
Connect Double Eleven Discount Stack Calculator to your AI
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. Calculate exact final prices and find the best spending thresholds.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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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 · 3 capabilities
We ship only the actions that matter.
01-03
3 capabilities in this set.
Part of 3 available through Double-Eleven Discount Stack.
- 01
Get final price
This capability calculates your exact total after all coupons and discounts are applied. It follows the specific hierarchy of store and platform rules to find the final cost.
- 02
Get savings comparison
This capability compares different pricing scenarios. It shows you the difference between your current total and the potential savings from different discount levels.
- 03
Get threshold analysis
This capability determines the gap between your current cart total and the next discount tier. It tells you exactly how much more you need to spend to hit a specific threshold.
Real work
What teams actually run
Hitting Thresholds
You ask the agent how much more to add to a cart to trigger a platform-wide discount.
Final Cost Verification
You check the real price of an item after all VIP and store coupons are applied.
Savings Analysis
You compare the cost of buying items individually versus buying them together to hit a threshold.
Budget Planning
You use the capability to see how much total savings you will realize across a large order.
One connector, every AI
Double-Eleven Discount Stack 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 Double-Eleven Discount Stack 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
855ms average. Fast in production.
Double-Eleven Discount Stack is checked daily against the live service.
- Fastest day
- 627ms
- Slowest day
- 978ms
- 14-day trend
- Slowing+8%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 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 Double-Eleven Discount Stack, so you can see the experience inside your AI.
It does not authenticate your account with Double-Eleven Discount Stack. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Double-Eleven Discount Stack Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_bmRPup3g9hrMy6NsGBVPBrq5tV1BSMwrKSL3xbNn/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 — Double-Eleven Discount Stack capabilities are ready to use.
{
"mcpServers": {
"double-eleven-discount-stack-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_bmRPup3g9hrMy6NsGBVPBrq5tV1BSMwrKSL3xbNn/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 Double-Eleven Discount Stack in Claude and other AIs
Who it's for
Built for the work Double-Eleven Discount Stack owners hand off.
This is for anyone managing high-volume shopping during major e-commerce sales events.
- 01
Personal Shoppers
They hand off complex cart math to the agent to ensure they hit every discount tier.
- 02
E-commerce Analysts
They use the capability to model different spending scenarios and savings outcomes.
- 03
Budget Managers
They rely on the agent to provide exact final costs before committing to a purchase.
FAQ
Questions Double-Eleven Discount Stack owners ask.
- 01
How does this MCP handle multiple discounts?
It applies discounts sequentially, following the hierarchy of store coupons, platform thresholds, and VIP discounts.
- 02
Can I use this with Claude?
Yes, you can connect this MCP to any MCP-compatible client including Claude, Cursor, and Windsurf.
- 03
What happens if I want to reach a specific discount tier?
You can use the threshold analysis capability to find out exactly how much more you need to spend to reach that tier.
- 04
Does this work for any shopping festival?
It is specifically designed for the complex discount structures used in festivals like 11.11.
- 05
Do I need to host this myself?
No, Vinkius hosts and manages the MCP so it is ready to use immediately after connection.
- 06
How does the discount calculation order work?
Discounts are applied in a strict sequence: first the store coupon, then the platform cross-store threshold, followed by the VIP discount, and finally the red packet deduction.
- 07
Can I use this to plan my 11.11 shopping cart?
Yes, you can use get_threshold_analysis to see exactly how much more you need to add to your cart to trigger the next platform-wide discount tier.
- 08
What is the difference between a store coupon and a platform threshold?
A store coupon is specific to a single merchant, while the platform threshold is a cross-store discount applied by the platform for every fixed increment spent.
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Connect Double-Eleven Discount Stack to Claude, Cursor, ChatGPT & more
