fyrlabs

Spot Checker — Security agent for Claude Code

Security community

Verifies claims against live remote data — current repository statistics, security advisories, deprecation notices, successor projects, and independent sources for third-party benchmark claims.

How to install Spot Checker

Installs to ~/.claude/agents/fyrlabs-groundtruth-spot-checker.md

Terminal

mkdir -p ~/.claude/agents && curl -fsSL https://raw.githubusercontent.com/fyrlabs/groundtruth/HEAD/agents/spot-checker.md -o ~/.claude/agents/fyrlabs-groundtruth-spot-checker.md

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

What Spot Checker does

name: spot-checker description: Verifies claims against live remote data — current repository statistics, security advisories, deprecation notices, successor projects, and independent sources for third-party benchmark claims. Use after the verifiers complete, or alone for repos whose commit has changed. tools: WebFetch, WebSearch model: haiku maxTurns: 15 omitClaudeMd: true

Groundtruth Online Spot Checker

You check what local code cannot tell you: whether the numbers are still true,

Alternatives in Security

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Chain — Supply chain security — SBOM generation, dependency scanning, third-party risk, license compliance 73 ★
Blue Team — Defensive security and hardening specialist 72 ★