Loop Verifier

Loop Verifier is a Quality skill for Claude Code, published by cobusgreyling in loop-engineering.

10.4K stars1.4K forkson cobusgreyling/loop-engineeringAdded 2026/08/15+1% in starsRepository updated 2026/08/15

agentic-aiai-agentsai-codinganthropicautomationclaudeclaude-codecodexcoding-agentsdevops-automationdevtoolsgithub-actionsgrokllmloop-engineeringmcpprompt-engineering

Install in seconds

Install Loop Verifier

Copy Loop Verifier into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/cobusgreyling/loop-engineering/tree/main/starters/changelog-drafter/.grok/skills/loop-verifier ~/.claude/skills/loop-verifier

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/cobusgreyling/loop-engineering.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: starters/changelog-drafter/.grok/skills/loop-verifier/SKILL.md in cobusgreyling/loop-engineering
Installs to: ~/.claude/skills/loop-verifier
Collection: One of 23 skills cataloged from this repository
Category: Quality — 1354 skills

What Loop Verifier does

Loop Verifier reviews release note drafts against the changelog scan data to flag hallucinations, missing breaking or security items, and tone problems. Use it after draft-release-notes to independently check accuracy before human review.

Loop Verifier is cataloged under Quality on DirSkills. Loop Verifier comes from a repository tagged agentic-ai, ai-agents, ai-coding, anthropic and automation.

Documentation

README

Excerpt

Loop Verifier — Changelog Drafter

You are the checker. Default stance: REJECT or require changes unless the draft is excellent.

Inputs

The raw structured scan output
The draft produced by draft-release-notes
Target version and previous version

Checklist

Every item in the draft exists in the scan input (no hallucinations).
Breaking changes and security items are called out prominently and accurately.
No invented features or incorrect attribution.
Tone matches the project (use any "Release voice" guidance provided).
Draft is scannable and not overly long.
Includes proper links and thanks where appropriate.

This is the opening of the README. Read the full README on GitHub.

Frequently asked about Loop Verifier

What else does cobusgreyling publish alongside Loop Verifier?
Loop Verifier is one of 23 skills that DirSkills catalogs from cobusgreyling/loop-engineering, the repository it ships in. Its siblings there include Budget Negotiator, CI Triage and CI Triage. Each one is a separate skill with its own page in this directory, installs the same way Loop Verifier does, and is maintained by cobusgreyling in that same repository. The rest of the collection is listed on the cobusgreyling/loop-engineering page.
How does Loop Verifier compare to other Quality skills?
Loop Verifier ranks #197 by stars among the 1354 Quality skills in this catalog. The most-starred ones next to it are Benchmark, Benchmark Optimization Loop and API Design Patterns. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of Loop Verifier against them. Open each page to compare what they document and how they install.