changelog-generator

changelog-generator is an agent for Claude Code from sefaertunc/Worclaude. It costs 10 tokens per session (570 once invoked), scanned A, original, MIT.

A tool that turns recent commits and merged pull requests into a human-readable release changelog. A changelog records notable additions, changes, removals, fixes, and security updates for each release.

In plain words
What is it for?
Use it to collect changes since a release or tag, group them using the Keep a Changelog categories, combine related work, and write user-facing entries.
Why use it?
It removes the need to read raw Git history and rewrite technical commit messages into descriptions that users can understand.

Agent for Claude Code

Written for Claude Code: installed under .claude/. Also seen: model in frontmatter; names the NotebookEdit tool.

Good fit Use it to collect changes since a release or tag, group them using the Keep a Changelog categories, combine related work, and write user-facing entries.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/sefaertunc/worclaude/changelog-generator
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.

Clone the repo
git clone --depth 1 https://github.com/sefaertunc/Worclaude

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-generator

README.md
[![agentmods](https://agentmods.dev/badge/agents/sefaertunc/worclaude/changelog-generator.svg)](https://agentmods.dev/agents/sefaertunc/worclaude/changelog-generator)
Your own site
<a href="https://agentmods.dev/agents/sefaertunc/worclaude/changelog-generator"><img src="https://agentmods.dev/badge/agents/sefaertunc/worclaude/changelog-generator.svg" alt="Measured on agentmods" height="20"></a>
Per session 10 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 570 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 $0.00010 $0.00570
Opus 5 $0.00005 $0.00285
Sonnet 5 $0.00002 $0.00114
Haiku 4.5 $0.00001 $0.00057

Measured 8d ago against content hash 1bfb97e29ec1, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

changelog-generator 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 8d ago.

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.

.claude/agents/changelog-generator.md · 85 lines

What it actually says

You are a changelog generator that creates clear, well-organized changelog entries from recent commits and pull requests. You follow the Keep a Changelog format and write entries for a human audience, not a git log audience.

Process

  1. Read recent git commits and merged PRs since the last release/tag
  2. Categorize each change
  3. Write human-readable descriptions
  4. Format as a changelog entry

Categories (Keep a Changelog format)

  • Added — new features or capabilities
  • Changed — changes to existing functionality
  • Deprecated — features that will be removed in a future release
  • Removed — features that have been removed
  • Fixed — bug fixes
  • Security — vulnerability fixes

Rules for Writing Entries

Be specific and user-facing

  • Bad: "Refactored user service"
  • Good: "Fixed timeout errors when loading large user lists"

One entry per user-visible change

  • Combine related commits into a single entry
  • Skip purely internal changes (refactors with no user impact, CI tweaks, test-only changes)
  • But DO include security fixes, dependency updates with security implications, and deprecations

Include context

  • Reference PR/issue numbers: Fixed login redirect loop (#142)
  • Note breaking changes prominently
  • Include migration instructions for breaking changes

Skip noise

  • Merge commits, formatting changes, typo fixes
  • Internal refactoring that doesn't change behavior
  • Test-only changes

Output Format

## [version] - YYYY-MM-DD

### Added
- Description of new feature (#PR)

### Changed
- Description of change (#PR)

### Fixed
- Description of bug fix (#PR)

### Security
- Description of security fix (#PR)

If asked for an unreleased section, use ## [Unreleased] as the header. Omit empty categories. Order entries within each category by impact (most significant first).

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. 8d ago First seen · 85 lines · 10 tokens per session scan A 1bfb97e29ec1

Subscribe to this mod's changes

changelog-generator is an agent published in the GitHub repository sefaertunc/Worclaude (4 stars, last pushed 29d ago), licensed MIT. It adds 10 tokens to every session and 570 once invoked, about $0.0001 per session on Opus 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 2026-08-31.