blog-factcheck

Validate statistical claims in blog posts against cited source URLs.

Updated Jun 5, 2026
One-click install
npx skills add https://github.com/smarmen86/claude-code-kit --skill blog-factcheck-smarmen86
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: blog-factcheck
Source: https://github.com/smarmen86/claude-code-kit/tree/main/skills/blog-factcheck
Command: npx skills add https://github.com/smarmen86/claude-code-kit --skill blog-factcheck-smarmen86

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill eliminates the uncertainty of unverified claims in blog posts by automatically cross-referencing statistical data against cited source URLs.

Core Features & Use Cases

  • Automated Verification: Scans text for numbers, percentages, and dollar amounts, then fetches source URLs to validate them.
  • Confidence Scoring: Assigns a match score (0.0 to 1.0) based on how accurately the source supports the claim.
  • Use Case: Use this when reviewing a draft to ensure all cited marketing statistics are accurate and properly sourced before publication.

Quick Start

Run the blog factcheck command followed by the file path to verify all statistical claims in your document.

Frequently Asked Questions about blog-factcheck

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I verify statistics and cited claims in a blog post draft?

To verify statistics in a blog post, you can run a fact-check command on the file path to automatically scan for numbers and fetch cited URLs to validate the claims against the source data.

How does automated source validation work for digital publications?

Automated source validation works by scanning text for statistical claims, fetching the cited URLs via WebFetch, comparing the extracted web content against the claims, and assigning a confidence match score from 0.0 to 1.0.

Do I need WebFetch capabilities to fact-check marketing statistics?

Yes, you need WebFetch capabilities to retrieve and parse external web content, which is required to fetch the cited URLs and perform the verification scoring for your marketing statistics.

What is the best way to audit editorial content for accurate data attribution?

The best way to audit editorial content is using an automated fact-checking process that cross-references extracted statistical data against cited source URLs to ensure all claims are accurate before publication.

Can I check if a source URL properly supports a specific percentage or dollar amount?

Yes, you can check if a source URL supports a specific claim by fetching the URL, parsing the external web content, and evaluating the extracted data to generate a confidence score indicating how accurately the source supports the claim.

Why does blog fact-checking return a low confidence score for a valid source?

A low confidence score during blog fact-checking occurs when the content extracted from the fetched URL does not closely match or adequately support the specific statistical claim made in the blog post text.