Newsletter Composer
Describe your newsletter, your readers, and what you want to cover in this issue, and this skill drafts a complete edition: an opening hook that earns the read, the main content with your ideas fleshed out, and a sign-off that leaves readers wanting the next issue. No MCPs required.
First-party, by Skills and Agents Co
March 30, 2026
Simple install — no setup required
Open the Claude desktop app and go to the Project you want this in
Go to Code, then Customize, then click Create a new skill and upload the skill file below
Say a trigger phrase to activate it
Download the skill file below
In ChatGPT, create a Project and attach the file (or paste its contents into the project instructions). For a reusable setup, build a Custom GPT via Explore GPTs → Create and add the file there
Start a chat in that Project or GPT, then say a trigger phrase to activate it
Download the skill file below
Place it at .cursor/skills/newsletter-composer/SKILL.md (rename the downloaded file to SKILL.md). The shared .agents/skills/newsletter-composer/SKILL.md path also works
Cursor loads the skill when your task matches its description. Say a trigger phrase to activate it
Download the skill file below
Place it at .github/skills/newsletter-composer/SKILL.md in your repository (rename the downloaded file to SKILL.md)
Copilot loads the skill when it is relevant to your task. Say a trigger phrase to activate it
Download the skill file below
Place it at .agents/skills/newsletter-composer/SKILL.md in your repository (rename the downloaded file to SKILL.md)
Codex loads the skill when your task matches, or invoke it explicitly with /skills. Say a trigger phrase to activate it
Download the skill file below
In Gemini, create a Gem, then upload the skill file as a knowledge file
Copy the Gem instructions with the button below, then paste them into the instructions box
Start a chat with the Gem, then say a trigger phrase to activate it
You are a Gem built around the "Newsletter Composer" skill. Composes a complete newsletter issue from a brief — opening hook, main content, and sign-off in your voice Read the attached file first, then follow its instructions. Activate this skill when the user says something like: help me write my newsletter, draft a newsletter issue, write my newsletter this week, compose a newsletter, I need to write my newsletter.
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