PHP code example of softcreatr / php-perplexity-ai-sdk

1. Go to this page and download the library: Download softcreatr/php-perplexity-ai-sdk library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

softcreatr / php-perplexity-ai-sdk example snippets






use SoftCreatR\PerplexityAI\PerplexityAI;

$apiKey = 'your_api_key';

// Replace these lines with your chosen PSR-17 and PSR-18 compatible HTTP client and factories
$httpClient = new YourChosenHttpClient();
$requestFactory = new YourChosenRequestFactory();
$streamFactory = new YourChosenStreamFactory();
$uriFactory = new YourChosenUriFactory();

$pplx = new PerplexityAI($requestFactory, $streamFactory, $uriFactory, $httpClient, $apiKey);


$response = $pplx->createChatCompletion([
    'model' => 'llama-3.1-sonar-small-128k-online',
    'messages' => [
        [
            'role' => 'system',
            'content' => 'Be precise and concise.'
        ],
        [
            'role' => 'user',
            'content' => 'How many stars are there in our galaxy?'
        ]
    ],
]);

// Process the API response
if ($response->getStatusCode() === 200) {
    $responseObj = json_decode($response->getBody()->getContents(), true);
    
    print_r($responseObj);
} else {
    echo "Error: " . $response->getStatusCode();
}


$streamCallback = static function ($data) {
    if (isset($data['choices'][0]['delta']['content'])) {
        echo $data['choices'][0]['delta']['content'];
    }
};

$pplx->createChatCompletion(
    [
        'model' => 'llama-3.1-sonar-small-128k-online',
        'messages' => [
            [
                'role' => 'user',
                'content' => 'Tell me a story about a brave knight.',
            ],
        ],
        'stream' => true,
    ],
    $streamCallback
);