Agent skill

Post Writer

by Blotato-Inc in Blotato-Inc/blotato-skills

Write a complete social media post (hook + body + CTA) from a topic or idea, sized for the target platform.

No licenceAuto-check: warningsWriting & Content

Install Post Writer

The automated check flagged lines worth reading first. See the safety section below.

skills CLI
$ npx skills add Blotato-Inc/blotato-skills --skill post-writer -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install Blotato-Inc/blotato-skills post-writer --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/Blotato-Inc/blotato-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/blotato/skills/post-writer .claude/skills/post-writer && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
post-writer
GitHub stars
183
Token cost
~2.7k tokens
SKILL.md length
1,526 words
Files
1
Skills in repo
8
Repo updated
First seen
Licence
None found

At a glance

Write a complete social media post (hook + body + CTA) from a topic or idea, sized for the target platform.

  • Works in 9 steps: Load context → Pick a hook pattern → 5: Iterate on the hook (CRITICAL) → …
  • Write me a post about X
  • SKILL.md covers When to Activate, Workflow, Platform Constraints… and What NOT to Do
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Post Writer is an agent skill from Blotato-Inc/blotato-skills. Write a complete social media post (hook + body + CTA) from a topic or idea, sized for the target platform. Reads brand-brief.md for voice and audience context, applies proven hook patterns, and auto-runs post-grader as a final quality pass before returning the post. Triggers on "write me a post about X," "draft a [platform] post," or any specific writing request with a topic.

Its SKILL.md is about 2.7k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Writing & Content, covering Social media posts. The repository describes itself as: Free Blotato Claude skills — plugin marketplace. Install: /plugin marketplace add Blotato-Inc/blotato-skills.

When your agent uses it

  • Write me a post about X
  • Draft a [platform] post
  • Any specific writing request with a topic

Example prompts

  • “write me a post about X,”
  • “draft a [platform] post,”
  • “/post-writer”

Requirements

  • Pre-approved tools (allowed-tools): Read, Write, Edit, Glob, AskUserQuestion

Workflow steps

9 steps, taken from the step headings in SKILL.md.

  1. Load context
  2. Pick a hook pattern
  3. 5: Iterate on the hook (CRITICAL)
  4. Draft the body
  5. Add the CTA
  6. 5: Match the CTA to the platform's algorithm
  7. Apply universal voice rules
  8. Auto-invoke post-grader
  9. Return the final post

What it can do on your machine

Read from SKILL.md and the folder at commit 5d6f76f. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves these tools, so the agent can use them without asking each time:

    • Read
    • Write
    • Edit
    • Glob
    • AskUserQuestion

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Post Writer loads about 2.7k tokens when it runs. Until then it costs about 98 tokens; SKILL.md has 1,526 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~98
When it runs · the whole SKILL.md, loaded when a task matches
~2.7k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check: warnings

The automated check found patterns that need a careful read before installing.

  • WarningContains instruction-override wording (e.g. “without asking the user”)SKILL.md:24
    brand-brief` skill to capture it now.** Don't tell the user to "run brand-brief first" — just walk them through the brie

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

Without a licence we can't republish the file, so here is its outline and opening line. It has 1,526 words (~2,685 tokens).

“You take an idea and a platform, and return a finished post: hook, body, CTA. The output is graded and improved before the user sees it. They get a polished draft, not a first draft.”

— opening of SKILL.md by Blotato-Inc
name
post-writer
allowed-tools
Read, Write, Edit, Glob, AskUserQuestion
argument-hint
[topic or idea] [platform]

Read the full SKILL.md on GitHub

Files

Just SKILL.md in blotato/skills/post-writer of Blotato-Inc/blotato-skills.

