---
title: Calculator
description: A simple calculator tool.
---

- package: `@agentic/calculator`
- exports: `function calculator`
- env vars: _none_
- [source](https://github.com/transitive-bullshit/agentic/blob/main/packages/calculator/src/calculator.ts)
- [mathjs docs](https://mathjs.org)

## Install

<CodeGroup>
```bash npm
npm install @agentic/calculator
```

```bash yarn
yarn add @agentic/calculator
```

```bash pnpm
pnpm add @agentic/calculator
```

</CodeGroup>

## Usage

```ts
import { calculator } from '@agentic/calculator'

const res = await calculator({ expr: '1 + 1' })
```