
Connect Late Fee 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 precise penalty math and debt reports 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 · 4 capabilities
We ship only the actions that matter.
01-04
4 capabilities in this set.
Part of 4 available through Late Fee Calculator.
- 01
Get breakdown by tier
This capability categorizes the impact of late fees into Low, Medium, or High risk tiers.
- 02
Get fee for range
Use this to predict how much late fees will accumulate over a specific future window of time.
- 03
Get single late fee
This capability calculates a specific penalty based on an overdue amount and a set timeframe.
- 04
Get summary report
Get a full overview of a debt, including the principal, the penalty, and the total amount due.
Real work
What teams actually run
Daily Collections
Your agent calculates the exact penalty for a customer who is 5 days late.
Risk Management
You use the tiering capability to identify high-risk accounts based on penalty size.
Customer Invoicing
The AI generates a summary report to show a client their total amount due.
Financial Forecasting
You predict how much interest will accrue on a large debt over the next month.
One connector, every AI
Late Fee Calculator 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 Late Fee Calculator 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
882ms average. Fast in production.
Late Fee Calculator is checked daily against the live service.
- Fastest day
- 784ms
- Slowest day
- 1251ms
- 14-day trend
- Improving-24%
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 Late Fee Calculator, so you can see the experience inside your AI.
It does not authenticate your account with Late Fee Calculator. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Late Fee Calculator Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_ko9TiCfERNoabskvfBfnpC5jWXuvNZ56RZzxjmtX/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 — Late Fee Calculator capabilities are ready to use.
{
"mcpServers": {
"late-fee-calculator-mcp": {
"url": "https://edge.vinkius.com/vk_preview_ko9TiCfERNoabskvfBfnpC5jWXuvNZ56RZzxjmtX/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 Late Fee Calculator in Claude and other AIs
Who it's for
Built for the work Late Fee Calculator owners hand off.
This MCP is built for professionals managing accounts receivable or debt collections. It lets you hand off the math to your AI agent.
- 01
Accounts Receivable Clerk
Hands off overdue balance calculations to the AI.
- 02
Collections Manager
Uses the capability to assess risk tiers for various accounts.
- 03
Financial Analyst
Uses fee prediction to model future debt accumulation.
FAQ
Questions Late Fee Calculator owners ask.
- 01
What can this MCP calculate?
It calculates specific late fees, predicts future fee accumulation, and provides full debt summaries.
- 02
How does it categorize risk?
It uses the get_breakdown_by_tier capability to sort late fee impacts into Low, Medium, and High tiers.
- 03
Which AI clients can use this?
You can use this with any MCP-compatible client like Claude, Cursor, or Windsurf.
- 04
Does it provide total debt amounts?
Yes, the summary report capability provides the principal, the penalty, and the total amount due.
- 05
Can I predict future fees?
Yes, the get_fee_for_range capability predicts how fees will grow over a specific time window.
- 06
How do I calculate a specific penalty?
You can use the get_single_late_fee capability by providing the overdue amount, the daily fee percentage, and the number of days late.
- 07
Can I see how much the fee will grow in the future?
Yes, the get_fee_for_range capability allows you to predict fee accumulation between two specific days.
- 08
How is the risk tier determined?
The get_breakdown_by_tier capability classifies risk as Low, Medium, or High based on the ratio of the late fee to the original overdue amount.
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Connect Late Fee Calculator to Claude, Cursor, ChatGPT & more
