kb-curate

kb-curate is a skill for Claude Code from vakovalskii/ontoship. It costs 85 tokens per session (762 once invoked), scanned A, original, MIT.

A set of rules for maintaining a Markdown knowledge base, meaning documentation files written in plain text. It organizes documents by type, metadata, links, and folder.

In plain words
What is it for?
Use it when adding, editing, moving, or deleting Markdown documentation, including service notes, references, runbooks, guides, plans, and decisions.
Why use it?
It prevents the knowledge base from becoming a pile of duplicate or unstructured files. It provides checks for finding existing topics and choosing the right document structure.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the ontoship plugin — 3 skills, 5 commands shipped together

Good fit Use it when adding, editing, moving, or deleting Markdown documentation, including service notes, references, runbooks, guides, plans, and decisions.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/vakovalskii/ontoship/kb-curate
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 vakovalskii/ontoship --skill kb-curate
Clone the repo
git clone --depth 1 https://github.com/vakovalskii/ontoship

Made for: Claude Code.

Or install ontoship, the plugin that ships this one along with the rest of its 3 skills, 5 commands.

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 kb-curate

README.md
[![agentmods](https://agentmods.dev/badge/skills/vakovalskii/ontoship/kb-curate/github.svg)](https://agentmods.dev/skills/vakovalskii/ontoship/kb-curate)
Your own site
<a href="https://agentmods.dev/skills/vakovalskii/ontoship/kb-curate"><img src="https://agentmods.dev/badge/skills/vakovalskii/ontoship/kb-curate/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 kb-curate

Your own site · 80×15
<a href="https://agentmods.dev/skills/vakovalskii/ontoship/kb-curate"><img src="https://agentmods.dev/badge/skills/vakovalskii/ontoship/kb-curate.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 85 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 762 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. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
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 $0.00085 $0.00762
Opus 5 $0.00043 $0.00381
Sonnet 5 $0.00017 $0.00152
Haiku 4.5 $0.00009 $0.00076

Measured 10d ago against content hash ab3e00f66514, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

kb-curate 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 10d 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/kb-curate/SKILL.md · 68 lines

How it starts

The opening of the file, as written. The whole thing — 68 lines — stays where its author put it; the contents beside it link to each section on GitHub.

kb-curate — how to maintain the knowledge base (GitMark ontology)

Full model: docs/ontology.md. This skill is the operational checklist. Principle: md+git is the source of truth, with an ontology on top (object types / properties / links — inspired by Palantir Foundry/Gotham, but for documentation over code).

Before writing — search, don't duplicate

python3 <plugin>/skills/kb-search/gitmark.py search "<topic>"

If the topic already exists — edit the existing doc, don't create a second one.

When ADDING knowledge (CREATE)

  1. Pick a node_type: service · reference · runbook · gotcha · decision · plan · guide · report · index. Unsure → spec = reference, how-to = guide.
  2. Put it in the right folder (type → folder): service-specific → docs/services/<svc>/; cross-cutting → docs/reference/; ops procedure → docs/ops/; plan → docs/plans/; decision → docs/decisions/.
  3. Add frontmatter (min node_type; for load-bearing docs also title, service, status: active, updated: YYYY-MM-DD):
    ---
    node_type: runbook
    title: Deploy the gateway
    service: api
    status: active
    updated: 2026-06-06
    links:
      documents: [../../scripts/deploy.sh]
      depends_on: [../reference/architecture.md]
    ---
    
  4. Add ≥1 link — to code (documents/implemented_by) or a sibling doc (depends_on/relates_to). No orphans.
  5. Add a line to the folder's README.md (its index): - [Title](file.md) — hook.

When EDITING (UPDATE)

  • Meaning changed → bump updated:. Doc is stale → status: deprecated and set supersedes: [old.md] on the replacement. Junk → delete (git keeps history).

When MOVING (reorganizing)

  • git mv (preserves history), then rewrite every link to it and update the README indexes of both folders.

Always at the end

python3 <plugin>/skills/kb-search/gitmark.py lint     # invariants I1–I6
python3 <plugin>/skills/kb-search/gitmark.py index    # rebuild search

lint flags: missing/broken frontmatter, type outside vocabulary, orphans (0 links), broken links, folder without README. Fix until clean.

Read the full file on GitHub · 68 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. 10d ago First seen · 68 lines · 0 tokens per session scan A ab3e00f66514

Subscribe to this mod's changes

kb-curate is a skill published in the GitHub repository vakovalskii/ontoship (77 stars, last pushed 14d ago), licensed MIT. It adds 85 tokens to every session and 762 once invoked, about $0.0004 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 2026-08-30.

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