Get paginated cardholder purchases. Optionally filter by cardholder account ID and approval status.
AI agents call pex_get_cardholder_purchases to retrieve information from PEX MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical transaction/purchase data without side effects. It is a read-only query operation that returns purchase records, similar to 'pex_get_all_cardholder_transactions' in the sibling tools list. The optional filtering parameters (cardholder account ID, approval status) do not change the read-only nature of the operation.
From the tool's definition Tool name contains 'get' and description states 'Get paginated cardholder purchases' with optional filtering. No modification, deletion, execution, or financial transaction capability is described.
Attacks that exploit this kind of access
Get paginated cardholder purchases. Optionally filter by cardholder account ID and approval status. It is categorised as a Read tool in the PEX MCP Server MCP Server, which means it retrieves data without modifying state.
Register the PEX MCP Server MCP server in PolicyLayer and add a rule for pex_get_cardholder_purchases: 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 PEX MCP Server. Nothing to install.
pex_get_cardholder_purchases 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 pex_get_cardholder_purchases 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 pex_get_cardholder_purchases. 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.
pex_get_cardholder_purchases is provided by the PEX MCP Server MCP server (pexcard/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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