
Connect Online Cart Optimizer to ChatGPT, Claude and Gemini
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Get the most value out of every shopping trip.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 4 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 4 available through Online Cart Optimizer.
- 01
Check inventory compliance
This capability verifies that your proposed cart doesn't exceed the maximum quantity allowed for any single product.
- 02
Calculate shipping cost
This capability determines the exact shipping fee based on the total value of your current cart.
- 03
Get best cart combination
This capability finds the most valuable set of products that fits within your specific budget and constraints.
- 04
Validate coupon eligibility
This capability checks if a specific coupon code can actually be applied to the items you want to buy.
Real work
What teams actually run
Maximizing Coupon Value
Your agent calculates if adding a small item will trigger a large discount.
Budget-Constrained Shopping
The agent picks the best items from a list when you have a hard spending limit.
Shipping Fee Avoidance
The capability determines how much more you need to spend to hit free shipping.
Inventory Compliance Testing
The agent checks if a large bulk order is actually possible based on stock limits.
One connector, every AI
Online Cart Optimizer works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put Online Cart Optimizer to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
866ms average. Fast in production.
Online Cart Optimizer is checked daily against the live service.
- Fastest day
- 728ms
- Slowest day
- 1092ms
- 14-day trend
- Slowing+5%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 4 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Online Cart Optimizer, so you can see the experience inside your AI.
It does not authenticate your account with Online Cart Optimizer. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Online Cart Optimizer Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_Kc2E5JleYDlXGFiMKfuRVgui0W6Ntd76qNTuB9S9/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Online Cart Optimizer capabilities are ready to use.
{
"mcpServers": {
"online-cart-optimizer-mcp": {
"url": "https://edge.vinkius.com/vk_preview_Kc2E5JleYDlXGFiMKfuRVgui0W6Ntd76qNTuB9S9/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up Online Cart Optimizer in Claude and other AIs
Who it's for
Built for the work Online Cart Optimizer owners hand off.
This is for anyone managing complex purchasing decisions through an AI agent.
- 01
E-commerce Analysts
They hand off product lists and discount rules to the agent to test pricing scenarios.
- 02
Personal Shoppers
They use the agent to find the most efficient way to buy items within a set budget.
- 03
Procurement Assistants
They use the capability to ensure order compliance with inventory and coupon constraints.
FAQ
Questions Online Cart Optimizer owners ask.
- 01
How does this MCP help with shopping?
It acts as a decision engine that calculates the best product combinations based on your budget, coupons, and shipping costs.
- 02
Can I use this with Claude or Cursor?
Yes, this MCP is compatible with any MCP-compatible client including Claude, Cursor, and Windsurf.
- 03
Does it check if coupons work?
Yes, it has a specific capability to validate if a coupon is eligible for the products in your cart.
- 04
Will it help me save on shipping?
Yes, it can calculate shipping costs and help you figure out how to reach free shipping thresholds.
- 05
Does it handle inventory limits?
Yes, it includes a capability to ensure your cart doesn't exceed the allowed quantity for any product.
- 06
How does the optimizer handle coupons?
The engine evaluates available coupons to find the best combination. You can use validate_coupon_eligibility to check if a specific discount applies to your current selection.
- 07
Can I set a maximum budget?
Yes, the get_best_cart_combination capability allows you to specify a maxBudget to ensure the final total, including shipping, stays within your limit.
- 08
How is shipping cost calculated?
Shipping is calculated based on your cart value relative to a threshold. You can use calculate_shipping_cost to determine if you have reached the free shipping limit.
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Connect Online Cart Optimizer to Claude, Cursor, ChatGPT & more
