AI agents call ebay_get_bundle to retrieve information from Ebay without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves information about a bundle (a collection of items sold together on eBay) using its ID as input. It has no side effects, does not modify data, and does not execute code or financial operations. It is a straightforward query operation that returns data to the caller.
From the tool's definition Tool name 'ebay_get_bundle' and description 'Get bundle details by ID' indicate a retrieval operation. The verb 'Get' and the read-only nature of fetching bundle details by identifier are characteristic of Read operations.
Documented attack patterns abuse exactly the kind of access ebay_get_bundle gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Ebay, and nothing reaches the server without passing your rules. This is the rule we recommend for ebay_get_bundle:
{
"version": "1",
"default": "deny",
"tools": {
"ebay_get_bundle": {}
}
}ebay_get_bundle is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get bundle details by ID. It is categorised as a Read tool in the Ebay MCP Server, which means it retrieves data without modifying state.
Register the Ebay MCP server in PolicyLayer and add a rule for ebay_get_bundle: 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 Ebay. Nothing to install.
ebay_get_bundle 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 ebay_get_bundle 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 ebay_get_bundle. 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.
ebay_get_bundle is provided by the Ebay MCP server (yosefhayim/ebay-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 332 Ebay tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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332 Ebay tools catalogued and risk-classified — across an index of 42,500+ MCP servers.