> ## Documentation Index
> Fetch the complete documentation index at: https://phaseo.app/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Embeddings

> Call /embeddings with the PHP SDK.

**Method**: `$client->generateEmbedding(...)` or `$client->createEmbedding(...)`

### Example

```php theme={null}
<?php

require 'vendor/autoload.php';

use Phaseo\Sdk\Phaseo;

$client = new Phaseo(getenv('PHASEO_API_KEY'));
$response = $client->generateEmbedding([
    'model' => 'openai/text-embedding-3-large',
    'input' => 'Sample text',
]);

echo $response['data'][0]['embedding'][0] ?? '';
```

### Key parameters

* `model` (required): Embedding model id (e.g., `openai/text-embedding-3-large`).
* `input` (required): String or array of strings.
* `encoding_format`: `float` (default) or `base64`.
* `dimensions`: Optional integer to truncate embedding length (model-dependent).
* `user`: Optional end-user tag.

### Returns

Embedding payload (JSON)