openbrewery.breweries.list
Browse the Open Brewery DB directory of 8,000+ breweries, cideries, and brewpubs. Filter by city, state, country, postal code, brewery type, distance from a coordinate, or specific IDs. Returns name, address, geo-coordinates, phone, and website for each match (Open Brewery DB, MIT-licensed open d...
This record as markdown: /tools/io-github-whiteknightonhorse-apibase/openbrewery.breweries.list.md
What openbrewery.breweries.list does on Apibase
AI agents call openbrewery.breweries.list to retrieve information from Apibase without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
page | integer | — | Page number for pagination (default 1). |
sort | string | — | Sort field(s) with asc/desc, e.g. "name" or "name:desc". Not usable with by_dist. |
by_ids | string | — | Comma-separated list of specific brewery IDs to fetch. |
by_city | string | — | Filter breweries by city name (e.g. "Portland"). |
by_dist | string | — | Sort results by distance from an origin point, as "latitude,longitude" (e.g. "39.7,-104.9"). Cannot be combined with sort. |
by_name | string | — | Filter breweries by name (partial match). |
by_type | string | — | Filter by brewery type. |
by_state | string | — | Filter by full state/province name, no abbreviations (e.g. "California"). |
per_page | integer | — | Results per page (default 50, max 200). |
by_postal | string | — | Filter by postal/ZIP code — 5-digit or postal+4 (e.g. "44107" or "44107-1234"). |
by_country | string | — | Filter breweries by country name (e.g. "United States"). |
Parameters from the server's own tool schema.
Why openbrewery.breweries.list is rated Low
Tool queries public brewery data with filtering; purely informational retrieval with no side effects.
From the tool's definition Browse, Filter, Returns data; no modifications or state changes.
Risk signalsHigh parameter count (11 properties)
Attacks that exploit this kind of access
The rule that runs openbrewery.breweries.list safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Apibase, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For openbrewery.breweries.list, this is the rule to start with:
openbrewery.breweries.list is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Apibase, apply this rule, and every openbrewery.breweries.list call is checked against it from then on.
Questions about openbrewery.breweries.list
Browse the Open Brewery DB directory of 8,000+ breweries, cideries, and brewpubs. Filter by city, state, country, postal code, brewery type, distance from a coordinate, or specific IDs. Returns name, address, geo-coordinates, phone, and website for each match (Open Brewery DB, MIT-licensed open dataset). It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
openbrewery.breweries.list accepts 11 parameters: page, sort, by_ids, by_city, by_dist, by_name, by_type, by_state, per_page, by_postal, by_country. The full parameter table on this page comes from the server's own tool schema.
Register the Apibase MCP server in PolicyLayer and add a rule for openbrewery.breweries.list: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Apibase. Nothing to install.
openbrewery.breweries.list is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the openbrewery.breweries.list rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for openbrewery.breweries.list. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
openbrewery.breweries.list is provided by the Apibase MCP server (apibase-mcp-client). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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