create-topic-note

create-topic-note is a skill for Claude Code from nweii/agent-stuff. It costs 49 tokens per session (935 once invoked), scanned A, original, MIT.

Instructions for creating a topic note that groups related notes under one theme, with links back to the source notes. It is intended for connected note-taking systems that support wikilinks.

In plain words
What is it for?
Use it to read related notes, identify their common theme, create a hub note, and link the source notes back to it.
Why use it?
It turns scattered notes into a navigable summary while preserving links to the original material.

Skill for Claude Code

Written for Claude Code: argument-hint in frontmatter. Also seen: mentions AGENTS.md.

Good fit Use it to read related notes, identify their common theme, create a hub note, and link the source notes back to it.

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Install with agentmods
npx agentmods add skills/nweii/agent-stuff/create-topic-note
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 nweii/agent-stuff --skill create-topic-note
Clone the repo
git clone --depth 1 https://github.com/nweii/agent-stuff

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 create-topic-note

README.md
[![agentmods](https://agentmods.dev/badge/skills/nweii/agent-stuff/create-topic-note/github.svg)](https://agentmods.dev/skills/nweii/agent-stuff/create-topic-note)
Your own site
<a href="https://agentmods.dev/skills/nweii/agent-stuff/create-topic-note"><img src="https://agentmods.dev/badge/skills/nweii/agent-stuff/create-topic-note/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 create-topic-note

Your own site · 80×15
<a href="https://agentmods.dev/skills/nweii/agent-stuff/create-topic-note"><img src="https://agentmods.dev/badge/skills/nweii/agent-stuff/create-topic-note.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 49 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 935 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 $0.00049 $0.00935
Opus 5.5 $0.00020 $0.00374
Sonnet 5.5 $0.00010 $0.00187
Haiku 4.5 $0.00005 $0.00093

Measured 8d ago against content hash 1f1ac1eded75, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

create-topic-note 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.

skills/create-topic-note/SKILL.md · 103 lines

How it starts

The opening of the file, as written. The whole thing — 103 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Create topic note

Create a topic note in Nathan's Brain vault that groups related notes under a common theme. Read the vault's AGENTS.md before accessing notes. Synthesize the provided notes into a lightweight hub.

Arguments

$ARGUMENTS should contain:

  • Topic title (required) — name for the new topic note
  • Notes to group — wikilinks or file paths to notes that share a theme

If no notes are provided, prompt for them. If no title is given but notes are provided, suggest a title based on the notes' common theme.

Process

1. Read the provided notes

Read each note's frontmatter (especially description) and skim content to understand:

  • Common themes and concepts
  • Shared vocabulary or framing
  • The throughline that connects them

2. Expand context (optional)

Use available tools to discover additional relevant notes not explicitly provided:

  • Semantic search — When qmd is available (MCP query tool or qmd query CLI), use it for semantic search — vec or expand queries that find notes by meaning rather than keywords. The qmd skill documents query types. For keyword search, use obsidian search or the methods below; qmd's lex/BM25 adds nothing beyond what obsidian already provides.
  • Follow wikilinks in the provided notes to find related children or siblings
  • Check related properties for existing connections worth including
  • Search for shared tags or vocabulary

If you find notes that clearly belong under this topic, propose adding them to the group. Ask the user before including notes they didn't explicitly provide.

3. Create the topic note

Create a new file in 03-Records/Topics/ with this structure:

---
aliases:
  - {alternative names if useful}
icon:
description: "{1-2 sentence summary synthesized from the grouped notes}"
related: []
tags: [index, {relevant topical tags, drawn from the grouped notes}]
---

{Optional 1-2 sentences of context if needed, otherwise leave blank}

![[Related.base]]
Description guidelines

Read the full file on GitHub · 103 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. 8d ago Changed · +1 lines 1f1ac1eded75
  2. 1mo ago First seen · 102 lines · 49 tokens per session scan A 9fe5dddd5976

Subscribe to this mod's changes

create-topic-note is a skill published in the GitHub repository nweii/agent-stuff (10 stars, last pushed 3d ago), licensed MIT. It adds 49 tokens to every session and 935 once invoked, about $0.0002 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 2026-08-31.

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