# math.js API

> math.js API on Apizie: 1 endpoint (Evaluate) returned as clean JSON through one API key. 1 endpoint is live now. Call it over REST at https://zieapi.vercel.app/v1/web-tools:mathjs/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.

- Project key: `web-tools:mathjs`
- Category: Web Tools
- Status: live
- Source: https://api.mathjs.org
- Page: https://zieapi.vercel.app/api/web-tools/mathjs
- OpenAPI: https://zieapi.vercel.app/api/web-tools/mathjs/openapi.json

Evaluate math expressions, unit conversions and matrices.

## Endpoints

### Evaluate
`GET https://zieapi.vercel.app/v1/web-tools:mathjs/evaluate`

| Parameter | Type | Required | Description |
|---|---|---|---|
| expr | string | yes |  |
| precision | integer | no |  |

## Example
```
curl "https://zieapi.vercel.app/v1/web-tools:mathjs/evaluate" \
  -H "x-api-key: $APIZIE_KEY"
```

## FAQ

### How do I call the math.js API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/web-tools:mathjs/evaluate with the header x-api-key. Every endpoint returns { project, data, timestamp }.

### Is the math.js API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card.

### Can AI agents use the math.js API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key web-tools:mathjs.

### What is the status of the math.js API?
Live: works with just an Apizie key