get_field_size_stats
Get size statistics for list/array fields.
This record as markdown: /tools/gentel-lab-origenemcp/get-field-size-stats.md
What get_field_size_stats does on OrigeneMCP
AI agents call get_field_size_stats 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.
Why get_field_size_stats is rated Low
This tool retrieves and reports statistics (counts, sizes) of array/list fields from the biomedical databases. It has no side effects—it only reads and aggregates existing data. No write, execute, destructive, or financial operations are involved. The minimal blast radius (read-only informational access) justifies 'low' severity and high confidence.
From the tool's definition Tool name 'get_field_size_stats' and description 'Get size statistics for list/array fields' indicate a query/retrieval operation that returns statistical metadata about data structure sizes without modifying, executing code, deleting, or moving money.
Attacks that exploit this kind of access
The rule that runs get_field_size_stats 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_field_size_stats, this is the rule to start with:
get_field_size_stats 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 OrigeneMCP, apply this rule, and every get_field_size_stats call is checked against it from then on.
Questions about get_field_size_stats
Get size statistics for list/array fields. It is categorised as a Read tool in the OrigeneMCP MCP Server, which means it retrieves data without modifying state.
Register the Origene MCP server in PolicyLayer and add a rule for get_field_size_stats: 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.
get_field_size_stats 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 get_field_size_stats 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 get_field_size_stats. 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.
get_field_size_stats 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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