Agent skill

Us Stock

by OpenMinis in OpenMinis/MinisSkills

Real-time U.S. An agent skill from OpenMinis/MinisSkills.

MITAuto-check passedBusiness, Finance & HR

Install Us Stock

skills CLI
$ npx skills add OpenMinis/MinisSkills --skill us-stock -a claude-code

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

GitHub CLI
$ gh skill install OpenMinis/MinisSkills us-stock --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/OpenMinis/MinisSkills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/us-stock .claude/skills/us-stock && 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
us-stock
GitHub stars
446
Token cost
~1.4k tokens
SKILL.md length
673 words
Files
1
Skills in repo
49
Repo updated
First seen
Licence
MIT

At a glance

Real-time U.S. An agent skill from OpenMinis/MinisSkills.

  • Works in 7 steps: Set the Desktop Viewport → The Three Major Indices (in parallel,… → VIX Fear Index (navigate in an existing… → …
  • Tasks that involve Stock and market analysis
  • SKILL.md covers Data Source, Query Process, 📊 Real-Time U.S. Stock Market… and Important Notes
  • Reaches google.com

What it does

Us Stock is an agent skill from OpenMinis/MinisSkills. Real-time U.S. stock market quotes. The three major indices (Dow/S&P 500/Nasdaq) + the Magnificent 7 (NVDA/AAPL/MSFT/GOOGL/AMZN/META/TSLA) + the VIX fear index + 0DTE Gamma status analysis. Triggered when users say "U.S. stocks," "check U.S. stocks," "U.S. stock market," "Magnificent 7," "VIX," "fear index," "S&P," "Nasdaq," or "Dow."

Its SKILL.md is about 1.4k 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 Business, Finance & HR, covering Stock and market analysis. The repository describes itself as: Skills collection for Minis. The licence is MIT.

When your agent uses it

  • Tasks that involve Stock and market analysis

Example prompts

  • “U.S. stocks,”
  • “check U.S. stocks,”
  • “U.S. stock market,”
  • “/us-stock”

Workflow steps

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

  1. Set the Desktop Viewport
  2. The Three Major Indices (in parallel, with up to 3 tabs open at once)
  3. VIX Fear Index (navigate in an existing tab; do not open a new tab)
  4. Magnificent 7 (rotate through the existing 3 tabs; do not open new tabs)
  5. 0DTE Gamma Status (optional; check when the user requests it or when broad market volatility is abnormal)
  6. Synthesize the Output
  7. Write to Log

What it can do on your machine

Read from SKILL.md and the folder at commit ae8c5db. 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

    Hosts in commands or code, which the agent is likely to contact:

    • google.com

    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

Us Stock loads about 1.4k tokens when it runs. Until then it costs about 86 tokens; SKILL.md has 673 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~86
When it runs · the whole SKILL.md, loaded when a task matches
~1.4k

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

The full file from OpenMinis/MinisSkills at commit ae8c5db, republished under its MIT licence (© OpenMinis). 673 words, ~1,445 tokens.

Download SKILL.mdSave it as .claude/skills/us-stock/SKILL.md (or your agent's skills folder).
name
us-stock
description
Real-time U.S. stock market quotes. The three major indices (Dow/S&P 500/Nasdaq) + the Magnificent 7 (NVDA/AAPL/MSFT/GOOGL/AMZN/META/TSLA) + the VIX fear index + 0DTE Gamma status analysis. Triggered when users say "U.S. stocks," "check U.S. stocks," "U.S. stock market," "Magnificent 7," "VIX," "fear index," "S&P," "Nasdaq," or "Dow."
version
1.0.0

U.S. Stock Market Quote Lookup

Data Source

Google Finance (browser_use navigate + get_text): no API or login required; returns structured data.

Query Process

Step 0: Set the Desktop Viewport
browser_use set_viewport viewport_width: 1280 viewport_height: 800

Google Finance distinguishes between desktop and mobile versions mainly by viewport width. Setting a wide enough viewport is sufficient to retrieve the full data. This method is compatible across Android and iOS and is not affected by differences in UA enumeration values.

Step 1: The Three Major Indices (in parallel, with up to 3 tabs open at once)

First, open the S&P 500 in the default tab 0:

browser_use navigate https://www.google.com/finance/quote/.INX:INDEXSP?hl=en
browser_use get_text

Then create two new tabs and open the Dow and Nasdaq:

browser_use new_tab
browser_use navigate https://www.google.com/finance/quote/.DJI:INDEXDJX?hl=en
browser_use get_text

browser_use new_tab
browser_use navigate https://www.google.com/finance/quote/.IXIC:INDEXNASDAQ?hl=en
browser_use get_text

Use get_text to extract data from each tab. Extract the key fields: current price, point change, percentage change, open/high/low, and previous close.

Step 2: VIX Fear Index (navigate in an existing tab; do not open a new tab)
browser_use navigate https://www.google.com/finance/quote/VIX:INDEXCBOE?hl=en
browser_use get_text

Key fields: current price, percentage change, previous close, 52-week high/low.

VIX alert thresholds: <15 complacency / 15-20 normal / 20-25 caution / 25+ panic.

Core assessment: VIX absolute level + the day's direction of change. Distinguish a mild VIX rise caused by an individual-stock event such as Broadcom from a VIX spike caused by systemic panic.

Step 3: Magnificent 7 (rotate through the existing 3 tabs; do not open new tabs)

There is no dedicated 4th tab for VIX. First navigate the default/latest tab to NVDA, extract with get_text, then navigate that same tab to the next stock.

Reading order: NVDA → AAPL → MSFT → GOOGL → AMZN → META → TSLA

After each stock is read, navigate to the next stock's URL and use get_text each time.

