# Competitor Website Performance Audit

**Use case:** 

Audit competitor and landing-page performance in bulk to compare TTFB, page size, compression, and resource counts.

## Input

```json
{
  "urls": [
    "stripe.com",
    "shopify.com",
    "salesforce.com",
    "slack.com",
    "asana.com"
  ]
}
```

## Output

```json
{
  "url": {
    "label": "URL"
  },
  "grade": {
    "label": "Grade"
  },
  "statusCode": {
    "label": "Status"
  },
  "ttfbMs": {
    "label": "TTFB (ms)"
  },
  "totalTimeMs": {
    "label": "Total (ms)"
  },
  "pageSize": {
    "label": "Page Size"
  },
  "resources": {
    "label": "Resources"
  },
  "checkedAt": {
    "label": "Checked At"
  }
}
```

## About this Actor

This example demonstrates how to use [Website Performance Checker](https://apify.com/automation-lab/website-performance-checker) with a specific input configuration. Visit the [Actor detail page](https://apify.com/automation-lab/website-performance-checker) to learn more, explore other use cases, and run it yourself.