.

Env Variables

• OPENAI_API_KEY: Your OpenAI API key
• AI_MODEL: Model to use (gpt-4o, claude-3-5, glm-4)
• SKILLPAY_API_KEY: SkillPay billing API key

Limits

• File size: max 10MB
• FREE tier: 200 rows per use
• PRO tier: 5,000 rows per use

Purchase

For PRO tier, visit: https://skillpay.me/data-compare-engine