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What ebay_get_ads does on Ebay
AI agents call ebay_get_ads to retrieve information from Ebay without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why ebay_get_ads is rated Low
The tool retrieves or queries advertising data from eBay's Marketing API. The verb 'Get' and the context of reading ad information (likely campaign performance, ad details, or status) are consistent with Read operations that do not modify, execute, delete, or commit financial transactions. No destructive or irreversible actions are involved.
From the tool's definition Tool name 'get_ads' and description 'Get ads through the eBay Marketing API' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
The rule that runs ebay_get_ads safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ebay, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For ebay_get_ads, this is the rule to start with:
ebay_get_ads 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 Ebay, apply this rule, and every ebay_get_ads call is checked against it from then on.
Questions about ebay_get_ads
Get ads through the eBay Marketing API. 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_ads: 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_ads 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_ads 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_ads. 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_ads 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.
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