Official agent skill

Alpaca

by zapier in zapier/connectors

Agent-callable Alpaca trading tools — place and manage stock, crypto, and options orders, read account balances, positions, and portfolio history, look up assets and market hours, and read watchlists.

OfficialElastic-2.0Auto-check passedProductivity & Automation

Install Alpaca

skills CLI
$ npx skills add zapier/connectors --skill alpaca -a claude-code

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

GitHub CLI
$ gh skill install zapier/connectors alpaca --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/zapier/connectors.git skills-src && mkdir -p .claude/skills && cp -r skills-src/apps/alpaca .claude/skills/alpaca && 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
alpaca
GitHub stars
177
Token cost
~4.6k tokens
SKILL.md length
1,560 words
Files
76 (incl. scripts, references)
Skills in repo
29
Repo updated
First seen
Licence
Elastic-2.0

At a glance

Agent-callable Alpaca trading tools — place and manage stock, crypto, and options orders, read account balances, positions, and portfolio history, look up assets and market hours, and read watchlists.

  • The user mentions Alpaca
  • SKILL.md covers When to use this, Setup, Scripts and Disambiguation & refusals, plus 3 more sections
  • Runs TypeScript and JavaScript scripts from its folder; calls npm, npx and git
  • Inspect a brokerage account

What it does

Alpaca is an agent skill from zapier/connectors, published by the product's own GitHub organization. Agent-callable Alpaca trading tools — place and manage stock, crypto, and options orders, read account balances, positions, and portfolio history, look up assets and market hours, and read watchlists. Use when the user mentions Alpaca or wants to trade or inspect a brokerage account, even if they don't name Alpaca explicitly.

Its SKILL.md is about 4.6k tokens, which your agent loads only when the skill is triggered. The skill folder holds 79 other files, including scripts and reference files (for example `.claude-plugin/plugin.json`, `.mcp.json` and `CHANGELOG.md`). Compatibility notes: Run npm install --omit=dev in this directory, then node cli.js. The TypeScript source needs Node.js 22.18+; on older Node, run cli.js for build-it-yourself /…

It sits in Productivity & Automation. It works with Zapier and Alpaca. The repository describes itself as: Connect your agent to the apps you already use - with or without Zapier.

When your agent uses it

  • The user mentions Alpaca
  • Inspect a brokerage account
  • Even if they dont name Alpaca explicitly

Example prompts

  • “/alpaca”

Requirements

  • Node.js
  • Compatibility (from SKILL.md): Run `npm install --omit=dev` in this directory, then `node cli.js`. The TypeScript source needs Node.js 22.18+; on older Node, run `cli.js` for build-it-yourself / prebuilt / alternative-runtime options.

What it can do on your machine

Read from SKILL.md and the folder at commit e48d26f. 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 1 file in scripts/ (TypeScript and JavaScript, from the files we listed), which the agent can run.

    Shell commands in SKILL.md call:

    • npm
    • npx
    • git

    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):

    • alpaca.markets
    • docs.alpaca.markets
    • agentskills.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.

  • Compatibility

    Run `npm install --omit=dev` in this directory, then `node cli.js`. The TypeScript source needs Node.js 22.18+; on older Node, run `cli.js` for build-it-yourself / prebuilt / alternative-runtime options.

    From compatibility in the SKILL.md frontmatter.

Context cost

Alpaca loads about 4.6k tokens when it runs, and up to ~15k if it reads all its reference files. Until then it costs about 84 tokens; SKILL.md has 1,560 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~84
When it runs · the whole SKILL.md, loaded when a task matches
~4.6k
With references · SKILL.md plus every file in references/, read only if the agent opens them
~15k

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); the scripts in this folder are not scanned.

SKILL.md

Its licence (Elastic-2.0) doesn't allow us to republish the file, so here is its outline and opening line. It has 1,560 words (~4,581 tokens).

