ebay_create_shipping_fulfillment

Create a shipping fulfillment for an order.\n\nRequired OAuth Scope: sell.fulfillment\nMinimum Scope: https://api.ebay.com/oauth/api_scope/sell.fulfillment

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-create-shipping-fulfillment.md

WHAT IT DOES

What ebay_create_shipping_fulfillment does on Ebay

AI agents use ebay_create_shipping_fulfillment 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_create_shipping_fulfillment is rated Medium

This tool creates a shipping fulfillment entry, which is a reversible write operation (the fulfillment record can be updated or cancelled). It triggers logistics/fulfillment actions tied to real orders, giving it a high blast radius if misused — wrong shipping details or spurious fulfillment records could disrupt order processing and customer experience.

From the tool's definition "Create a shipping fulfillment for an order" — creates a new fulfillment record for an existing order

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs ebay_create_shipping_fulfillment 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_create_shipping_fulfillment, this is the rule to start with:

ebay_create_shipping_fulfillment Rate-limited

ebay_create_shipping_fulfillment 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_create_shipping_fulfillment": {
      "limits": [
        {
          "counter": "ebay_create_shipping_fulfillment_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_create_shipping_fulfillment call is checked against it from then on.

FAQ

Questions about ebay_create_shipping_fulfillment

What does the ebay_create_shipping_fulfillment tool do? +

Create a shipping fulfillment for an order.\n\nRequired OAuth Scope: sell.fulfillment\nMinimum Scope: https://api.ebay.com/oauth/api_scope/sell.fulfillment. 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_create_shipping_fulfillment? +

Register the Ebay MCP server in PolicyLayer and add a rule for ebay_create_shipping_fulfillment: 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_create_shipping_fulfillment? +

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

Can I rate-limit ebay_create_shipping_fulfillment? +

Yes. Add a rate_limit block to the ebay_create_shipping_fulfillment 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_create_shipping_fulfillment completely? +

Set action: deny in the PolicyLayer policy for ebay_create_shipping_fulfillment. 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_create_shipping_fulfillment? +

ebay_create_shipping_fulfillment 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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