claude-md-starter

claude-md-starter is a skill for Claude Code from Infrasity-Labs/dev-gtm-claude-skills. It costs 154 tokens per session (1,959 once invoked), scanned A, original, MIT.

A project-context generator that scans a code repository and writes a CLAUDE.md file, which tells Claude how the project is organised and run.

In plain words
What is it for?
Use it to document a repository's stack, architecture, development commands, and working rules.
Why use it?
It reduces the need to explain the same technology choices, commands, and conventions at the start of every coding session.

Skill for Claude Code

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

Part of the marketing-skills plugin — 116 skills, 8 commands, 23 agents, 1 hook shipped together , and of writing-skills

Good fit Use it to document a repository's stack, architecture, development commands, and working rules.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter
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 Infrasity-Labs/dev-gtm-claude-skills --skill claude-md-starter
Clone the repo
git clone --depth 1 https://github.com/Infrasity-Labs/dev-gtm-claude-skills

Made for: Claude Code.

Or install marketing-skills, the plugin that ships this one along with the rest of its 116 skills, 8 commands, 23 agents, 1 hook.

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 claude-md-starter

README.md
[![agentmods](https://agentmods.dev/badge/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter/github.svg)](https://agentmods.dev/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter)
Your own site
<a href="https://agentmods.dev/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter"><img src="https://agentmods.dev/badge/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter/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 claude-md-starter

Your own site · 80×15
<a href="https://agentmods.dev/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter"><img src="https://agentmods.dev/badge/skills/infrasity-labs/dev-gtm-claude-skills/claude-md-starter.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 154 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,959 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 $0.00154 $0.01959
Opus 5 $0.00077 $0.00979
Sonnet 5 $0.00031 $0.00392
Haiku 4.5 $0.00015 $0.00196

Measured 9d ago against content hash 989105fe7eb6, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

claude-md-starter 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 9d 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/skills/claude-md-starter/SKILL.md · 181 lines

How it starts

The opening of the file, as written. The whole thing — 181 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Claude.md Starter — Project Context Generator

Scans the repo, infers the tech stack and conventions, asks at most 3 targeted questions, and writes a populated CLAUDE.md that gives Claude full project context from session one.

Invocation Triggers

Explicit:

  • "create a CLAUDE.md"
  • "my CLAUDE.md is blank"
  • "generate project context"
  • "initialize CLAUDE.md"
  • "set up Claude context for this repo"
  • "fill in my CLAUDE.md"
  • "run the claude-md-starter skill"

Implicit:

  • User pastes a near-empty CLAUDE.md and asks Claude to populate it
  • User keeps re-explaining the same project context at the start of sessions

Run immediately when triggered — no upfront questions before scanning.

Workflow (6 Nodes)

Node Role
1 — Detect Check if CLAUDE.md exists and measure content length
2 — Scan Read signal files from the project root (see references/scan-signals.md)
3 — Infer Draft all sections that can be derived from scanned signals
4 — Grill-me Ask at most 3 questions for what cannot be inferred
5 — Generate Write the full CLAUDE.md using the template in references/claude-md-template.md
6 — Validate Confirm required sections are present and non-placeholder

Node 1 — Detect

Check for CLAUDE.md at the project root.

If not found: Proceed directly to Node 2.

If found and has ≤ 200 characters: Treat as blank — proceed to Node 2.

If found and has > 200 characters: Run the diff-and-merge flow before writing:

  1. Read the existing file

  2. Complete Nodes 2–4 to produce the generated version

  3. Compare section by section — for each of the 8 required sections, classify as:

    • NEW — exists in generated, absent or empty in existing
    • ENHANCED — both versions have content; generated version adds more
    • SAME — both versions have equivalent content
    • CONFLICT — both versions have different non-empty content
  4. Present a diff summary table:

Section              | Existing | Generated | Action
---------------------|----------|-----------|-------
Project Overview     | present  | enhanced  | +additions available
Tech Stack           | absent   | new       | will add
Commands             | present  | enhanced  | +2 commands found
Architecture         | absent   | new       | will add
Code Conventions     | present  | same      | no change
Testing              | absent   | new       | will add
What NOT To Do       | absent   | new       | will add
Environment Setup    | absent   | new       | will add

Read the full file on GitHub · 181 lines

Files

What ships with it

3 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 9d ago First seen · 181 lines · 154 tokens per session scan A 989105fe7eb6

Subscribe to this mod's changes

claude-md-starter is a skill published in the GitHub repository Infrasity-Labs/dev-gtm-claude-skills (124 stars, last pushed 2mo ago), licensed MIT. It adds 154 tokens to every session and 1,959 once invoked, about $0.0008 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 2026-09-03.

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