mdcms-brownfield-init

mdcms-brownfield-init is a skill for Claude Code, Codex from mdcms-ai/mdcms. It costs 116 tokens per session (1,824 once invoked), scanned A, original, MIT.

A setup process for bringing an existing Markdown or MDX project into MDCMS, a content-management system for those files.

In plain words
What is it for?
Use it to discover Markdown files, initialize MDCMS for an existing repository, sync its schema, and import the content.
Why use it?
It creates the needed configuration, learns a content structure from the files, and imports them as drafts.

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/mdcms-ai/mdcms/mdcms-brownfield-init
Any agent
npx skills add mdcms-ai/mdcms --skill mdcms-brownfield-init
Clone the repo
git clone --depth 1 https://github.com/mdcms-ai/mdcms

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 mdcms-brownfield-init

README.md
[![agentmods](https://agentmods.dev/badge/skills/mdcms-ai/mdcms/mdcms-brownfield-init.svg)](https://agentmods.dev/skills/mdcms-ai/mdcms/mdcms-brownfield-init)
Your own site
<a href="https://agentmods.dev/skills/mdcms-ai/mdcms/mdcms-brownfield-init"><img src="https://agentmods.dev/badge/skills/mdcms-ai/mdcms/mdcms-brownfield-init.svg" alt="Measured on agentmods" height="20"></a>
Per session 116 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,824 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00116 $0.01824
Opus 5 $0.00058 $0.00912
Sonnet 5 $0.00023 $0.00365
Haiku 4.5 $0.00012 $0.00182

Measured 4d ago against content hash e231465dd6c5, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

mdcms-brownfield-init 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 4d 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/mdcms-brownfield-init/SKILL.md · 129 lines

How it starts

The opening of the file, as written. The whole thing — 129 lines — stays where its author put it; the contents beside it link to each section on GitHub.

MDCMS Brownfield Init

Onboard an existing repository whose content already lives as .md/.mdx files on disk. mdcms init is the one-shot command that creates mdcms.config.ts, infers a schema from the existing files, syncs that schema to the server, and imports the files as draft documents.

When to use this skill

The user has:

  • an MDCMS backend reachable (if not, run mdcms-self-host-setup first), and
  • a repo with Markdown/MDX content they want MDCMS to manage.

Do not use this skill for empty repos — use mdcms-greenfield-init instead.

Prerequisites

  • Server URL (e.g. http://localhost:4000).
  • An MDCMS API key with permission to create projects/environments and sync schema. Create one via Studio → Settings → API Keys, or use the demo key from docker-compose.dev.yml for local development.
  • A project slug and environment name (defaults to production if omitted).
  • Node.js / npm — the CLI is npx mdcms (or bun x mdcms).

Steps

1. Discover the content directories

find . -type f \( -name '*.md' -o -name '*.mdx' \) \
  -not -path '*/node_modules/*' -not -path '*/.*' \
  | awk -F/ '{print $2"/"$3}' | sort -u

List the top two directory levels (for example content/posts, docs/blog). Confirm with the user which of these MDCMS should manage. Those become --directory values in step 3.

2. Prepare the non-interactive flags

Collect these inputs up front. If any are missing and the user wants headless, stop and ask:

Flag Value
--server-url MDCMS API base URL
--project slug to create on the server (e.g. my-site)
--environment environment name (default production)
--api-key token with project create + schema sync scopes
--directory one per managed directory, repeatable

Alternatively, set the corresponding env vars (MDCMS_SERVER_URL, MDCMS_PROJECT, MDCMS_ENVIRONMENT, MDCMS_API_KEY) and omit the flags.

Read the full file on GitHub · 129 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. 4d ago First seen · 129 lines · 116 tokens per session scan A e231465dd6c5

Subscribe to this mod's changes

mdcms-brownfield-init is a skill published in the GitHub repository mdcms-ai/mdcms (22 stars, last pushed 6d ago), licensed MIT. It adds 116 tokens to every session and 1,824 once invoked, about $0.0006 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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