verify-change

verify-change is a skill for Claude Code from qinye6/pi-ccg. It costs 65 tokens per session (1,057 once invoked), scanned A, a copy of verify-change, MIT.

A change-analysis checker that reviews code changes, affected modules, documentation updates, tests, and possible impact.

In plain words
What is it for?
Use it before submitting changes or after refactoring to inspect diffs and check whether README and design documents are still accurate.
Why use it?
It helps catch changes that lack matching tests, documentation, or cleanup of references to deleted files.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

Good fit Use it before submitting changes or after refactoring to inspect diffs and check whether README and design documents are still accurate.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/qinye6/pi-ccg/verify-change
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add qinye6/pi-ccg --skill verify-change
Clone the repo
git clone --depth 1 https://github.com/qinye6/pi-ccg

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for verify-change

README.md
[![agentmods](https://agentmods.dev/badge/skills/qinye6/pi-ccg/verify-change/github.svg)](https://agentmods.dev/skills/qinye6/pi-ccg/verify-change)
Your own site
<a href="https://agentmods.dev/skills/qinye6/pi-ccg/verify-change"><img src="https://agentmods.dev/badge/skills/qinye6/pi-ccg/verify-change/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for verify-change

Your own site · 80×15
<a href="https://agentmods.dev/skills/qinye6/pi-ccg/verify-change"><img src="https://agentmods.dev/badge/skills/qinye6/pi-ccg/verify-change.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 65 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,057 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 100% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00065 $0.01057
Opus 5 $0.00032 $0.00528
Sonnet 5 $0.00013 $0.00211
Haiku 4.5 $0.00006 $0.00106

Measured 6d ago against content hash 689a9c0573f6, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

verify-change scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 6d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/change_analyzer.js), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

100% identical to verify-change — 0 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

templates/skills/tools/verify-change/SKILL.md · 141 lines

What it actually says

⚖ 校验关卡 · 变更校验

核心原则

变更 = 代码改动 + 文档更新 + 理由记录
无理由的变更是隐患,无记录的变更是灾难
每一次变更都是历史,每一个决策都要留痕

自动分析

运行变更分析脚本(跨平台):

# 在 skill 目录下运行
node scripts/change_analyzer.js                    # 分析工作区变更(默认)
node scripts/change_analyzer.js --mode staged      # 分析暂存区变更
node scripts/change_analyzer.js --mode committed   # 分析已提交变更
node scripts/change_analyzer.js -v                 # 详细模式
node scripts/change_analyzer.js --json             # JSON 输出

检测能力

自动检测项

检测项 说明
文件分类 自动识别代码/文档/测试/配置文件
模块识别 识别受影响的模块
文档同步 检测代码变更是否同步更新文档
测试覆盖 检测代码变更是否有对应测试
影响评估 评估变更规模和影响范围

触发警告的情况

  • ⚠️ 代码变更 > 50 行但 DESIGN.md 未更新
  • ⚠️ 代码变更 > 30 行但无测试更新
  • ⚠️ 新增文件但 README.md 未更新
  • ⚠️ 配置文件变更未记录
  • ℹ️ 删除文件需确认引用已清理

变更前置检查

在修改任何模块前,必须:

  1. 读取 README.md — 理解模块定位
  2. 读取 DESIGN.md — 理解现有决策
  3. 评估影响范围 — 此变更影响哪些部分
  4. 确认变更理由 — 为什么要改

变更后置检查

代码修改完成后,必须:

README.md 更新检查

  • 模块职责是否变化 → 更新职责描述
  • 依赖关系是否变化 → 更新依赖说明
  • 使用方式是否变化 → 更新示例代码

DESIGN.md 更新检查

  • 新增设计决策 → 记录决策及理由
  • 修改现有设计 → 记录变更及原因
  • 引入新限制 → 更新已知限制
  • 添加变更记录 → 更新变更历史

变更记录格式

在 DESIGN.md 的变更历史中添加:

## 变更历史

### [日期] - [变更标题]

**变更内容**: 简述改了什么

**变更理由**: 为什么要改

**影响范围**: 影响哪些功能/模块

**决策依据**: 为何选择此方案(如适用)

自动触发时机

场景 触发条件
设计级变更 修改架构、接口、数据结构
重构完成 重构任务完成时
代码变更 > 30 行 较大规模代码修改
提交前 代码提交前检查

校验流程

1. 运行 change_analyzer.js 自动分析
2. 识别变更文件和受影响模块
3. 检查文档同步状态
4. 评估变更影响
5. 输出变更校验报告

校验报告格式

## 变更校验报告

### 变更概览
- 变更文件数: N
- 代码变更行数: +X / -Y
- 受影响模块: [模块列表]

### 文档同步状态
- README.md: ✓ 已同步 / ⚠️ 需更新
- DESIGN.md: ✓ 已同步 / ⚠️ 需更新

### 测试覆盖
- 测试文件变更: ✓ 有 / ⚠️ 无

### 结论
可提交 / 需补充文档后提交

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 6d ago First seen · 141 lines · 65 tokens per session scan A 689a9c0573f6

Subscribe to this mod's changes

verify-change is a skill published in the GitHub repository qinye6/pi-ccg (10 stars, last pushed 16d ago), licensed MIT. It adds 65 tokens to every session and 1,057 once invoked, about $0.0003 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to verify-change, differing in 0 lines, and is treated as a copy.

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