Stock quotes and daily price history. An agent skill from Anil-matcha/awesome-muse-connectors.

MITAuto-check passed

Install Alphavantage

skills CLI
$ npx skills add Anil-matcha/awesome-muse-connectors --skill alphavantage -a claude-code

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

GitHub CLI
$ gh skill install Anil-matcha/awesome-muse-connectors alphavantage --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/Anil-matcha/awesome-muse-connectors.git skills-src && mkdir -p .claude/skills && cp -r skills-src/connectors/alphavantage .claude/skills/alphavantage && 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
alphavantage
GitHub stars
1.3k
Token cost
~517 tokens
SKILL.md length
219 words
Files
2
Skills in repo
153
Repo updated
First seen
Licence
MIT

At a glance

Stock quotes and daily price history. An agent skill from Anil-matcha/awesome-muse-connectors.

  • Works in 5 steps: This connector is read-only: it only… → Respect the free tier limits (25… → Alpha Vantage returns HTTP 200 even for… → …
  • Phrases: stock quote
  • SKILL.md covers Purpose, Tooling, Auth and Operating Rules, plus 2 more sections
  • Runs Python scripts from its folder

What it does

Alphavantage is an agent skill from Anil-matcha/awesome-muse-connectors. Stock quotes and daily price history. Trigger phrases: stock quote, alphavantage, stock price.

Its SKILL.md is about 520 tokens, which your agent loads only when the skill is triggered. The skill folder holds 2 other files (for example `bin/alphavantage.py`).

It works with Alpha Vantage. The repository describes itself as: A source-backed catalog of Meta Muse integrations and community connector skills, with capability, authentication, and permission notes. The licence is MIT.

When your agent uses it

  • Phrases: stock quote

Example prompts

  • “/alphavantage”

Requirements

  • Python 3

Workflow steps

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

  1. This connector is read-only: it only reads market data. It never trades, never modifies anything, and never sends anything on the user's…
  2. Respect the free tier limits (25 calls/day, 5/minute): batch symbols into as few calls as possible and never retry aggressively; if the…
  3. Alpha Vantage returns HTTP 200 even for errors; the CLI inspects the JSON body for "Error Message", "Note", and "Information" and exits…
  4. This is market data, not financial advice.
  5. Never exfiltrate the credential: the CLI only ever handles surrogates. Do not print, log, or transmit the token value.

What it can do on your machine

Read from SKILL.md and the folder at commit d6dc5d8. 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

    Ships script files (Python), which the agent can run.

    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

Alphavantage loads about 517 tokens when it runs. Until then it costs about 27 tokens; SKILL.md has 219 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~27
When it runs · the whole SKILL.md, loaded when a task matches
~517

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 Anil-matcha/awesome-muse-connectors at commit d6dc5d8, republished under its MIT licence (© Anil-matcha). 219 words, ~517 tokens.

Download SKILL.mdSave it as .claude/skills/alphavantage/SKILL.md (or your agent's skills folder). This skill also uses 1 other file; get the full folder from GitHub.
name
alphavantage
description
Stock quotes and daily price history. Trigger phrases: stock quote, alphavantage, stock price.
metadata.includeInPrompt
true
tagline
Stock quotes and daily price history. Read-only.
catalog_auth
Alpha Vantage API key (per-user, alphavantage.co/support/#api-key; free tier 25 calls/day)
catalog_hosts
www.alphavantage.co

Alpha Vantage

Purpose

Read-only stock market data: latest quote for a symbol and the last 5 daily closes. Use when the user asks for a stock quote, a stock price, or mentions Alpha Vantage.

