Saltar al contenido principal

Prerrequisitos

Configuración

Añade tu clave de API a .env:
FIRECRAWL_API_KEY=fc-YOUR-API-KEY
Añade la entrada de configuración a config/services.php:
'firecrawl' => [
    'api_key' => env('FIRECRAWL_API_KEY'),
    'base_url' => env('FIRECRAWL_API_URL', 'https://api.firecrawl.dev/v2'),
],

Crear una clase de servicio

Crea app/Services/FirecrawlService.php:
<?php

namespace App\Services;

use Illuminate\Support\Facades\Http;

class FirecrawlService
{
    private string $apiKey;
    private string $baseUrl;

    public function __construct()
    {
        $this->apiKey = config('services.firecrawl.api_key');
        $this->baseUrl = config('services.firecrawl.base_url');
    }

    public function search(string $query, int $limit = 5): array
    {
        $response = Http::withToken($this->apiKey)
            ->post("{$this->baseUrl}/search", [
                'query' => $query,
                'limit' => $limit,
            ]);

        return $response->json();
    }

    public function scrape(string $url, array $options = []): array
    {
        $response = Http::withToken($this->apiKey)
            ->post("{$this->baseUrl}/scrape", array_merge(['url' => $url], $options));

        return $response->json();
    }

    public function interact(string $url, string $prompt, ?string $followUp = null): array
    {
        // 1. Hacer scraping para abrir una sesión de navegador
        $scrapeResult = $this->scrape($url, ['formats' => ['markdown']]);
        $scrapeId = $scrapeResult['data']['metadata']['scrapeId'];

        // 2. Enviar el primer prompt
        Http::withToken($this->apiKey)
            ->post("{$this->baseUrl}/scrape/{$scrapeId}/interact", [
                'prompt' => $prompt,
            ]);

        // 3. Enviar el prompt de seguimiento
        $result = null;
        if ($followUp) {
            $result = Http::withToken($this->apiKey)
                ->post("{$this->baseUrl}/scrape/{$scrapeId}/interact", [
                    'prompt' => $followUp,
                ])->json();
        }

        // 4. Cerrar la sesión
        Http::withToken($this->apiKey)
            ->delete("{$this->baseUrl}/scrape/{$scrapeId}/interact");

        return $result ?? $scrapeResult;
    }
}

Crear un controlador

Crea app/Http/Controllers/FirecrawlController.php:
<?php

namespace App\Http\Controllers;

use App\Services\FirecrawlService;
use Illuminate\Http\Request;

class FirecrawlController extends Controller
{
    public function __construct(private FirecrawlService $firecrawl) {}

    public function search(Request $request)
    {
        $validated = $request->validate(['query' => 'required|string']);
        return response()->json(
            $this->firecrawl->search($validated['query'], $request->input('limit', 5))
        );
    }

    public function scrape(Request $request)
    {
        $validated = $request->validate(['url' => 'required|url']);
        return response()->json($this->firecrawl->scrape($validated['url']));
    }

    public function interact(Request $request)
    {
        $validated = $request->validate([
            'url' => 'required|url',
            'prompt' => 'required|string',
        ]);
        return response()->json(
            $this->firecrawl->interact(
                $validated['url'],
                $validated['prompt'],
                $request->input('followUp')
            )
        );
    }
}

Registra las rutas

En routes/api.php:
use App\Http\Controllers\FirecrawlController;

Route::post('/search', [FirecrawlController::class, 'search']);
Route::post('/scrape', [FirecrawlController::class, 'scrape']);
Route::post('/interact', [FirecrawlController::class, 'interact']);

Pruébalo

php artisan serve

# Buscar en la web
curl -X POST http://localhost:8000/api/search \
  -H "Content-Type: application/json" \
  -d '{"query": "firecrawl web scraping"}'

# Hacer scraping de una página
curl -X POST http://localhost:8000/api/scrape \
  -H "Content-Type: application/json" \
  -d '{"url": "https://example.com"}'

# Interactuar con una página
curl -X POST http://localhost:8000/api/interact \
  -H "Content-Type: application/json" \
  -d '{"url": "https://www.amazon.com", "prompt": "Search for iPhone 16 Pro Max", "followUp": "Click on the first result and tell me the price"}'

Próximos pasos

Documentación de búsqueda

Busca en la web y obtén el contenido completo de la página

Documentación de scraping

Todas las opciones de scraping, incluidas formatos, acciones y proxies

Documentación de interacción

Haz clic, completa formularios y extrae contenido dinámico

Referencia de la API

Documentación completa de la API REST