health-sleep-analysis

health-sleep-analysis is a skill for Claude Code, Codex from OpenMinis/MinisSkills. It costs 0 tokens per session (3,139 once invoked), scanned A, original, MIT.

A tool for examining sleep and related health measurements stored in Apple Health, including sleep stages, blood oxygen, heart rate, and heart-rate variability.

In plain words
What is it for?
Use it to create seven-day sleep reports, monthly trends, and analyses of sleep duration, bedtime patterns, blood oxygen, resting heart rate, and HRV.
Why use it?
It turns raw health records into sleep summaries and trends that are easier to review over days or weeks.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Needs its repository: it runs a file that does not travel with it, so clone the repository first. The line is python3 /var/minis/skills/health-sleep-analysis/cardiac_analysis.py.

Good fit Use it to create seven-day sleep reports, monthly trends, and analyses of sleep duration, bedtime patterns, blood oxygen, resting heart rate, and HRV.

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Install

Getting it into your agent

It runs from inside its repository, so the clone comes first — what it calls does not travel with the file alone.

Clone the repo
git clone --depth 1 https://github.com/OpenMinis/MinisSkills
agentmods
npx agentmods add skills/openminis/minisskills/health-sleep-analysis

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for health-sleep-analysis

README.md
[![agentmods](https://agentmods.dev/badge/skills/openminis/minisskills/health-sleep-analysis/github.svg)](https://agentmods.dev/skills/openminis/minisskills/health-sleep-analysis)
Your own site
<a href="https://agentmods.dev/skills/openminis/minisskills/health-sleep-analysis"><img src="https://agentmods.dev/badge/skills/openminis/minisskills/health-sleep-analysis/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for health-sleep-analysis

Your own site · 80×15
<a href="https://agentmods.dev/skills/openminis/minisskills/health-sleep-analysis"><img src="https://agentmods.dev/badge/skills/openminis/minisskills/health-sleep-analysis.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 0 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,139 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector pass 7 Sept 2026
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00000 $0.03139
Opus 5 $0.00000 $0.01570
Sonnet 5 $0.00000 $0.00628
Haiku 4.5 $0.00000 $0.00314

Measured 11d ago against content hash 7653e18d71cf, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

health-sleep-analysis scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 11d ago.

The scan reads SKILL.md. This mod also ships 5 executable files (sleep_halfyear.py, sleep_longterm_librsvg.py, sleep_month_trend_librsvg.py, …), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

health-sleep-analysis/SKILL.md · 299 lines

How it starts

The opening of the file, as written. The whole thing — 299 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Sleep Health Analysis Skill

Fetch sleep, SpO2, heart rate, and HRV data from Apple HealthKit, analyze it, and produce visual reports.

Language Rules (IMPORTANT)

Detect the language of the user's message and apply it consistently throughout the entire response:

  • Written analysis, conclusions, health advice -> user's language
  • Chart/image text labels, titles, axes, legend, insight cards, footer -> user's language
  • Code, script internals, variable names -> English (always)
  • When rendering SVG charts: pass a --lang argument to the rendering scripts; the scripts will localize all on-chart text automatically

Supported --lang values: zh (Chinese, default), en (English), ja (Japanese) If the user writes in another language, fall back to en for chart text and reply in their language.


Pre-built Scripts (call directly, no rewriting needed)

Script Purpose
sleep_report_data.py Extract 7-day report JSON from raw HealthKit data
sleep_report_librsvg.py Render 7-day weekly report card -> SVG + PNG via rsvg-convert
sleep_month_trend_librsvg.py Render 30-day monthly trend -> SVG + PNG via rsvg-convert
sleep_halfyear.py Long-term trend (30+ days), matplotlib charts
cardiac_analysis.py Cardiac health: RHR, HRV, SpO2, max HR

Quick Start

Step 1 - Install dependencies

apk add rsvg-convert font-noto-cjk -q
python3 -c "import matplotlib, numpy" 2>/dev/null || apk add py3-matplotlib py3-numpy -q

Step 2 - Fetch data (write to /tmp to avoid workspace sync delay)

# 7-day weekly report
apple-healthkit sleep --days 8 --compact -q > /tmp/sleep_raw.json
apple-healthkit blood-oxygen --days 8 --limit 2000 --compact -q > /tmp/spo2_raw.json

# 30-day monthly trend
apple-healthkit sleep --days 31 --compact -q > /tmp/sleep_raw.json
apple-healthkit blood-oxygen --days 31 --limit 5000 --compact -q > /tmp/spo2_raw.json

Important: Always write raw data to /tmp/ first, not /var/minis/workspace/. The workspace directory has an iSH to iOS sync delay that causes stale reads. Copy to the workspace only after scripts finish.

Read the full file on GitHub · 299 lines

Files

What ships with it

5 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 11d ago First seen · 299 lines · 0 tokens per session scan A 7653e18d71cf

Subscribe to this mod's changes

health-sleep-analysis is a skill published in the GitHub repository OpenMinis/MinisSkills (409 stars, last pushed 7d ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 3,139 tokens. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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