eBay Seller MCP Server for Mastra AI 12 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect eBay Seller through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
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Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token. get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"ebay-seller": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "eBay Seller Agent",
instructions:
"You help users interact with eBay Seller " +
"using 12 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with eBay Seller?"
);
console.log(result.text);
}
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 Mastra AI via MCP
Follow these steps to integrate the eBay Seller MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 12 tools from eBay Seller via MCP
Why Use Mastra AI with the eBay Seller MCP Server
Mastra AI provides unique advantages when paired with eBay Seller through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add eBay Seller without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every eBay Seller tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
eBay Seller + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the eBay Seller MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query eBay Seller, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed eBay Seller as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query eBay Seller on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using eBay Seller tools alongside other MCP servers
eBay Seller MCP Tools for Mastra AI (12)
These 12 tools become available when you connect eBay Seller to Mastra AI 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 Mastra AI
Common issues when connecting eBay Seller to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpeBay Seller + Mastra AI FAQ
Common questions about integrating eBay Seller MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
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Connect eBay Seller to Mastra AI
Get your token, paste the configuration, and start using 12 tools in under 2 minutes. No API key management needed.