Modes

<?php
require 'examples/boot.php';

use Cognesy\Instructor\StructuredOutput;
use Cognesy\Instructor\StructuredOutputRuntime;
use Cognesy\Instructor\Enums\OutputMode;
use Cognesy\Polyglot\Inference\LLMProvider;

class User {
    public int $age;
    public string $name;
}

$text = "Jason is 25 years old and works as an engineer.";

print("Input text:\n");
print($text . "\n\n");

$provider = LLMProvider::using('openai');

// CASE 1 - OutputMode::Tools
print("\n1. Extracting structured data using LLM - OutputMode::Tools\n");
$user = (new StructuredOutput(
    StructuredOutputRuntime::fromProvider($provider)->withOutputMode(OutputMode::Tools)
))->with(
    messages: $text,
    responseModel: User::class,
)->get();
check($user);
dump($user);

// CASE 2 - OutputMode::JsonSchema
print("\n2. Extracting structured data using LLM - OutputMode::JsonSchema\n");
$user = (new StructuredOutput(
    StructuredOutputRuntime::fromProvider($provider)->withOutputMode(OutputMode::JsonSchema)
))->with(
    messages: $text,
    responseModel: User::class,
)->get();
check($user);
dump($user);

// CASE 3 - OutputMode::Json
print("\n3. Extracting structured data using LLM - OutputMode::Json\n");
$user = (new StructuredOutput(
    StructuredOutputRuntime::fromProvider($provider)->withOutputMode(OutputMode::Json)
))->with(
    messages: $text,
    responseModel: User::class,
)->get();
check($user);
dump($user);

// CASE 4 - OutputMode::MdJson
print("\n4. Extracting structured data using LLM - OutputMode::MdJson\n");
$user = (new StructuredOutput(
    StructuredOutputRuntime::fromProvider($provider)->withOutputMode(OutputMode::MdJson)
))->with(
    messages: $text,
    responseModel: User::class,
)->get();
check($user);
dump($user);

function check(User $user) {
    assert(isset($user->name));
    assert(isset($user->age));
    assert($user->name === 'Jason');
    assert($user->age === 25);
}
?>