Agent skill

Head Of Data

by getnao in getnao/sylph

Head of Data agent - creates reportings and ad-hoc analytics using nao MCP tools.

No licenceAuto-check passedAgent Workflows

Install Head Of Data

skills CLI
$ npx skills add getnao/sylph --skill head-of-data -a claude-code

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

GitHub CLI
$ gh skill install getnao/sylph head-of-data --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/getnao/sylph.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.claude/skills/head-of-data .claude/skills/head-of-data && 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
head-of-data
GitHub stars
213
Token cost
~920 tokens
SKILL.md length
478 words
Files
1
Skills in repo
7
Repo updated
First seen
Licence
None found

At a glance

Head of Data agent - creates reportings and ad-hoc analytics using nao MCP tools.

  • Works in 3 steps: Load context → Execute the routine in PROMPT.md. → Deliver results in chat with clickable…
  • Tasks that involve MCP servers
  • SKILL.md covers MCP connectors, Why nao, How to use nao MCP and Steps, plus 3 more sections
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Head Of Data is an agent skill from getnao/sylph. Head of Data agent - creates reportings and ad-hoc analytics using nao MCP tools. Always use asknao to create conversations that persist in nao.

Its SKILL.md is about 920 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 Agent Workflows, covering MCP servers. It works with Model Context Protocol and SQL. The repository describes itself as: The open-source company brain. Run your entire company with AI agents, skills, and a self-improving context.

When your agent uses it

  • Tasks that involve MCP servers

Example prompts

  • “/head-of-data”

Workflow steps

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

  1. Load context
  2. Execute the routine in PROMPT.md.
  3. Deliver results in chat with clickable nao Story/conversation URLs.

What it can do on your machine

Read from SKILL.md and the folder at commit d31a9c0. 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

    Links to these hosts (documentation or services it may open):

    • getnao.io

    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

Head Of Data loads about 920 tokens when it runs. Until then it costs about 40 tokens; SKILL.md has 478 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~40
When it runs · the whole SKILL.md, loaded when a task matches
~920

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

Without a licence we can't republish the file, so here is its outline and opening line. It has 478 words (~920 tokens).

“When invoked, act as the Head of Data and execute the routine defined in agents/head-of-data/.”

— opening of SKILL.md by getnao
name
head-of-data

Read the full SKILL.md on GitHub

Files

Just SKILL.md in .claude/skills/head-of-data of getnao/sylph.

Open the folder on GitHubat commit d31a9c0

Compare with similar skills

Head Of Data 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.

Head Of Data compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Head Of Data this skillgetnao/sylph213—~920Automated safety check: PassNone
Tool Selectiondatabricks-solutions/ai-dev-kit1.9k—~519Automated safety check: PassCustom licence
Meridian MCPMeridiona/meridian396—~967Automated safety check: NotesCustom licence
Google Cloud Storage Basicsgoogle/skills21k—~2.8kAutomated safety check: PassApache-2.0
Exploring MCP SessionsPostHog/posthog40k—~2.1kAutomated safety check: PassCustom licence
Exploring MCP Tool QualityPostHog/posthog40k—~2kAutomated safety check: PassCustom licence

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Categories

Questions about Head Of Data

What does Head Of Data do?

Head of Data agent - creates reportings and ad-hoc analytics using nao MCP tools. Head Of Data is an agent skill from getnao/sylph. Head of Data agent - creates reportings and ad-hoc analytics using nao MCP tools.

When should I use Head Of Data?

Head Of Data fits situations like: tasks that involve MCP servers.

How do I install Head Of Data in Claude Code?

Run `npx skills add getnao/sylph --skill head-of-data -a claude-code`. Or copy the skill folder (.claude/skills/head-of-data in getnao/sylph) into .claude/skills/head-of-data in your project. Claude Code loads it when a task matches its description.

How do I install Head Of Data in Codex?

Run `npx skills add getnao/sylph --skill head-of-data -a codex`. Or copy the skill folder (.claude/skills/head-of-data in getnao/sylph) into .agents/skills/head-of-data in your project. Codex loads it when a task matches its description.

Can I use Head Of Data 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 getnao/sylph --skill head-of-data -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/head-of-data, .gemini/skills/head-of-data, .github/skills/head-of-data and .opencode/skills/head-of-data in your project.

What does Head Of Data need to run?

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

Does Head Of Data access the network?

SKILL.md names 1 domain. As links in the text: getnao.io. This is read from the text; nothing was executed.

Is Head Of Data 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 Head Of Data use?

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

How many tokens does Head Of Data use?

About 920 tokens (SKILL.md is roughly 3.7k 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 Head Of Data?

Skills that share tags, products or a category with Head Of Data: Tool Selection (databricks-solutions/ai-dev-kit, 1.9k stars), Meridian MCP (Meridiona/meridian, 396 stars), Google Cloud Storage Basics (google/skills, 21k stars) and Exploring MCP Sessions (PostHog/posthog, 40k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Head Of Data?

getnao (a GitHub organization) maintains it in getnao/sylph, which has 213 GitHub stars. The repository holds 7 skills in this directory. The repository was last updated on May 21, 2026.

Source: getnao/sylph on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.