verify-claims

Verify factual claims in text drafts against external sources.

1|1|Updated Apr 30, 2026
One-click install
npx skills add https://github.com/xashgg/claude-code-my-workflow-codex --skill verify-claims-xashgg
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: verify-claims
Source: https://github.com/xashgg/claude-code-my-workflow-codex/tree/main/.codex/skills/verify-claims
Command: npx skills add https://github.com/xashgg/claude-code-my-workflow-codex --skill verify-claims-xashgg

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill unit provides a mechanism for factual verification of text, ensuring the accuracy of claims made within documents.

Core Features & Use Cases

  • Ad-hoc Fact-Checking: Allows for immediate verification of factual claims in text.
  • Source Material Pointer: Ability to reference external sources for claim verification.
  • Verification Outcome Reporting: Delivers a report on the supported, contradicted, or unverifiable claims.
  • Use Case: Use when you need to fact-check a piece of text for accuracy, such as reviewing a research paper or a draft manuscript.

Quick Start

Run the verify-claims skill with the file path and specify sources, like this:

verify-claims quality_reports/lit-review_staggered-did.md --source master_supporting_docs/callaway_santanna_2021.pdf --source master_supporting_docs/dechaisemartin_dhaultfoeuille_2020.pdf

Frequently Asked Questions about verify-claims

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

FAQPage Schema
How do I fact-check a research paper draft against external sources?

To fact-check a research paper draft, you run an ad-hoc verification process that cross-references claims within your text against specified external source documents to confirm factual accuracy. It independently reports supported, contradicted, or unverifiable claims.

What is the best way to verify factual accuracy in a document without author bias?

Verifying factual accuracy without author bias requires an independent protocol that isolates claims from the draft context and checks them against provided external sources. This ensures objective accuracy assurance and reports unsupported statements.

Can I use multiple source materials for claim verification at the same time?

Yes, you can supply multiple source materials for claim verification simultaneously. By specifying multiple file paths as sources, the verification process cross-references text claims against all provided documents to determine factual consistency.

How do I check if a text draft contains contradicted or unverifiable claims?

You check a text draft for contradicted or unverifiable claims by running a factual verification protocol against external sources. It generates an outcome report detailing which specific statements are supported, contradicted, or unverifiable.

Does document analysis for factual accuracy require pre-formatted input files?

Document analysis for factual accuracy requires a text draft file path and optional external source documents. You simply provide the draft file and point to supporting source files to initiate the ad-hoc verification process.