Details
Overview
Platforms: X (Twitter) Skill is an open-source Agent Skill from the kostja94/marketing-skills collection (MIT). It teaches AI coding agents focused marketing / SEO workflows so they can produce production-ready guidance instead of generic advice.
Guides X post copy creation and optimization. Use for generating publish-ready posts, threads, and content that performs on X. Suitable for copy agents, design agents (image specs), and video agents (video post specs).
This skill enables agents to generate X post copy that can be published directly. Output includes character-counted text, thread structure, and platform-compliant formatting.
Official skill id: twitter-x-posts. Source path: skills/platforms/x.
Key Features
- S: tructure: 3-5 connected posts; number as 1/5, 2/5, etc.
- F: irst post: Strong hook; no "thread" in first line
- L: ast post: CTA, summary, or question
- E: ach post: ~80 chars; can stand alone
- E: xposure: 2-4x vs text
- L: ength: 8-30s short video preferred
How to Use
- Use a Skill-compatible agent such as Claude Code, Cursor, or Codex.
- Install from the terminal (Node.js required):
npx skills add https://github.com/kostja94/marketing-skills --skill x
Or paste the install prompt from this tool page into your agent and ask it to install for you. 3. Restart / reload the agent so the new Skill is loaded. 4. Invoke the Skill with its slash commands or by asking the agent to run the workflow described in Overview / Key Features. 5. Review outputs before publishing — treat model-generated copy, images, and data as drafts.
Pricing
| Plan | Billing | Price | Notes |
|---|---|---|---|
| Open source | — | Free | MIT license; install via npx skills add |
| Full pack | — | Free | Optional: install the entire marketing-skills repo |
No paid tiers. Check the GitHub repository for license and updates.
Best For
Marketers, indie hackers, ecommerce / SaaS founders, and SEO operators who want agents to execute a specific marketing task with structured best practices.
Trigger context from the skill author: When the user wants to create X (Twitter) post copy, threads, or optimize for X platform. Also use when the user mentions "X post," "X thread," "Twitter post," "Twitter thread," "tweet," "tweet copy," "thread," "X marketing," "X content," "post to X," "create X post," or "X post copy." For long-form source, use…
FAQ
How do I install this skill?
npx skills add https://github.com/kostja94/marketing-skills --skill twitter-x-posts
Or copy the skill folder into .cursor/skills/, .agents/skills/, or .claude/skills/.
Does this skill run code on my machine?
No. Skills in this collection are pure Markdown instructions for agents — no executable payloads.
Can I install only this skill instead of the full pack?
Yes. Prefer --skill twitter-x-posts for a single task. Install 2–3 related skills per job rather than the entire library.
Where should I add project context?
Copy templates/project-context.md from the repo into .cursor/ or .claude/ and fill in product, audience, and brand details so outputs stay tailored.