Cerveja Barata

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Beer prices at bars in Brazil by price per litre, with supermarkets and depósitos ranked apart

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catalog Read-only

The cities covered (with how many prices each has), the beer brands and the serving formats: the slugs the other tools take.

langstring

Language of labels, schedules and page links

Tools (7)

catalog

The cities covered (with how many prices each has), the beer brands and the serving formats: the slugs the other tools take.

read-only

Argument	Type	Description
lang	string	Language of labels, schedules and page links

Input schema (JSON)

{
  "type": "object",
  "properties": {
    "lang": {
      "enum": [
        "pt-BR",
        "en"
      ],
      "type": "string",
      "default": "pt-BR",
      "description": "Language of labels, schedules and page links"
    }
  },
  "additionalProperties": false
}

cheapest_now

The beer prices that hold right now in the city's time zone, cheapest per litre first, happy hours and timed promos included: bars' prices in deals, supermarkets' and depósitos' separately in shops. Give lat and lng to keep places within radius_m of a point (each price then carries distance_m). category=bar leaves the shops out.

read-only

Argument	Type	Description
lat	number	Latitude of the point, e.g. -13.0109
lng	number	Longitude of the point, e.g. -38.4915
city*	string	City slug from catalog, e.g. "salvador"
lang	string	Language of labels, schedules and page links
limit	integer	How many prices
format	string	Format type (lata, long_neck, garrafa, litrao, chopp, torre) or code (garrafa_600), from catalog
category	string	Only this kind of place: bar (to drink there), mercado (supermarkets and corner shops) or deposito (drinks shops), the last two to take away; its prices then come in deals. Without it, bars' prices come in deals and shops' prices (at most 5) in shops
radius_m	integer	Around the point

Input schema (JSON)

{
  "type": "object",
  "required": [
    "city"
  ],
  "properties": {
    "lat": {
      "type": "number",
      "maximum": 90,
      "minimum": -90,
      "description": "Latitude of the point, e.g. -13.0109"
    },
    "lng": {
      "type": "number",
      "maximum": 180,
      "minimum": -180,
      "description": "Longitude of the point, e.g. -38.4915"
    },
    "city": {
      "type": "string",
      "maxLength": 60,
      "description": "City slug from catalog, e.g. \"salvador\""
    },
    "lang": {
      "enum": [
        "pt-BR",
        "en"
      ],
      "type": "string",
      "default": "pt-BR",
      "description": "Language of labels, schedules and page links"
    },
    "limit": {
      "type": "integer",
      "default": 5,
      "maximum": 10,
      "minimum": 1,
      "description": "How many prices"
    },
    "format": {
      "type": "string",
      "maxLength": 40,
      "description": "Format type (lata, long_neck, garrafa, litrao, chopp, torre) or code (garrafa_600), from catalog"
    },
    "category": {
      "enum": [
        "bar",
        "mercado",
        "deposito"
      ],
      "type": "string",
      "description": "Only this kind of place: bar (to drink there), mercado (supermarkets and corner shops) or deposito (drinks shops), the last two to take away; its prices then come in deals. Without it, bars' prices come in deals and shops' prices (at most 5) in shops"
    },
    "radius_m": {
      "type": "integer",
      "default": 2000,
      "maximum": 10000,
      "minimum": 100,
      "description": "Around the point"
    }
  },
  "additionalProperties": false
}

get_venue

Details of one bar, supermarket or depósito (kind, drink_on_site, bairro, address, location, Instagram, opening hours, attributes) and every beer price it has, each with its category, cheapest per litre first, open-bar packages last. The venue slug is the last part of the url on a price from search_deals or cheapest_now.

read-only

Argument	Type	Description
city*	string	City slug from catalog, e.g. "salvador"
lang	string	Language of labels, schedules and page links
venue*	string	Venue slug, e.g. "boteco-do-ze"

Input schema (JSON)