Open the folder on GitHubat commit 5d6f76f

Compare with similar skills

Post Writer next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Post Writer compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Post Writer this skillBlotato-Inc/blotato-skills183—~2.7kAutomated safety check: WarnNone
Socialcoreyhaines31/marketingskills54k4 repos~4.5kAutomated safety check: PassMIT
Social Contentfreekmurze/dotfiles1k23 repos~2.1kAutomated safety check: PassNone
Linkedin Marketingsergebulaev/linkedin-skills4.4k1 repos~3.2kAutomated safety check: NotesMIT
Linkedin Content Plannersergebulaev/linkedin-skills4.4k1 repos~2.1kAutomated safety check: PassMIT
Typefullyfreekmurze/dotfiles1k1 repos~3.4kAutomated safety check: NotesNone

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  • Social

    coreyhaines31/marketingskills

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    54k GitHub starsUsed in 4 repos~4.5k tokens
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  • Social Content

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More from Blotato-Inc/blotato-skills

All 8 skills in this repo
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  • Content Coach

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  • Generate

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  • Post Scheduler

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    183 GitHub stars~2.6k tokensUpdated 1 mo ago
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  • Repurpose

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    Turns one long-form input (blog post, newsletter, YouTube transcript, or script) into 3 platform-native LinkedIn posts, 5 X/Twitter threads, and 2 short-form video scripts for Reels/TikTok.

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  • Post Grader

    Blotato-Inc/blotato-skills

    Grade a social media post for VIRALITY. An agent skill from Blotato-Inc/blotato-skills.

    183 GitHub stars~1.9k tokensUpdated 1 mo ago
    Auto-check passed

Questions about Post Writer

What does Post Writer do?

Write a complete social media post (hook + body + CTA) from a topic or idea, sized for the target platform. Post Writer is an agent skill from Blotato-Inc/blotato-skills. Write a complete social media post (hook + body + CTA) from a topic or idea, sized for the target platform.

When should I use Post Writer?

Post Writer fits situations like: write me a post about X; draft a [platform] post; any specific writing request with a topic.

How do I install Post Writer in Claude Code?

Run `npx skills add Blotato-Inc/blotato-skills --skill post-writer -a claude-code`. Or copy the skill folder (blotato/skills/post-writer in Blotato-Inc/blotato-skills) into .claude/skills/post-writer in your project. Claude Code loads it when a task matches its description.

How do I install Post Writer in Codex?

Run `npx skills add Blotato-Inc/blotato-skills --skill post-writer -a codex`. Or copy the skill folder (blotato/skills/post-writer in Blotato-Inc/blotato-skills) into .agents/skills/post-writer in your project. Codex loads it when a task matches its description.

Can I use Post Writer in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add Blotato-Inc/blotato-skills --skill post-writer -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/post-writer, .gemini/skills/post-writer, .github/skills/post-writer and .opencode/skills/post-writer in your project.

What does Post Writer need to run?

SKILL.md names no scripts, command-line tools or credentials: Post Writer is instructions for the agent only. Its frontmatter pre-approves these tools: Read, Write, Edit, Glob, AskUserQuestion.

Does Post Writer access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Post Writer safe to install?

Our automated static check of SKILL.md flagged 1 warning(s): contains instruction-override wording (e.g. “without asking the user”). Read the flagged lines before installing; the check is not a guarantee either way.

What licence does Post Writer use?

No licence was found for Post Writer or its repository. Without one, default copyright applies: ask the author before reusing or redistributing it.

How many tokens does Post Writer use?

About 2.7k tokens (SKILL.md is roughly 11k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Post Writer?

Skills that share tags, products or a category with Post Writer: Social (coreyhaines31/marketingskills, 54k stars), Social Content (freekmurze/dotfiles, 1k stars), Linkedin Marketing (sergebulaev/linkedin-skills, 4.4k stars) and Linkedin Content Planner (sergebulaev/linkedin-skills, 4.4k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Post Writer?

Blotato-Inc (a GitHub organization) maintains it in Blotato-Inc/blotato-skills, which has 183 GitHub stars. The repository holds 8 skills in this directory. The repository was last updated on August 18, 2026.

Source: Blotato-Inc/blotato-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.