“Tools for trading on Alpaca against the Trading API: place and manage stock, crypto, and options orders; read account balances, positions, portfolio history, and activities; look up assets, market hours, and option contracts; and read watchlists. 25 scripts across account…”

— opening of SKILL.md by zapier, Elastic-2.0
name
alpaca
compatibility
Run `npm install --omit=dev` in this directory, then `node cli.js`. The TypeScript source needs Node.js 22.18+; on older Node, run `cli.js` for build-it-yourself / prebuilt / alternative-runtime options.
license
Elastic-2.0
metadata.source
https://github.com/zapier/connectors/blob/main/apps/alpaca/SKILL.md
metadata.title
Alpaca
metadata.api-docs
https://docs.alpaca.markets/reference
metadata.zapier-app-key
AlpacaCLIAPI

Read the full SKILL.md on GitHub

Files

SKILL.md and 75 other files (scripts, references) in apps/alpaca of zapier/connectors.

  • SKILL.md
  • .claude-plugin/plugin.json
  • .mcp.json
  • CHANGELOG.md
  • LICENSE
  • NOTICE
  • README.md
  • cli.js
  • cli.ts
  • connections.ts
  • evals/evals.json
  • evals/results.md
  • index.ts
  • lib/alpaca.ts
  • package.json
  • references/alpaca-api-gotchas.md
  • references/use-as-cli.md
  • … and 59 more

Open the folder on GitHubat commit e48d26f

Compare with similar skills

Alpaca 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.

Alpaca compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Alpaca this skillzapier/connectors177—~4.6kAutomated safety check: PassElastic-2.0
Zapier SDKzapier/sdk264—~2.9kAutomated safety check: PassMIT
Zapier Demozapier/zapier-mcp430—~2.7kAutomated safety check: PassMIT
Zapier Statuszapier/zapier-mcp430—~1.8kAutomated safety check: PassMIT
Zapier Explorezapier/zapier-mcp430—~4kAutomated safety check: PassMIT
Zapier Onboardzapier/zapier-mcp430—~2.8kAutomated safety check: PassMIT

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Works with

Questions about Alpaca

What does Alpaca do?

Agent-callable Alpaca trading tools — place and manage stock, crypto, and options orders, read account balances, positions, and portfolio history, look up assets and market hours, and read watchlists. Alpaca is an agent skill from zapier/connectors, published by the product's own GitHub organization. Agent-callable Alpaca trading tools — place and manage stock, crypto, and options orders, read account balances, positions, and portfolio history, look up assets and market hours, and read watchlists.

When should I use Alpaca?

Alpaca fits situations like: the user mentions Alpaca; inspect a brokerage account; even if they dont name Alpaca explicitly.

How do I install Alpaca in Claude Code?

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

How do I install Alpaca in Codex?

Run `npx skills add zapier/connectors --skill alpaca -a codex`. Or copy the skill folder (apps/alpaca in zapier/connectors) into .agents/skills/alpaca in your project. Codex loads it when a task matches its description.

Can I use Alpaca 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 zapier/connectors --skill alpaca -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/alpaca, .gemini/skills/alpaca, .github/skills/alpaca and .opencode/skills/alpaca in your project.

What does Alpaca need to run?

Going by SKILL.md and its folder, Alpaca needs TypeScript and JavaScript for the scripts in its folder and the command-line tools its instructions call (npm, npx and git). Our summary lists: Node.js. Compatibility (from SKILL.md): Run `npm install --omit=dev` in this directory, then `node cli.js`. The TypeScript source needs Node.js 22.18+; on older Node, run `cli.js` for build-it-yourself / prebuilt / alternative-runtime options..

Does Alpaca access the network?

SKILL.md names 3 domains. As links in the text: alpaca.markets, docs.alpaca.markets and agentskills.io. This is read from the text; nothing was executed.

Is Alpaca 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. The check reads SKILL.md only: the scripts in the folder are not scanned, so read them before running anything.

What licence does Alpaca use?

Alpaca is published under the Elastic-2.0 licence (declared in SKILL.md).

How many tokens does Alpaca use?

About 4.6k tokens (SKILL.md is roughly 18k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 11k tokens, read only when the agent opens those files.

What are the alternatives to Alpaca?

Skills that share tags, products or a category with Alpaca: Zapier SDK (zapier/sdk, 264 stars), Zapier Demo (zapier/zapier-mcp, 430 stars), Zapier Status (zapier/zapier-mcp, 430 stars) and Zapier Explore (zapier/zapier-mcp, 430 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Alpaca?

zapier (a GitHub organization, an official publisher) maintains it in zapier/connectors, which has 177 GitHub stars. The repository holds 29 skills in this directory. The repository was last updated on August 25, 2026.

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