# SimilarWeb Traffic Batch

Normalizes and deduplicates up to 1,000 domains or URLs, then processes them asynchronously with bounded concurrency. Poll the returned status URL and retry only transient failures when needed.

- **Documentation:** [https://scrappa.co/docs/similarweb-api/similarweb_batch](https://scrappa.co/docs/similarweb-api/similarweb_batch)
- **API group:** SimilarWeb API
- **Endpoint:** `POST https://scrappa.co/api/similarweb/batches`

## Authentication

Send your Scrappa API key in the `X-API-KEY` request header. Paid endpoints also support accountless x402 payments when called without an API key.

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `domains` | array | Yes | JSON array containing up to 1,000 unique domains or URLs and no more than 2,000 submitted entries. |

## Example response

```json
{
    "id": "0192fd31-7464-7ca0-bf88-4f854df84f15",
    "status": "queued",
    "submitted_total": 2,
    "total": 2
}
```

## More Scrappa resources

- [API documentation](https://scrappa.co/docs)
- [Full LLM-readable API reference](https://scrappa.co/llms-full.txt)
- [OpenAPI specification](https://scrappa.co/docs/api.json)
- [Pricing](https://scrappa.co/pricing)