europepmc-citations

Fetch the list of articles citing a Europe PMC article.

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/europepmc-citations.md

WHAT IT DOES

What europepmc-citations does on Meta Data Mcp

AI agents call europepmc-citations 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 europepmc-citations is rated Low

This tool retrieves citation metadata from Europe PMC, a public open data API for scientific literature. It performs a query with no ability to modify data, execute code, delete records, or commit financial transactions. The operation is read-only and information-retrieval in nature, making it the lowest-risk category.

From the tool's definition Tool name 'europepmc-citations' and description 'Fetch the list of articles citing a Europe PMC article' indicate a retrieval operation. The verb 'fetch' is a read operation that queries bibliographic data without modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs europepmc-citations 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 europepmc-citations, this is the rule to start with:

europepmc-citations Allowed

europepmc-citations 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": {
    "europepmc-citations": {}
  }
}

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 europepmc-citations call is checked against it from then on.

FAQ

Questions about europepmc-citations

What does the europepmc-citations tool do? +

Fetch the list of articles citing a Europe PMC article. 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 europepmc-citations? +

Register the Meta Data MCP server in PolicyLayer and add a rule for europepmc-citations: 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 europepmc-citations? +

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

Can I rate-limit europepmc-citations? +

Yes. Add a rate_limit block to the europepmc-citations 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 europepmc-citations completely? +

Set action: deny in the PolicyLayer policy for europepmc-citations. 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 europepmc-citations? +

europepmc-citations 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.

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