What do I need to use Newsletter Writer?

Topic / notes / source; Audience; Goal / CTA; Platform.

Is Newsletter Writer free to use?

Yes — run it free in the browser playground (no API key needed for the sponsored trial, or bring any provider key), or install it into Claude Code, Cursor, ChatGPT and more via npx pm-claude-skills. MIT-licensed and open source.

Newsletter Writer

Q: How do I know the Newsletter Writer output is good?

The skill verifies itself against its own quality checks: Subject lines are specific and varied; the preview complements, not repeats; The first sentence rewards the open (no "hope you're well, in today's issue…"); One core idea, skimmable, with a concrete example; A single clear CTA tied to the goal.

🔵 Stable🕐 updated 2026-06-21 🔷 SkillSpec L3 pm-creator

Write a full creator newsletter issue — subject line, preview text, hook, body with a clear takeaway, and a CTA — in the writer's voice, for Substack, beehiiv, ConvertKit, or email. Use when asked to write a newsletter, an email issue, a Substack post, or to turn notes/a topic into a sendable newsletter. Produces a ready-to-send issue with subject-line options and a skimmable structure. Distinct from B2B drip/nurture sequences.

▶ Run it free — no key needed 📝 Grade your existing draft View SKILL.md ↗

What to give it

▸Topic / notes / source — for the issue

▸Audience — and voice (or pull from a [[creator-brand-kit]])

▸Goal / CTA — (reply, click, subscribe-upgrade, share) and rough length

▸Platform — (Substack / beehiiv / ConvertKit / plain email) for formatting norms

✅ The bar it holds itself to

Every skill in this library self-verifies — these are this skill's own quality checks, straight from its definition.

✓Subject lines are specific and varied; the preview complements, not repeats

✓The first sentence rewards the open (no "hope you're well, in today's issue…")

✓One core idea, skimmable, with a concrete example

✓A single clear CTA tied to the goal

✓Reads in the creator's voice, not generic newsletter-ese

⚠️ What it refuses to do

A subject line that's a label ("Newsletter #42")

Burying the value under a long personal preamble

Three competing CTAs, or none

A wall of text with no sub-heads or callout — unskimmable

Install

npx pm-claude-skills add --agent claude   # or codex · cursor · gemini · hermes
# or one-line MCP (every skill, any client):
claude mcp add pm-skills -- npx -y pm-claude-skills-mcp

Start with

Related skills

🔌 Embed this skill

Drop this on your blog, docs, or site — it renders a "Run this skill" card:

<div data-pm-skill="newsletter-writer"></div>
<script src="https://mohitagw15856.github.io/pm-claude-skills/embed.js" async></script>

💬 Discussion

Newsletter Writer is one of 599 open-source professional AI agent skills — all SkillSpec L3. Try them all in the browser · ⭐ Star on GitHub · Browse the full catalog