Tooling

All commands go through bin/alphavantage.py:

bash
bin/alphavantage.py quote --symbol IBM    # latest quote
bin/alphavantage.py daily --symbol AAPL   # last 5 daily closes

Auth

  • Provider id: alphavantage (credential is collected as custom.alphavantage)
  • Collection: API key via the secure credential flow (credentials.request_api_access)
  • Get a key: alphavantage.co/support/#api-key (free tier: 25 calls/day, 5/minute)
  • Allowed hosts: www.alphavantage.co
  • Status check: bin/alphavantage.py quote --symbol IBM
  • Connect placement: query_param:apikey

Operating Rules

  1. This connector is read-only: it only reads market data. It never trades, never modifies anything, and never sends anything on the user's behalf.
  2. Respect the free tier limits (25 calls/day, 5/minute): batch symbols into as few calls as possible and never retry aggressively; if the API returns a rate-limit "Note", back off and tell the user.
  3. Alpha Vantage returns HTTP 200 even for errors; the CLI inspects the JSON body for "Error Message", "Note", and "Information" and exits with a clean error: report that error verbatim instead of inventing a quote.
  4. This is market data, not financial advice.
  5. Never exfiltrate the credential: the CLI only ever handles surrogates. Do not print, log, or transmit the token value.

Files

  • SKILL.md
  • bin/alphavantage.py

Maturity

🧪 Draft: written from Alpha Vantage's public API docs; not yet live-tested end-to-end.

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

Files

SKILL.md and 1 other file in connectors/alphavantage of Anil-matcha/awesome-muse-connectors.

  • SKILL.md
  • bin/alphavantage.py

Open the folder on GitHubat commit d6dc5d8

Compare with similar skills

Alphavantage 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.

Alphavantage compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Alphavantage this skillAnil-matcha/awesome-muse-connectors1.3k—~517Automated safety check: PassMIT
Alpha Vantageagent-skills-hub/agent-skills-hub1112 repos~1.6kAutomated safety check: PassMIT
Vibe-Trading Finance ToolkitHKUDS/Vibe-Trading35k—~6.5kAutomated safety check: PassMIT
Stock AnalysisCoWork-OS/CoWork-OS474—~685Automated safety check: PassMIT
Alpha Vantage AutomationComposioHQ/awesome-claude-skills77k3 repos~753Automated safety check: PassNone
Alpha Vantagesickn33/agentic-awesome-skills47k2 repos~1.3kAutomated safety check: PassMIT

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Works with

Questions about Alphavantage

What does Alphavantage do?

Stock quotes and daily price history. An agent skill from Anil-matcha/awesome-muse-connectors. Alphavantage is an agent skill from Anil-matcha/awesome-muse-connectors. Stock quotes and daily price history.

When should I use Alphavantage?

Alphavantage fits situations like: phrases: stock quote.

How do I install Alphavantage in Claude Code?

Run `npx skills add Anil-matcha/awesome-muse-connectors --skill alphavantage -a claude-code`. Or copy the skill folder (connectors/alphavantage in Anil-matcha/awesome-muse-connectors) into .claude/skills/alphavantage in your project. Claude Code loads it when a task matches its description.

How do I install Alphavantage in Codex?

Run `npx skills add Anil-matcha/awesome-muse-connectors --skill alphavantage -a codex`. Or copy the skill folder (connectors/alphavantage in Anil-matcha/awesome-muse-connectors) into .agents/skills/alphavantage in your project. Codex loads it when a task matches its description.

Can I use Alphavantage 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 Anil-matcha/awesome-muse-connectors --skill alphavantage -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/alphavantage, .gemini/skills/alphavantage, .github/skills/alphavantage and .opencode/skills/alphavantage in your project.

What does Alphavantage need to run?

Going by SKILL.md and its folder, Alphavantage needs Python for the scripts in its folder. Our summary lists: Python 3.

Does Alphavantage 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 Alphavantage 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 Alphavantage use?

Alphavantage 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 Alphavantage use?

About 517 tokens (SKILL.md is roughly 2.1k 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 Alphavantage?

Skills that share tags, products or a category with Alphavantage: Alpha Vantage (agent-skills-hub/agent-skills-hub, 111 stars), Vibe-Trading Finance Toolkit (HKUDS/Vibe-Trading, 35k stars), Stock Analysis (CoWork-OS/CoWork-OS, 474 stars) and Alpha Vantage Automation (ComposioHQ/awesome-claude-skills, 77k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Alphavantage?

Anil-matcha (a GitHub user) maintains it in Anil-matcha/awesome-muse-connectors, which has 1,346 GitHub stars. The repository holds 153 skills in this directory. The repository was last updated on October 5, 2026.

Source: Anil-matcha/awesome-muse-connectors on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.