data.fetch · Kelnix Datamind Curator MCP: Risk & Policy

WHAT IT DOES

What data.fetch does on Kelnix Datamind Curator

AI agents call data.fetch to retrieve information from Kelnix Datamind Curator without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

WHY IT NEEDS A POLICY

Why data.fetch needs a policy

No modifying, executing, or destructive operations implied. The lack of description lowers confidence slightly, but the tool name and API context strongly suggest a retrieval operation, which is a Read risk category with low severity.

From the tool's definition Tool name 'data.fetch' and sibling tools like 'data.query', 'data.search', and 'sources.list' indicate read-only operations that retrieve data.

Attacks that exploit this kind of access

Questions about data.fetch

What does the data.fetch tool do? +

data.fetch. It is categorised as a Read tool in the Kelnix Datamind Curator MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on data.fetch? +

Register the Kelnix Datamind Curator MCP server in PolicyLayer and add a rule for data.fetch: 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 Kelnix Datamind Curator. Nothing to install.

What risk level is data.fetch? +

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

Can I rate-limit data.fetch? +

Yes. Add a rate_limit block to the data.fetch 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 data.fetch completely? +

Set action: deny in the PolicyLayer policy for data.fetch. 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 data.fetch? +

data.fetch is provided by the Kelnix Datamind Curator MCP server (kelnixsolutions/kelnix-datamind-curator). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.