
Connect Mortgage Amortization Engine to ChatGPT and Claude
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 exact loan schedules and payoff math instantly.
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 · 3 capabilities
We ship only the actions that matter.
01-03
3 capabilities in this set.
Part of 3 available through Mortgage Amortization Engine.
- 01
Calculate loan summary
This capability calculates your standard monthly payment, the total interest you'll pay over the life of the loan, and how much time you save by making extra payments.
- 02
Check pmi status
Use this to find the exact moment your loan balance hits the 78% threshold required to request PMI removal.
- 03
Get payment breakdown
This capability provides the specific split between principal and interest for any individual payment number in your schedule.
Real work
What teams actually run
Debt Acceleration Planning
Determine how much sooner you'll own your home if you pay an extra $200 per month.
PMI Removal Strategy
Calculate exactly when you can stop paying private mortgage insurance.
Loan Comparison
Compare the total interest costs between different loan terms and rates.
Budgeting Accuracy
Get the exact principal and interest breakdown to manage monthly cash flow.
One connector, every AI
Mortgage Amortization Engine 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 Mortgage Amortization Engine 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
877ms average. Fast in production.
Mortgage Amortization Engine is checked daily against the live service.
- Fastest day
- 661ms
- Slowest day
- 1047ms
- 14-day trend
- Improving-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 Mortgage Amortization Engine, so you can see the experience inside your AI.
It does not authenticate your account with Mortgage Amortization Engine. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Mortgage Amortization Engine Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_NsZ5bnDZTaCQweIUcH4cZ7sLH4wt8JebYv5mCxvx/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 — Mortgage Amortization Engine capabilities are ready to use.
{
"mcpServers": {
"mortgage-amortization-engine-mcp": {
"url": "https://edge.vinkius.com/vk_preview_NsZ5bnDZTaCQweIUcH4cZ7sLH4wt8JebYv5mCxvx/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 Mortgage Amortization Engine in Claude and other AIs
Who it's for
Built for the work Mortgage Amortization Engine owners hand off.
This MCP is built for anyone managing significant real estate debt or performing financial modeling.
- 01
Homeowners
Use it to plan extra payments and track PMI removal timelines.
- 02
Financial Planners
Hand off the heavy math to an agent to build client amortization schedules.
- 03
Real Estate Analysts
Run quick loan comparisons and interest cost projections.
FAQ
Questions Mortgage Amortization Engine owners ask.
- 01
How does this MCP handle extra payments?
It calculates how much time and interest you save by adding extra principal to your regular payment schedule.
- 02
Can I use this for bi-weekly payments?
Yes, the math supports both monthly and bi-weekly payment frequencies.
- 03
How do I know when to remove PMI?
The check_pmi_status capability tells you exactly when your balance hits the 78% threshold.
- 04
Does this work with Claude?
Yes, you can connect this MCP to any compatible client like Claude, Cursor, or Windsurf.
- 05
Is the math accurate?
The capabilities use deterministic math rather than LLM estimation, ensuring the results are precise.
- 06
How can I see how much interest I will pay in total?
You can use the calculate_loan_summary capability, which returns the totalInterestPaid for the entire life of the loan.
- 07
Can I calculate how much faster I will pay off my loan with extra payments?
Yes, by providing an extraPrincipalPerPeriod value to calculate_loan_summary, the capability will return the monthsSaved resulting from your extra payments.
- 08
How do I know when I can remove my Private Mortgage Insurance (PMI)?
Use the check_pmi_status capability. It calculates the specific payment number when your principal balance reaches the 78% threshold.
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Connect Mortgage Amortization Engine to Claude, Cursor, ChatGPT & more
