Treasury Return Calculator Connector for AI agents.
3 live capabilities
Price sovereign debt and calculate real yields for US Treasuries and foreign bonds.
Waiting for input…
Why people use Treasury Return Calculator
Stop Manual Spreadsheet Math with Treasury Return Calculator Bond Pricing
With this Connector, you just tell your agent the bond details. It pulls the math into your chat instantly. You get the fair price, the YTM, and the inflation-adjusted return in one go. No more broken formulas or manual errors.
What Vinkius changes
You get instant, accurate bond valuations and real returns without manual spreadsheet math.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 5,900+ Connectors
- Real-world use case 01
Quickly price a German Bund
A manager needs to know the price of a 10-year Bund.
- Real-world use case 02
Compare US and UK yields
A researcher compares the YTM of a US T-Note against a UK Gilt to see which offers better value in the current market.
- Real-world use case 03
Check inflation hedging
A user asks their agent what the real return is on a 5% bond if inflation hits 3% to see if it preserves purchasing power.
Complete set · 3capabilities
The complete Treasury Return Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with Treasury Return Calculator.
01—03
3 capabilities in this set.
Part of 3 available through Treasury Return Calculator.
- 01 Capability
Calculate currency equivalent yield
See what a foreign bond pays in your target currency while accounting for exchange rates.
- 02 Capability
Calculate inflation adjusted return
Determine your real return by subtracting expected inflation from your nominal yield.
- 03 Capability
Calculate bond valuation
Get the fair market price and annualized YTM for bonds like T-Bills or Bunds.
Set up in minutes
One URL. Then ask Treasury Return Calculator to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use Treasury Return Calculator from the conversation.
Choose your client
Live previewAdvanced clients IDE · CLI
Claude · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp - Step 01
Open Connectors
In Claude Web or Claude Desktop, open Settings and choose Connectors.
- Step 02
Add the URL
Choose Add custom connector, name it Treasury Return Calculator, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable Treasury Return Calculator for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp - Step 01
Open MCP settings
On desktop, open Settings and MCP servers. On web, open your workspace app or connector settings.
- Step 02
Add the URL
Choose Add server with Streamable HTTP, or create a custom MCP app, then paste the Treasury Return Calculator URL.
- Step 03
Save and start
Save the connection and enable Treasury Return Calculator in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"treasury-return-calculator": {
"url": "https://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp"
}
}
}- Step 01
Open MCP Settings
Press Cmd+Shift+P (macOS) or Ctrl+Shift+P (Windows/Linux) → search "MCP Settings"
- Step 02
Add the server config
Paste the JSON configuration above into the mcp.json file that opens
- Step 03
Save the file
Cursor will automatically detect the new Connector
- Step 04
Start using Treasury Return Calculator
Open Agent mode in chat and ask: "Using Treasury Return Calculator, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"treasury-return-calculator": {
"url": "https://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp"
}
}
}- Step 01
Create MCP config
Create a .vscode/mcp.json file in your project root
- Step 02
Add the server config
Paste the JSON configuration above
- Step 03
Enable Agent mode
Open GitHub Copilot Chat and switch to Agent mode using the dropdown
- Step 04
Start using Treasury Return Calculator
Ask Copilot: "Using Treasury Return Calculator, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"treasury-return-calculator": {
"url": "https://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp"
}
}
}- Step 01
Open MCP Settings
Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
- Step 02
Add the server
Paste the JSON configuration above into mcp_config.json
- Step 03
Save and reload
Windsurf will detect the new server automatically
- Step 04
Start using Treasury Return Calculator
Open Cascade and ask: "Using Treasury Return Calculator, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"treasury-return-calculator": {
"url": "https://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp"
}
}
}- Step 01
Open Cline MCP Settings
Click the Connectors icon in the Cline sidebar panel
- Step 02
Add remote server
Click "Add Connector" and paste the configuration above
- Step 03
Enable the server
Toggle the server switch to ON
- Step 04
Start using Treasury Return Calculator
Ask Cline: "Using Treasury Return Calculator, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add treasury-return-calculator --transport http "https://edge.vinkius.com/vk_preview_9FkixTQkoWosHyUgUVqBm5YYk6fVUL9XnFoLr1kW/mcp"- Step 01
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
- Step 02
Add the Connector
Run the command above in your terminal
- Step 03
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
- Step 04
Start using Treasury Return Calculator
Ask Claude: "Using Treasury Return Calculator, show me...". 3 tools are ready
Where the request belongs
Work Treasury Return Calculator can move forward.
This is for fixed-income analysts, personal finance enthusiasts, and portfolio managers who need to price sovereign debt accurately without manual calculations.
Fixed-Income Analyst
Pricing out a portfolio of US Treasuries and German Bunds during market shifts.
Portfolio Manager
Checking if a foreign bond's yield holds up after currency conversion and inflation.
Personal Finance Researcher
Figuring out the real purchasing power of a bond investment over a long horizon.
Build the capability set
Add more capabilities.
Each Connector adds new actions and data without changing how you work.
Browse Connectors
Bond Yield Calculator
Calculate YTM, Current Yield, and interest rate sensitivity for fixed-income bonds.
Inflation-Adjusted Return Calculator
Calculate real investment returns by adjusting nominal rates against inflation.
Yield Curve Analyzer
Analyze interest rate curves, identify spreads, and detect recession signals.
CD Return Calculator
Calculate potential returns on Certificates of Deposit (CD) and compare them against market benchmarks like HYSA and Money Market funds.
U.S. Treasury Debt — National Debt & Interest Rates
Access real-time data on the U.S. National Debt (currently $34T+). Retrieve 'Debt to the Penny', monitor average interest rates on Treasury securities, and access results from Treasury auctions.
Investment Profitability Comparator
Compare net returns of CDB, Treasury Selic, Savings, and DI Funds after regressive income tax.
Bring your own AI
Change the model, client or framework. Keep Treasury Return Calculator connected.
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Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
ZCode -
Cline -
Zed -
Continue -
Kiro -
Roo Code -
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Cherry Studio -
LibreChat -
TypingMind -
Chorus -
5ire -
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LangChain -
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CrewAI -
Vercel AI SDK
Before you connect
Questions about Treasury Return Calculator.
The practical details behind the request, access and result.
Can the Treasury Return Calculator price UK Gilts?
Yes, it handles UK Gilts, German Bunds, and US Treasuries. It's designed to price various types of sovereign debt.
How does it handle inflation?
It calculates your real return by subtracting the expected inflation rate from your nominal yield. This helps you see the actual purchasing power of your investment.
Can I use it for corporate bonds?
No, this Connector is specifically built for sovereign debt instruments like government bonds and treasuries.
Does it do currency conversion?
Yes, it evaluates the yield of a foreign sovereign bond in your target currency, accounting for exchange rate impacts.
Is it good for T-Bills?
Yes, it works for T-Bills, T-Notes, and other government debt instruments to find fair prices and YTM.
What types of bonds can I calculate?
You can calculate valuations for US Treasuries (T-Bills, T-Notes, T-Bonds), UK Gilts, and German Bunds.
How do I calculate the real return of my investment?
Use the calculate_inflation_adjusted_return capability by providing your nominal yield and the expected annual inflation rate.
Can I convert yields between different currencies?
Yes, the calculate_currency_equivalent_yield capability allows you to evaluate a bond's yield in terms of a target currency using current exchange rates.
One connection away
Give your agent a direct line to Treasury Return Calculator.
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