opendata_tool_call

Proxy any activated plugin tool by name. Use this when dynamically

SERVERMeta Data Mcp SOURCEpypi:meta-data-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-derekslinz-meta-data-mcp/opendata-tool-call.md

WHAT IT DOES

What opendata_tool_call does on Meta Data Mcp

AI agents call opendata_tool_call to retrieve information from Meta Data Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why opendata_tool_call is rated Low

The tool's primary function is to dynamically proxy calls to data query and retrieval endpoints across multiple open data sources. Sibling tools are exclusively Read operations (query, list, get).

From the tool's definition Proxy tool that calls 'any activated plugin tool by name' on a Meta Data MCP server that 'Query[s] 76 open data APIs — government, science, finance, environment, and more.' Sibling tools like arxiv-query, au-data-gov-list-organizations, and…

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs opendata_tool_call safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Meta Data Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For opendata_tool_call, this is the rule to start with:

opendata_tool_call Allowed

opendata_tool_call is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "opendata_tool_call": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Meta Data Mcp, apply this rule, and every opendata_tool_call call is checked against it from then on.

FAQ

Questions about opendata_tool_call

What does the opendata_tool_call tool do? +

Proxy any activated plugin tool by name. Use this when dynamically. It is categorised as a Read tool in the Meta Data Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on opendata_tool_call? +

Register the Meta Data MCP server in PolicyLayer and add a rule for opendata_tool_call: 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 Meta Data Mcp. Nothing to install.

What risk level is opendata_tool_call? +

opendata_tool_call is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit opendata_tool_call? +

Yes. Add a rate_limit block to the opendata_tool_call 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.

How do I block opendata_tool_call completely? +

Set action: deny in the PolicyLayer policy for opendata_tool_call. 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.

What MCP server provides opendata_tool_call? +

opendata_tool_call is provided by the Meta Data MCP server (pypi:meta-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Meta Data, and thousands of servers like it.

This server

All 396 Meta Data tools →

Across the catalogue

The MCP Attack Database →

Guides

Roll out MCP under one policy →Data exfiltration →MCP token cost →