{
  "type": "object",
  "required": [
    "city",
    "venue"
  ],
  "properties": {
    "city": {
      "type": "string",
      "maxLength": 60,
      "description": "City slug from catalog, e.g. \"salvador\""
    },
    "lang": {
      "enum": [
        "pt-BR",
        "en"
      ],
      "type": "string",
      "default": "pt-BR",
      "description": "Language of labels, schedules and page links"
    },
    "venue": {
      "type": "string",
      "maxLength": 120,
      "description": "Venue slug, e.g. \"boteco-do-ze\""
    }
  },
  "additionalProperties": false
}

list_neighbourhoods

The city's bairros (neighbourhoods) with beer prices: how many bars, shops and prices each has, and its cheapest price per litre at a bar and at a shop, kept apart, most bars first. Pass a slug as the neighbourhood argument of search_deals.

read-only

Argument	Type	Description
city*	string	City slug from catalog, e.g. "salvador"
lang	string	Language of labels, schedules and page links

Input schema (JSON)

{
  "type": "object",
  "required": [
    "city"
  ],
  "properties": {
    "city": {
      "type": "string",
      "maxLength": 60,
      "description": "City slug from catalog, e.g. \"salvador\""
    },
    "lang": {
      "enum": [
        "pt-BR",
        "en"
      ],
      "type": "string",
      "default": "pt-BR",
      "description": "Language of labels, schedules and page links"
    }
  },
  "additionalProperties": false
}

price_index

The monthly Índice Cerveja Barata for a city: median, quartiles and minimum price per litre at bars, for the whole city and by format, bairro and brand, with how many prices and bars each cell rests on. Latest month by default; final once the month is closed.

read-only

Argument	Type	Description
city*	string	City slug from catalog, e.g. "salvador"
lang	string	Language of labels, schedules and page links
month	string	Month as YYYY-MM, e.g. "2026-11"; latest by default

Input schema (JSON)

{
  "type": "object",
  "required": [
    "city"
  ],
  "properties": {
    "city": {
      "type": "string",
      "maxLength": 60,
      "description": "City slug from catalog, e.g. \"salvador\""
    },
    "lang": {
      "enum": [
        "pt-BR",
        "en"
      ],
      "type": "string",
      "default": "pt-BR",
      "description": "Language of labels, schedules and page links"
    },
    "month": {
      "type": "string",
      "maxLength": 7,
      "description": "Month as YYYY-MM, e.g. \"2026-11\"; latest by default"
    }
  },
  "additionalProperties": false
}

price_per_litre

Convert a Brazilian beer price into reais per litre, the unit Cerveja Barata ranks by. Give the price paid in BRL, the volume of one unit in ml and how many units the price buys (e.g. 5 for a bucket of 5 long necks).

read-only

Argument	Type	Description
units	integer	Units the price buys
price_brl*	number	Price paid, in BRL, e.g. 9.99
volume_ml*	number	Volume of one unit in millilitres, e.g. 600

Input schema (JSON)

{
  "type": "object",
  "required": [
    "price_brl",
    "volume_ml"
  ],
  "properties": {
    "units": {
      "type": "integer",
      "default": 1,
      "minimum": 1,
      "description": "Units the price buys"
    },
    "price_brl": {
      "type": "number",
      "description": "Price paid, in BRL, e.g. 9.99",
      "exclusiveMinimum": 0
    },
    "volume_ml": {
      "type": "number",
      "description": "Volume of one unit in millilitres, e.g. 600",
      "exclusiveMinimum": 0
    }
  },
  "additionalProperties": false
}

search_deals

Beer prices in a city, cheapest per litre first. Bars' prices, to drink there, come in deals; supermarkets' and depósitos' prices, to take away, come separately in shops (at most 5), never mixed with the bars'. Each price has the place and its category, the serving, the price, when it applies (happy hours) and when it was last checked. Filter by category (one kind only), neighbourhood, brand, format, kind or a maximum price per litre. Open-bar packages only come with kind=open_bar, ranked by package price.

read-only

Argument	Type	Description
city*	string	City slug from catalog, e.g. "salvador"
kind	string	Only this kind of price
lang	string	Language of labels, schedules and page links
brand	string	Brand slug from catalog, e.g. "brahma"
limit	integer	How many prices
format	string	Format type (lata, long_neck, garrafa, litrao, chopp, torre) or code (garrafa_600), from catalog
category	string	Only this kind of place: bar (to drink there), mercado (supermarkets and corner shops) or deposito (drinks shops), the last two to take away; its prices then come in deals. Without it, bars' prices come in deals and shops' prices (at most 5) in shops