get_xref_source

Retrieve xref_source object list

SERVEROrigeneMCP SOURCEgentel-lab/origenemcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade C, identity unverified Pull the record →

This record as markdown: /tools/gentel-lab-origenemcp/get-xref-source.md

WHAT IT DOES

What get_xref_source does on OrigeneMCP

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

RISK

Why get_xref_source is rated Low

This tool retrieves cross-reference source objects from a biomedical database. The verb 'Retrieve' and the passive noun phrase 'object list' clearly indicate a read-only operation that queries data without side effects. No data creation, modification, deletion, code execution, or financial transactions are involved.

From the tool's definition Tool name 'get_xref_source' with description 'Retrieve xref_source object list' indicates data retrieval with no modification or execution of operations.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_xref_source safely

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

get_xref_source Allowed

get_xref_source 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": {
    "get_xref_source": {}
  }
}

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

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

FAQ

Questions about get_xref_source

What does the get_xref_source tool do? +

Retrieve xref_source object list. It is categorised as a Read tool in the OrigeneMCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_xref_source? +

Register the Origene MCP server in PolicyLayer and add a rule for get_xref_source: 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 OrigeneMCP. Nothing to install.

What risk level is get_xref_source? +

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

Can I rate-limit get_xref_source? +

Yes. Add a rate_limit block to the get_xref_source 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 get_xref_source completely? +

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

get_xref_source is provided by the Origene MCP server (gentel-lab/origenemcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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