Aggregate records by a field and return the top N most-frequent values with counts.
AI agents call qobrix_top_values to retrieve information from Qobrix CRM MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool only retrieves and analyzes existing data without creating, modifying, deleting, or executing any operations. It performs a read-only aggregation query (top N values with counts), which is a standard data retrieval operation with no side effects or ability to alter system state.
From the tool's definition Tool aggregates and returns counts of field values; described as part of a 'read-only MCP server' with no modification, deletion, or execution capabilities. The operation is a query/analysis function that retrieves frequency statistics.
Attacks that exploit this kind of access
Aggregate records by a field and return the top N most-frequent values with counts. It is categorised as a Read tool in the Qobrix CRM MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Qobrix CRM MCP Server MCP server in PolicyLayer and add a rule for qobrix_top_values: 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 Qobrix CRM MCP Server. Nothing to install.
qobrix_top_values 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 qobrix_top_values 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 qobrix_top_values. 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.
qobrix_top_values is provided by the Qobrix CRM MCP Server MCP server (sharpsir-group/qobrix-crm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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