If AVGO or other popular stocks need to be checked, put them after TSLA. For each stock, extract: price, percentage change, point change, previous close, intraday high/low, and market capitalization.

Step 4: 0DTE Gamma Status (optional; check when the user requests it or when broad market volatility is abnormal)

First close one tab you have already finished reading to free up space (for example, close the VIX tab or the earliest index tab), then open a new tab:

browser_use close_tab
browser_use new_tab
browser_use navigate https://www.google.com/search?q=SPX+gamma+exposure+today+dealer+position&hl=en
browser_use get_text

Extract the Gamma status summary from the AI Overview, focusing on:

  • Gamma Flip level: the S&P level where Gamma shifts from positive to negative
  • Gap between the current SPX level and the Flip (for example, current price 7,583, Flip at 7,550, gap 33 points = 0.4%)
  • Dealer positioning: positive gamma (stable) or negative gamma (amplifies volatility)

GEX risk assessment criteria:

StatusDescriptionRisk
Positive GammaMarket makers move with the trend, buying dips and selling ralliesMarket is stable and volatility is suppressed
Near Flip (0-1%)Golden dividing line, critical zoneOne unexpected event can trigger a Gamma squeeze
Negative GammaMarket makers chase rallies and sell sell-offsVolatility self-amplifies, and pullbacks can easily turn into crashes
Show full SKILL.md (215 more words)Show less
Step 5: Synthesize the Output

Output structure (concise tables + text interpretation):

📊 Real-Time U.S. Stock Market Quotes

Time: YYYY-MM-DD HH:MM ET

Three Major Indices
IndexPriceChangePrevious CloseIntraday
Dowxxx+x.xx%xxxH:xxx L:xxx
S&Pxxx+x.xx%xxxH:xxx L:xxx
Nasdaqxxx+x.xx%xxxH:xxx L:xxx
Fear Index

VIX: xx.xx (change x.xx%) - status assessment (complacency/normal/caution/panic)

Magnificent 7
StockPriceChangeNotes
NVDAxxx+x.xx%Key driver
............
Gamma Status (if queried)

Current SPX price xxx, Gamma Flip at xxx (gap x.xx%), currently Positive/Near Flip/Negative Gamma.

Interpretation

In 2-4 sentences, explain today's main market theme (rotation/crash/range-bound trading), key drivers, and noteworthy risk signals.

Step 6: Write to Log

Use memory_write to record a summary of today's U.S. stock market quotes (the three major indices + VIX + Magnificent 7 + interpretation).

Important Notes

  • U.S. stock market trading hours: 9:30-16:00 ET (daylight saving time = Beijing time 21:30-04:00 the next day; standard time = 22:30-05:00)
  • Mark the timestamps for pre-market/post-market data, and note the comparison with A-share trading hours
  • Google Finance displays Eastern Time, UTC-4 (daylight saving time) or UTC-5 (standard time)
  • Fund/ETF NAVs lag by one day. When querying them, label them as "previous trading day's NAV"
  • VIX futures backwardation is the strongest early warning signal of systemic risk. When it appears, push this signal to memory and alert the user.

© OpenMinis, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in us-stock of OpenMinis/MinisSkills.

Open the folder on GitHubat commit ae8c5db

Compare with similar skills

Us Stock 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.

Us Stock compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Us Stock this skillOpenMinis/MinisSkills446—~1.4kAutomated safety check: PassMIT
Stock APIzhangxiangliang/stock-api2k—~507Automated safety check: PassMIT
Tushare Datazillionare/zillionare3212 repos~2.3kAutomated safety check: PassNone
Tradingview MCPatilaahmettaner/tradingview-mcp5k—~1.3kAutomated safety check: PassMIT
Digital Oraclekomako-workshop/digital-oracle878—~5.9kAutomated safety check: PassMIT
Longbridge Researchhelsome/folio2713 repos~2.1kAutomated safety check: PassMIT

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Questions about Us Stock

What does Us Stock do?

Real-time U.S. An agent skill from OpenMinis/MinisSkills. Us Stock is an agent skill from OpenMinis/MinisSkills.S.

When should I use Us Stock?

Us Stock fits situations like: tasks that involve Stock and market analysis.

How do I install Us Stock in Claude Code?

Run `npx skills add OpenMinis/MinisSkills --skill us-stock -a claude-code`. Or copy the skill folder (us-stock in OpenMinis/MinisSkills) into .claude/skills/us-stock in your project. Claude Code loads it when a task matches its description.

How do I install Us Stock in Codex?

Run `npx skills add OpenMinis/MinisSkills --skill us-stock -a codex`. Or copy the skill folder (us-stock in OpenMinis/MinisSkills) into .agents/skills/us-stock in your project. Codex loads it when a task matches its description.

Can I use Us Stock 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 OpenMinis/MinisSkills --skill us-stock -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/us-stock, .gemini/skills/us-stock, .github/skills/us-stock and .opencode/skills/us-stock in your project.

What does Us Stock need to run?

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

Does Us Stock access the network?

SKILL.md names 1 domain. In commands or code: google.com; the agent is likely to contact it when it follows the instructions. This is read from the text; nothing was executed.

Is Us Stock 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 Us Stock use?

Us Stock is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Us Stock use?

About 1.4k tokens (SKILL.md is roughly 5.8k 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 Us Stock?

Skills that share tags, products or a category with Us Stock: Stock API (zhangxiangliang/stock-api, 2k stars), Tushare Data (zillionare/zillionare, 321 stars), Tradingview MCP (atilaahmettaner/tradingview-mcp, 5k stars) and Digital Oracle (komako-workshop/digital-oracle, 878 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Us Stock?

OpenMinis (a GitHub organization) maintains it in OpenMinis/MinisSkills, which has 446 GitHub stars. The repository holds 49 skills in this directory. The repository was last updated on October 7, 2026.

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