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1. Get your API key

Sign up at parzo.dev and generate your API key from the dashboard. Your key looks like this: inv_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx

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2. Send your first invoice

curl -X POST https://api.parzo.dev/v1/extract/invoice \
  -H "X-API-Key: inv_your_key_here" \
  -F "file=@invoice.pdf"
You’ll receive immediately: 
{
  "job_id": "3419ae1e-93c3-48a1-95ac-833c390f9916",
  "status": "pending",
  "estimated_seconds": 15,
  "poll_url": "/v1/jobs/3419ae1e-93c3-48a1-95ac-833c390f9916",
  "quota_remaining": 99
}

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3. Get the result

Wait 5-30 seconds, then poll for the result: 
curl https://api.parzo.dev/v1/jobs/3419ae1e-93c3-48a1-95ac-833c390f9916 \
  -H "X-API-Key: inv_your_key_here"
When completed: 
{
  "status": "completed",
  "confidence": 0.95,
  "processing_ms": 942,
  "result": {
    "vendor": {
      "name": "Acme Srl",
      "vat_number": "IT12345678903"
    },
    "invoice": {
      "number": "FT-2026-001",
      "date": "2026-04-01",
      "due_date": "2026-05-01",
      "currency": "EUR"
    },
    "financials": {
      "subtotal": 1000.00,
      "tax_rate": 22,
      "tax_amount": 220.00,
      "total": 1220.00
    },
    "line_items": [
      {
        "description": "Servizio consulenza",
        "quantity": 10,
        "unit_price": 100.00,
        "amount": 1000.00
      }
    ]
  }
}
You’ve extracted your first invoice. Next: read the full API Reference or explore integrations.