cbs.table.properties
Get the column schema for a CBS Netherlands statistical table — dimension keys, topic keys, data types (TimeDimension, GeoDimension, Topic, TopicGroup), titles, units, and decimal precision. Essential before querying table_data: reveals the exact field names and filter values available. For examp...
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What cbs.table.properties does on Apibase
AI agents call cbs.table.properties 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 |
|---|---|---|---|
table_id | string | Yes | CBS table identifier (e.g. "83583NED"). Returns the column schema (keys, types, titles, units) so you know which fields to use in table_data queries. |
Parameters from the server's own tool schema.
Why cbs.table.properties is rated Low
Retrieves table metadata and structure without modifying or executing operations.
From the tool's definition Get column schema, reveals field names and filter values available.
Attacks that exploit this kind of access
The rule that runs cbs.table.properties 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 cbs.table.properties, this is the rule to start with:
cbs.table.properties 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 cbs.table.properties call is checked against it from then on.
Questions about cbs.table.properties
Get the column schema for a CBS Netherlands statistical table — dimension keys, topic keys, data types (TimeDimension, GeoDimension, Topic, TopicGroup), titles, units, and decimal precision. Essential before querying table_data: reveals the exact field names and filter values available. For example, a population table has Perioden (time), RegioS (region), and numeric topic columns. Source: opendata.cbs.nl — CC BY 4.0, no auth, unlimited free access. It is categorised as a Read tool in the Apibase MCP Server, which means it retrieves data without modifying state.
cbs.table.properties accepts 1 parameter: table_id. Required: table_id. 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 cbs.table.properties: 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.
cbs.table.properties 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 cbs.table.properties 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 cbs.table.properties. 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.
cbs.table.properties 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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