Write hooks for a specific ad — the first three seconds that earn the click and the watch.

Custom licenceAuto-check passed

Install Hooks

skills CLI
$ npx skills add real-simple-labs/parker-brain --skill hooks -a claude-code

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

GitHub CLI
$ gh skill install real-simple-labs/parker-brain hooks --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/real-simple-labs/parker-brain.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/hooks .claude/skills/hooks && 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
hooks
GitHub stars
100
Token cost
~3.5k tokens
SKILL.md length
2,070 words
Files
21
Skills in repo
20
Repo updated
First seen
Licence
Custom licence

At a glance

Write hooks for a specific ad — the first three seconds that earn the click and the watch.

  • Works in 9 steps: Load brand context — strategy first. The… → Identify ICP and emotion first. Before… → Run strategy.md to pick the hook… → …
  • SKILL.md covers Goal, What you are working from, How this skill runs and Output structure, plus 1 more section
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Hooks is an agent skill from real-simple-labs/parker-brain. Write hooks for a specific ad — the first three seconds that earn the click and the watch. Uses the proven hook formats from the canonical taxonomy, picks the right one for the brand and audience, and produces hooks built around a specific ICP and emotion.

Its SKILL.md is about 3.5k tokens, which your agent loads only when the skill is triggered. The skill folder holds 21 other files (for example `processes/INDEX.md`, `processes/authority-expert.md` and `processes/comment-response.md`).

Example prompts

  • “/hooks”

Workflow steps

9 steps, taken from the first numbered list in SKILL.md.

  1. Load brand context — strategy first. The brand's committed strategy (strategy/ — the working thesis, the roadmap's persona and messaging…
  2. Identify ICP and emotion first. Before picking any format, name the specific person and the specific emotion the hook will activate. If…
  3. Run strategy.md to pick the hook format(s). Different brand types, awareness stages, and emotional drivers point to different formats. The…
  4. Load and execute the picked process file(s). Each format process holds the writing playbook for that family of hooks — execute it against…
  5. Write the hooks. Typically 2-4 hook recommendations per request, with deep justification on each. Quality over quantity.
  6. Run the must-haves check. Every hook must pass relevance, clear promise, zero confusion, emotional targeting, and native format.
  7. You run the two review gates yourself, now, before you present anything — this is a step you execute, not a thing that happens for you…
  8. Run the voice review gate. Spawn the creative-voice-review agent (defined at .claude/agents/creative-voice-review.md) on the finished hook…
  9. Format output per the structure below.

What it can do on your machine

Read from SKILL.md and the folder at commit 62c4f72. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    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

Hooks loads about 3.5k tokens when it runs. Until then it costs about 66 tokens; SKILL.md has 2,070 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~66
When it runs · the whole SKILL.md, loaded when a task matches
~3.5k

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 passed

The automated check found no risky patterns in SKILL.md.

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

Its licence (Custom licence) doesn't allow us to republish the file, so here is its outline and opening line. It has 2,070 words (~3,510 tokens).

“Write the first three seconds of an ad — the moment that earns relevant attention or loses it. The hook is the gate. If the hook fails, the rest of the ad does not matter. The skill picks the right…”

— opening of SKILL.md by real-simple-labs, Custom licence
name
hooks
triggers
write me a hook, write hooks for this ad, new hook ideas, give me hook variations, what hook should I test, help me write the opening, first three seconds of…

Read the full SKILL.md on GitHub

Files

SKILL.md and 20 other files in .claude/skills/hooks of real-simple-labs/parker-brain.

  • SKILL.md
  • processes/INDEX.md
  • processes/authority-expert.md
  • processes/comment-response.md
  • processes/comparison.md
  • processes/controversy-anti-traditional.md
  • processes/conversational-native-format.md
  • processes/demographic-qualification.md
  • processes/educational-teach-in-timeframe.md
  • processes/how-do-i-know-if.md
  • processes/investment-journey.md
  • processes/multi-hook-stacking.md
  • processes/pov-emotional-relatability.md
  • processes/question-curiosity-gap.md
  • processes/reaction.md
  • processes/scam-trust-flip.md
  • processes/speed-transformation.md
  • processes/storytelling-narrative.md
  • processes/trigger-event.md
  • processes/viral-social-proof.md
  • … and 1 more

Open the folder on GitHubat commit 62c4f72

Compare with similar skills

Hooks 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.

Hooks compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Hooks this skillreal-simple-labs/parker-brain100—~3.5kAutomated safety check: PassCustom licence
Performing Second Order SQL Injectionmukul975/Anthropic-Cybersecurity-Skills34k—~2.3kAutomated safety check: WarnApache-2.0
Second Braincoreyhaines31/makerskills850—~3kAutomated safety check: PassMIT
Second Brain Queryundefined-ui/second-brain-os1k—~550Automated safety check: PassMIT
Second Brain Reviewundefined-ui/second-brain-os1k—~550Automated safety check: PassMIT
Second Brain Ingestundefined-ui/second-brain-os1k—~873Automated safety check: PassMIT

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Questions about Hooks

What does Hooks do?

Write hooks for a specific ad — the first three seconds that earn the click and the watch. Hooks is an agent skill from real-simple-labs/parker-brain. Write hooks for a specific ad — the first three seconds that earn the click and the watch.

How do I install Hooks in Claude Code?

Run `npx skills add real-simple-labs/parker-brain --skill hooks -a claude-code`. Or copy the skill folder (.claude/skills/hooks in real-simple-labs/parker-brain) into .claude/skills/hooks in your project. Claude Code loads it when a task matches its description.

How do I install Hooks in Codex?

Run `npx skills add real-simple-labs/parker-brain --skill hooks -a codex`. Or copy the skill folder (.claude/skills/hooks in real-simple-labs/parker-brain) into .agents/skills/hooks in your project. Codex loads it when a task matches its description.

Can I use Hooks 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 real-simple-labs/parker-brain --skill hooks -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/hooks, .gemini/skills/hooks, .github/skills/hooks and .opencode/skills/hooks in your project.

What does Hooks need to run?

SKILL.md names no scripts, command-line tools or credentials: Hooks is instructions for the agent only.

Does Hooks 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 Hooks safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Hooks use?

Hooks has a licence file (the repository's licence) that doesn't match a standard licence. Read it on GitHub before reusing the skill.

How many tokens does Hooks use?

About 3.5k tokens (SKILL.md is roughly 14k 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 Hooks?

Skills that share tags, products or a category with Hooks: Performing Second Order SQL Injection (mukul975/Anthropic-Cybersecurity-Skills, 34k stars), Second Brain (coreyhaines31/makerskills, 850 stars), Second Brain Query (undefined-ui/second-brain-os, 1k stars) and Second Brain Review (undefined-ui/second-brain-os, 1k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Hooks?

real-simple-labs (a GitHub organization) maintains it in real-simple-labs/parker-brain, which has 100 GitHub stars. The repository holds 20 skills in this directory. The repository was last updated on October 9, 2026.

Source: real-simple-labs/parker-brain on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.