eBay Seller MCP Server for Vercel AI SDK 12 tools — connect in under 2 minutes
The Vercel AI SDK is the TypeScript toolkit for building AI-powered applications. Connect eBay Seller through Vinkius and every tool is available as a typed function. ready for React Server Components, API routes, or any Node.js backend.
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Vinkius supports streamable HTTP and SSE.
import { createMCPClient } from "@ai-sdk/mcp";
import { generateText } from "ai";
import { openai } from "@ai-sdk/openai";
async function main() {
const mcpClient = await createMCPClient({
transport: {
type: "http",
// Your Vinkius token. get it at cloud.vinkius.com
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
});
try {
const tools = await mcpClient.tools();
const { text } = await generateText({
model: openai("gpt-4o"),
tools,
prompt: "Using eBay Seller, list all available capabilities.",
});
console.log(text);
} finally {
await mcpClient.close();
}
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About eBay Seller MCP Server
Connect eBay Seller to any AI agent via MCP.
How to Connect eBay Seller to Vercel AI SDK via MCP
Follow these steps to integrate the eBay Seller MCP Server with Vercel AI SDK.
Install dependencies
Run npm install @ai-sdk/mcp ai @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the script
Save to agent.ts and run with npx tsx agent.ts
Explore tools
The SDK discovers 12 tools from eBay Seller and passes them to the LLM
Why Use Vercel AI SDK with the eBay Seller MCP Server
Vercel AI SDK provides unique advantages when paired with eBay Seller through the Model Context Protocol.
TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same eBay Seller integration everywhere
Built-in streaming UI primitives let you display eBay Seller tool results progressively in React, Svelte, or Vue components
Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
eBay Seller + Vercel AI SDK Use Cases
Practical scenarios where Vercel AI SDK combined with the eBay Seller MCP Server delivers measurable value.
AI-powered web apps: build dashboards that query eBay Seller in real-time and stream results to the UI with zero loading states
API backends: create serverless endpoints that orchestrate eBay Seller tools and return structured JSON responses to any frontend
Chatbots with tool use: embed eBay Seller capabilities into conversational interfaces with streaming responses and tool call visibility
Internal tools: build admin panels where team members interact with eBay Seller through natural language queries
eBay Seller MCP Tools for Vercel AI SDK (12)
These 12 tools become available when you connect eBay Seller to Vercel AI SDK via MCP:
create_listing
Requires SKU (from inventory), listing title, category ID, pricing, format (FIXED_PRICE or AUCTION), and return/shipping policies. Returns listingId for management. Use this to make your inventory products visible to buyers. Create a new eBay listing for an inventory item
delete_inventory
Note: you cannot delete inventory items that have active listings. Use this to clean up discontinued products. Delete an inventory item by SKU
delete_listing
If there are active bids (auction), this may violate eBay policies. For fixed-price, this simply removes the item from sale. Use this to quickly remove unwanted inventory from the marketplace. Delete/end an eBay listing
get_account_info
Use this to verify account status or display seller metrics. Get your eBay seller account information and feedback score
get_inventory_item
Use this to verify product details before updating or creating listings. Get detailed information for a specific inventory item by SKU
get_order_details
Use this to verify order contents before packing and shipping. Get detailed information for a specific order
get_orders
Optional filter parameter accepts criteria like "creationDate:[2024-01-01..2024-12-31]", "orderFulfillmentStatus:NOT_STARTED". Use this to manage order fulfillment pipeline. List recent orders with optional filtering
list_inventory
Each item includes SKU, title, condition, and available quantity. Use optional limit (default 50) and offset for pagination. Essential for reviewing stock levels. List all inventory items with SKUs, titles, and available quantities
list_listings
Each listing includes title, price, status, listing ID, and associated SKU. Use this to review what is currently live on eBay or recently ended. List active eBay listings for your store
ship_order
Updates buyer with shipping notification. Requires orderId, lineItemId, carrier name (e.g., "USPS", "FedEx", "UPS"), and tracking number. Use this to confirm shipment and complete the order cycle. Mark an order as shipped with carrier and tracking number
update_inventory
Requires SKU, title, condition, and product details (brand, MPN, UPC/EAN, description). Also updates stock quantity and pricing. Use this to manage your product catalog before listing items for sale. Update or create an inventory item with product details and stock quantity
update_listing
Note: certain fields cannot be changed once listing is active. Use this to adjust pricing or correct listing errors. Update an existing eBay listing (price, title, details)
Troubleshooting eBay Seller MCP Server with Vercel AI SDK
Common issues when connecting eBay Seller to Vercel AI SDK through the Vinkius, and how to resolve them.
createMCPClient is not a function
npm install @ai-sdk/mcpeBay Seller + Vercel AI SDK FAQ
Common questions about integrating eBay Seller MCP Server with Vercel AI SDK.
How does the Vercel AI SDK connect to MCP servers?
createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.Can I use MCP tools in Edge Functions?
Does it support streaming tool results?
useChat and streamText that handle tool calls and display results progressively in the UI.Connect eBay Seller with your favorite client
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Python framework for orchestrating collaborative AI agent crews.
Leading Python framework for composable LLM applications.
Data-aware AI agent framework for structured and unstructured sources.
Microsoft's framework for multi-agent collaborative conversations.
Connect eBay Seller to Vercel AI SDK
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.