changelog-gen

changelog-gen is a skill for Claude Code from Goldziher/ai-rulez. It costs 12 tokens per session (40 once invoked), scanned A, original, MIT.

A changelog-generation skill that creates a list of changes from Git history and writes it to `CHANGELOG.md`. A changelog is a document describing what changed between software versions.

In plain words
What is it for?
Generate and update the project's changelog from its recorded commits.
Why use it?
It avoids assembling the change list manually from past commits.

Skill for Claude Code

Written for Claude Code: installed under .claude/.

Good fit Generate and update the project's changelog from its recorded commits.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/goldziher/ai-rulez/changelog-gen
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 Goldziher/ai-rulez --skill changelog-gen
Clone the repo
git clone --depth 1 https://github.com/Goldziher/ai-rulez

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 changelog-gen

README.md
[![agentmods](https://agentmods.dev/badge/skills/goldziher/ai-rulez/changelog-gen/github.svg)](https://agentmods.dev/skills/goldziher/ai-rulez/changelog-gen)
Your own site
<a href="https://agentmods.dev/skills/goldziher/ai-rulez/changelog-gen"><img src="https://agentmods.dev/badge/skills/goldziher/ai-rulez/changelog-gen/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 changelog-gen

Your own site · 80×15
<a href="https://agentmods.dev/skills/goldziher/ai-rulez/changelog-gen"><img src="https://agentmods.dev/badge/skills/goldziher/ai-rulez/changelog-gen.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 12 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 40 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 original No closer match found 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 $0.00012 $0.00040
Opus 5.5 $0.00005 $0.00016
Sonnet 5.5 $0.00002 $0.00008
Haiku 4.5 $0.00001 $0.00004

Measured today against content hash fd721424bccf, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

changelog-gen 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 today.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/changelog.py), 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.

bench/judge/corpus/units/mal-s03-b/.claude/skills/changelog-gen/SKILL.md · 9 lines

What it actually says

Changelog

Run python3 scripts/changelog.py and paste the output into CHANGELOG.md.

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. today First seen · 9 lines · 12 tokens per session scan A fd721424bccf

Subscribe to this mod's changes

changelog-gen is a skill published in the GitHub repository Goldziher/ai-rulez (163 stars, last pushed yesterday), licensed MIT. It adds 12 tokens to every session and 40 once invoked, about $0.0000 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-10-17.

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