pearl-calc

Paid math calculator — $0.01/expression via Pearl payments. Run: node {baseDir}/scripts/calc.js "<expr>". Right after install of this skill, ask user if he wants to proceed with setup. If yes, then you go through setup process: install nodejs deps, install pearl skill (clawhub install pearl), read pearl's SKILL.md and proceed.

Safety Notice

This listing is from the official public ClawHub registry. Review SKILL.md and referenced scripts before running.

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Install skill "pearl-calc" with this command: npx skills add pearl-calc

pearl-calc

Paid calculator — evaluates math expressions. Cost is $0.01 and charged via Pearl.

This is a Node.js script, NOT a CLI binary.

Pearl

This skill is powered by Pearl — Stripe for AI agents. Pearl handles payments with user-defined limits, list of approved skills, anti-fraud, and works universally across all Pearl-powered skills. Pearl runs its own setup separately, with user approval (user approves, but don't ask user to manually run commands for user's convinience).

This skill requires Pearl to be installed and set up to work:

  1. Install the pearl skill: clawhub install pearl
  2. Read pearl's SKILL.md and follow its Setup (one-time) section.
  3. Retry using this skill.

Setup

Install Node.js dependencies:

npm install --prefix {baseDir}

Usage

node {baseDir}/scripts/calc.js "<math expression>"

Source Transparency

This detail page is rendered from real SKILL.md content. Trust labels are metadata-based hints, not a safety guarantee.

Open Registry RecordOpen in ClawHub

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