{
 "schema": "spawner-tool/v1",
 "id": "bot_005",
 "name": "VAT - jak obliczyć VAT? Kalkulator VAT online",
 "description": "Jak obliczyć VAT od kwoty netto? Prosty kalkulator pokazuje kwotę VAT i cenę brutto dla wybranej stawki. Wpisz kwotę netto i sprawdź wynik.",
 "url": "https://fachrechner.com/pl/vat-jak-obliczyc/",
 "spec_url": "https://fachrechner.com/pl/vat-jak-obliczyc/spec.json",
 "language": "pl",
 "market": "PL",
 "live_since": "2026-10-24T22:02:59Z",
 "inputs": [
  {
   "id": "net_amount",
   "label": "Kwota netto",
   "unit": "zł",
   "min": 0.0,
   "max": 10000000.0,
   "step": 0.01,
   "default": 1000.0
  },
  {
   "id": "vat_rate",
   "label": "Stawka VAT",
   "unit": "%",
   "min": 0.0,
   "max": 100.0,
   "step": 1.0,
   "default": 23.0
  }
 ],
 "constants": [],
 "outputs": [
  {
   "id": "vat_amount",
   "label": "Kwota VAT",
   "unit": "zł",
   "decimals": 2,
   "expression": "net_amount * vat_rate / 100"
  },
  {
   "id": "gross_amount",
   "label": "Kwota brutto",
   "unit": "zł",
   "decimals": 2,
   "expression": "net_amount + vat_amount"
  }
 ],
 "formula": "VAT = netto × stawka VAT / 100; brutto = netto + VAT",
 "expression_language": {
  "name": "safeexpr",
  "syntax": "Python arithmetic subset: + - * / ** %, parentheses, numbers, input/constant ids and ids of earlier outputs, functions abs sqrt log log10 exp floor ceil sin cos tan min max round(x,n), constants pi e, conditionals (a if x > y else b)",
  "semantics": "% is fmod; round() rounds half away from zero; outputs are evaluated in the listed order"
 },
 "example": {
  "inputs": {
   "net_amount": 1000.0,
   "vat_rate": 23.0
  },
  "outputs": {
   "vat_amount": 230.0,
   "gross_amount": 1230.0
  }
 },
 "verification": "formula checked against independent test vectors; browser JS equals the reference evaluator",
 "commercial_action": {
  "type": "product_search",
  "label": "Szukaj poradników o VAT",
  "product_category": "Książki o podatkach i VAT",
  "store": "Allegro.pl",
  "query_template": "książka o rozliczaniu VAT dla firm",
  "search_url_template": "https://allegro.pl/listing?string={q}",
  "example": {
   "query": "książka o rozliczaniu VAT dla firm",
   "url": "https://allegro.pl/listing?string=ksi%C4%85%C5%BCka%20o%20rozliczaniu%20VAT%20dla%20firm"
  },
  "bom": [
   {
    "slot": 1,
    "kind": "primary",
    "label": "Dopasowane do wyniku (rozmiar normowy)",
    "query_template": "książka o rozliczaniu VAT dla firm",
    "standard_size_step": 0,
    "search_url_template": "https://allegro.pl/listing?string={q}",
    "example": {
     "query": "książka o rozliczaniu VAT dla firm",
     "url": "https://allegro.pl/listing?string=ksi%C4%85%C5%BCka%20o%20rozliczaniu%20VAT%20dla%20firm"
    }
   },
   {
    "slot": 2,
    "kind": "accessory",
    "label": "Osprzęt montażowy / przyrząd",
    "query_template": "kalkulator biurowy",
    "standard_size_step": 0,
    "search_url_template": "https://allegro.pl/listing?string={q}",
    "example": {
     "query": "kalkulator biurowy",
     "url": "https://allegro.pl/listing?string=kalkulator%20biurowy"
    }
   }
  ],
  "standard_series": null,
  "affiliate": false,
  "rel": "sponsored nofollow",
  "note": "Parts list (bom) in display order. Replace {placeholders} in query_template with the user's computed values (inputs or outputs); for placeholders listed in standard_series use the smallest series value >= the computed value, then move standard_size_step positions up the series; URL-encode the query and substitute {q} in search_url_template."
 }
}