<?php
require 'examples/boot.php';
use Cognesy\Addons\Image\Image;
use Cognesy\Instructor\StructuredOutput;
use Cognesy\Polyglot\Inference\Enums\OutputMode;
class Vendor {
public ?string $name = '';
public ?string $address = '';
public ?string $phone = '';
}
class ReceiptItem {
public string $name;
public ?int $quantity = 1;
public float $price;
}
class Receipt {
public Vendor $vendor;
/** @var ReceiptItem[] */
public array $items = [];
public ?float $subtotal;
public ?float $tax;
public ?float $tip;
public float $total;
}
$receipt = (new StructuredOutput)->using('gemini')->with(
messages: Image::fromFile(__DIR__ . '/receipt.png')->toMessage(),
responseModel: Receipt::class,
prompt: 'Extract structured data from the receipt. Return result as JSON following this schema: <|json_schema|>',
mode: OutputMode::Json,
options: ['max_tokens' => 4096]
)->get();
dump($receipt);
assert($receipt->total === 169.82);
?>