patch-notes

patch-notes is a skill for Claude Code, Codex from bullish0x/GameStudio. It costs 33 tokens per session (1,408 once invoked), scanned A, a copy of patch-notes, MIT.

A guide to turning development changes into player-facing patch notes. It uses release history, changelogs, sprint records, balance documents, and bug-fix records when available.

In plain words
What is it for?
Use it to prepare brief, detailed, or developer-commentary patch notes for a specified game release.
Why use it?
It translates technical changes into language players can understand and stops when there is not enough release information to write accurate notes.

Skill for Claude CodeCodex

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.

agentmods
npx agentmods add skills/bullish0x/gamestudio/patch-notes
Any agent
npx skills add bullish0x/GameStudio --skill patch-notes
Clone the repo
git clone --depth 1 https://github.com/bullish0x/GameStudio

Made for: Claude Code, Codex.

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 patch-notes

README.md
[![agentmods](https://agentmods.dev/badge/skills/bullish0x/gamestudio/patch-notes.svg)](https://agentmods.dev/skills/bullish0x/gamestudio/patch-notes)
Your own site
<a href="https://agentmods.dev/skills/bullish0x/gamestudio/patch-notes"><img src="https://agentmods.dev/badge/skills/bullish0x/gamestudio/patch-notes.svg" alt="Measured on agentmods" height="20"></a>
Per session 33 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,408 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin 94% 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 $0.00033 $0.01408
Opus 5 $0.00016 $0.00704
Sonnet 5 $0.00007 $0.00282
Haiku 4.5 $0.00003 $0.00141

Measured yesterday against content hash 08f05cc857f8, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

patch-notes 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 yesterday.

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

94% identical to patch-notes — 5 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.

.agents/skills/patch-notes/SKILL.md · 186 lines

How it starts

The opening of the file, as written. The whole thing — 186 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Phase 1: Parse Arguments

  • version: the release version to generate notes for (e.g., 1.2.0)
  • --style: output style — brief (bullet points), detailed (with context), full (with developer commentary). Default: detailed.

If no version is provided, ask the user before proceeding.


Phase 2: Gather Change Data

  • Read the internal changelog at production/releases/[version]/changelog.md if it exists
  • Also check docs/CHANGELOG.md for the relevant version entry
  • Run git log between the previous release tag and current tag/HEAD as a fallback
  • Read sprint retrospectives in production/sprints/ for context
  • Read any balance change documents in design/balance/
  • Read bug fix records from QA if available

If no changelog data is available (neither production/releases/[version]/changelog.md nor a docs/CHANGELOG.md entry for this version exists, and git log is empty or unavailable):

"No changelog data found for [version]. Run /changelog [version] first to generate the internal changelog, then re-run /patch-notes [version]."

Verdict: BLOCKED — stop here without generating notes.


Phase 2b: Detect Tone Guide and Template

Tone guide detection — before drafting notes, check for writing style guidance:

  1. Check .agents/docs/technical-preferences.md for any "tone", "voice", or "style" fields or sections.
  2. Check docs/PATCH-NOTES-STYLE.md if it exists.
  3. Check design/community/tone-guide.md if it exists.
  4. If any source contains tone/voice/style instructions, extract them and apply them to the language and framing of the generated notes.
  5. If no tone guidance is found anywhere, default to: player-friendly, non-technical language; enthusiastic but not hyperbolic; focus on what the player experiences, not what the developer changed.

Template detection — check whether a patch notes template exists:

  1. Glob for docs/patch-notes-template.md and .agents/docs/templates/patch-notes-template.md.
  2. If found at either location, read it and use it as the output structure for Phase 4 instead of the built-in style templates (Brief / Detailed / Full). Fill in the template's sections with the categorized data.
  3. If not found, use the built-in style templates as defined in Phase 4.

Read the full file on GitHub · 186 lines

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. yesterday First seen · 186 lines · 33 tokens per session scan A 08f05cc857f8

Subscribe to this mod's changes

patch-notes is a skill published in the GitHub repository bullish0x/GameStudio (10 stars, last pushed 2mo ago), licensed MIT. It adds 33 tokens to every session and 1,408 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 94% identical to patch-notes, differing in 5 lines, and is treated as a copy.

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