<?php
require 'examples/boot.php';
use Cognesy\Config\Env;
use Cognesy\Events\Dispatchers\EventDispatcher;
use Cognesy\Http\Config\HttpClientConfig;
use Cognesy\Http\Drivers\Symfony\SymfonyDriver;
use Cognesy\Http\HttpClientBuilder;
use Cognesy\Instructor\StructuredOutput;
use Cognesy\Polyglot\Inference\Config\LLMConfig;
use Cognesy\Polyglot\Inference\Enums\OutputMode;
use Symfony\Component\HttpClient\HttpClient as SymfonyHttpClient;
class User {
public int $age;
public string $name;
}
$events = new EventDispatcher();
// Build fully customized HTTP client
$httpConfig = new HttpClientConfig(
connectTimeout: 30,
requestTimeout: 60,
idleTimeout: -1,
maxConcurrent: 5,
poolTimeout: 60,
failOnError: true,
);
$yourClientInstance = SymfonyHttpClient::create(['http_version' => '2.0']);
$customClient = (new HttpClientBuilder)
->withEventBus($events)
->withDriver(new SymfonyDriver(
config: $httpConfig,
clientInstance: $yourClientInstance,
events: $events,
))
->create();
// Create instance of LLM connection preset initialized with custom parameters
$llmConfig = new LLMConfig(
apiUrl : 'https://api.deepseek.com',
apiKey : Env::get('DEEPSEEK_API_KEY'),
endpoint: '/chat/completions', model: 'deepseek-chat', maxTokens: 128, driver: 'openai-compatible',
);
// Get Instructor with the default client component overridden with your own
$structuredOutput = (new StructuredOutput)
->withEventHandler($events)
->withLLMConfig($llmConfig)
->withHttpClient($customClient);
// Call with custom model and execution mode
$user = $structuredOutput
->wiretap(fn($e) => $e->print())
->with("Our user Jason is 25 years old.")
->withResponseClass(User::class)
->withOutputMode(OutputMode::Tools)
->withStreaming()
->get();
dump($user);
assert(isset($user->name));
assert(isset($user->age));
?>