ebay_set_user_preferences

SERVEREbay SOURCEyosefhayim/ebay-mcp

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/yosefhayim-ebay-mcp/ebay-set-user-preferences.md

WHAT IT DOES

What ebay_set_user_preferences does on Ebay

AI agents use ebay_set_user_preferences to create or update resources in Ebay, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Ebay environment.

RISK

Why ebay_set_user_preferences is rated Medium

Modifies seller account preferences reversibly without deletions or financial impact.

From the tool's definition Change seller preferences, PATCH requests, modifies account settings

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs ebay_set_user_preferences 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_set_user_preferences, this is the rule to start with:

ebay_set_user_preferences Rate-limited

ebay_set_user_preferences stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "ebay_set_user_preferences": {
      "limits": [
        {
          "counter": "ebay_set_user_preferences_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Ebay, apply this rule, and every ebay_set_user_preferences call is checked against it from then on.

FAQ

Questions about ebay_set_user_preferences

What does the ebay_set_user_preferences tool do? +

Change one or more seller preferences for one marketplace (Account API v2 setUserPreferences, HTTP PATCH): include only the preferences to change under preferences, e.g. combinedPaymentPreferences, dispatchCutoffTimePreference, itemsAwaitingPaymentPreferences, outOfStockControlPreference. Excluded ship-to locations cannot be changed here (My eBay only). marketplaceId is sent as the required X-EBAY-C-MARKETPLACE-ID header. Returns success (eBay 204 No Content); confirm with ebay_get_user_preferences. Requires sell.account. It is categorised as a Write tool in the Ebay MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on ebay_set_user_preferences? +

Register the Ebay MCP server in PolicyLayer and add a rule for ebay_set_user_preferences: 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.

What risk level is ebay_set_user_preferences? +

ebay_set_user_preferences is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit ebay_set_user_preferences? +

Yes. Add a rate_limit block to the ebay_set_user_preferences 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.

How do I block ebay_set_user_preferences completely? +

Set action: deny in the PolicyLayer policy for ebay_set_user_preferences. 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.

What MCP server provides ebay_set_user_preferences? +

ebay_set_user_preferences 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.

KEEP EXPLORING

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Guides

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