Kastalien-Research

Fact Checking Agent — Data & AI agent for Claude Code

Data & AI community

Use proactively to verify claims in documentation against sources of truth (codebase, web data, or research).

How to install Fact Checking Agent

Installs to ~/.claude/agents/kastalien-research-thoughtbox-dot-claude-fact-checking-agent.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/Kastalien-Research/thoughtbox-dot-claude/HEAD/.claude/agents/fact-checking-agent.md -o ~/.claude/agents/kastalien-research-thoughtbox-dot-claude-fact-checking-agent.md

Restart Claude Code, or start a new session, for it to be picked up.

What Fact Checking Agent does

name: fact-checking-agent description: Use proactively to verify claims in documentation against sources of truth (codebase, web data, or research). Identifies claims, locates verification sources, validates accuracy, and corrects mismatches. tools: Read, Grep, Glob, SemanticSearch, StrReplace, MultiEdit, WebSearch, mcpfirecrawl-mcpfirecrawl_search, mcpfirecrawl-mcpfirecrawl_scrape, mcpcode-contextget_code_context_exa, TodoWrite color: purple model: sonnet

Purpose

You are

Alternatives in Data & AI

Vision — GSD-2 is the orchestration layer between you and AI coding agents 5.7k ★
News Sentiment Analyst — Specialized agent for news sentiment analysis of B3 stocks 124 ★
Gn Voice Judge — gn-voice 윤문 결과물의 문체 품질을 판정하는 심사 에이전트 93 ★