
Connect Ltvcac Calculator 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 clear answers on your unit economics and growth sustainability.
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 LTV:CAC Calculator API.
- 01
Calculate cac
This capability calculates your Customer Acquisition Cost per channel. You provide a list of spend and new customers for each source to see exactly what it costs to acquire a user.
- 02
Calculate ltv
This capability computes Customer Lifetime Value. It uses your ARPU, gross margin, and churn rate to forecast the total value a customer brings over time.
- 03
Evaluate profitability
This capability generates a final verdict on your business health. It compares LTV and CAC to provide your LTV:CAC ratio, payback period in months, and a status of Optimal, Warning, or Critical.
Real work
What teams actually run
Marketing Spend Audit
Compare the cost of acquiring customers from Paid Search versus Organic to reallocate budget.
Growth Scaling Decisions
Check the LTV:CAC ratio to see if you have the margin to aggressively increase your budget.
Churn Impact Analysis
See how a change in your churn rate affects your total customer lifetime value.
Monthly Financial Reviews
Generate a profitability verdict to present to stakeholders during monthly performance meetings.
Automate a task
Put LTV:CAC Calculator API to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
LTV:CAC Calculator API 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 LTV:CAC Calculator API 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
766ms average. Fast in production.
LTV:CAC Calculator API is checked daily against the live service.
- Fastest day
- 541ms
- Slowest day
- 995ms
- 14-day trend
- Improving-21%
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 LTV:CAC Calculator API, so you can see the experience inside your AI.
It does not authenticate your account with LTV:CAC Calculator API. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
LTV:CAC Calculator API Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_lWwsfEGtYfyawKzRUSIdfWxLnblxMNx7Qs22pKzX/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 — LTV:CAC Calculator API capabilities are ready to use.
{
"mcpServers": {
"ltvcac-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_lWwsfEGtYfyawKzRUSIdfWxLnblxMNx7Qs22pKzX/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 LTV:CAC Calculator API in Claude and other AIs
Who it's for
Built for the work LTV:CAC Calculator API owners hand off.
This MCP is built for finance and growth teams who need to validate their unit economics without manual spreadsheet modeling.
- 01
Growth Marketers
They hand off channel spend and customer counts to check if their campaigns are profitable.
- 02
Finance Analysts
They use the capability to verify LTV and CAC ratios for monthly reporting.
- 03
SaaS Founders
They use the profitability verdict to decide if they should increase or decrease marketing spend.
FAQ
Questions LTV:CAC Calculator API owners ask.
- 01
What is an optimal LTV:CAC ratio?
While it varies by industry, the capability identifies an Optimal verdict when the ratio is greater than 5:1.
- 02
How does this MCP handle different marketing channels?
You can pass a JSON array containing the name, total spend, and new customers for every channel you use to calculate individual CAC.
- 03
Which AI clients can use this MCP?
You can use this with any MCP-compatible client including Claude, Cursor, Windsurf, and VS Code.
- 04
What data do I need to calculate LTV?
You need to provide your Average Revenue Per User (ARPU), your gross margin percentage, and your churn rate.
- 05
Does Vinkius host the MCP?
Yes, Vinkius hosts and manages the MCP so it is ready to use immediately after you connect your client.
- 06
What is the most critical ratio to monitor?
The LTV:CAC ratio is paramount. You can use evaluate_profitability by feeding it the results from calculate_ltv and calculate_cac. A healthy ratio (5:1 or higher) confirms that your acquisition spending generates sufficient long-term revenue.
- 07
How do I calculate LTV?
Use the calculate_ltv capability. You must provide three inputs: ARPU, gross margin percentage (as a decimal), and the annual churn rate (also as a decimal). The resulting projected LTV is critical for subsequent steps.
- 08
Does this capability track CAC by channel?
Yes. The calculate_cac capability accepts a JSON array of channel data, allowing you to calculate the specific Cost per Customer (CAC) for every source--be it paid search or social media.
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Connect LTV:CAC Calculator API to Claude, Cursor, ChatGPT & more
