What data sources does Deallens Mcp use?
It uses the FRED API for live mortgage rates and HUD for Fair Market Rents by ZIP code—both free government sources.
@bilal0310
基本信息
Real estate deal analysis MCP server with 8 tools: rental analysis, BRRRR, flip calculator, deal comparison, sensitivity testing, expense estimation, live mortgage rates from FRED, and HUD Fair Market Rents by ZIP code. Free government APIs, zero cost.
使用下面的配置,将此服务器添加到你的 MCP 客户端。
{
"mcpServers": {
"deallens": {
"command": "npx",
"args": [
"deallens-mcp"
],
"env": {
"HUD_API_TOKEN": "<YOUR_TOKEN>",
"FRED_API_KEY": "<YOUR_KEY>",
"CENSUS_API_KEY": "<YOUR_KEY>"
}
}
}
}Get current US mortgage rates (30-year and 15-year fixed) from the Federal Reserve (FRED). No inputs required. Returns the latest weekly rates.
Look up HUD Fair Market Rents (FMR) for any US ZIP code. Returns rent estimates by bedroom count (0-4BR), county, and metro area. Useful for validating rent assumptions on a potential deal.
Estimate monthly operating expenses for a rental property using industry-standard ratios (50% rule baseline). Breaks down: property tax, insurance, maintenance, vacancy, CapEx reserve, and property management. Adjusts for property age and type.
Full investment analysis for a rental property. Calculates mortgage payment, expenses, cash flow, NOI, cap rate, cash-on-cash return, DSCR, and 1% rule. Fetches current mortgage rates and area rent data for context. Returns a verdict: Strong deal, Marginal, or Pass.
Side-by-side comparison of 2-5 rental property deals. Runs full analysis on each and ranks by cash-on-cash return. Highlights best and worst metrics.
Stress-test a deal by varying interest rates, vacancy, rent, or expenses. Shows how cash flow and returns change across a range. Answer "what if rates go up?" questions.
Analyze a Buy-Rehab-Rent-Refinance-Repeat deal. Calculates total cash invested, refinance proceeds, cash left in deal, post-refi cash flow, and whether you get all your money back out.
Analyze a fix-and-flip deal. Calculates total investment, holding costs, selling costs, net profit, ROI, and annualized return. Supports cash, hard money, and conventional financing.
Deallens Mcp is a real estate deal analysis MCP server that provides eight specialized tools for evaluating investment properties. It integrates with free government APIs (FRED for mortgage rates, HUD for Fair Market Rents) and is designed for real estate investors, analysts, and agents.
The README does not provide installation or configuration instructions. Use the server's tools for rental analysis, BRRRR calculations, flip analysis, deal comparison, sensitivity testing, expense estimation, live mortgage rates, and HUD Fair Market Rents by ZIP code.
It uses the FRED API for live mortgage rates and HUD for Fair Market Rents by ZIP code—both free government sources.
The server includes 8 tools: rental analysis, BRRRR analysis, flip calculator, deal comparison, sensitivity testing, expense estimation, live mortgage rates, and HUD Fair Market Rents.
The README indicates the data sources are free government APIs. No paid subscriptions are mentioned, though specific API keys may be needed.
No—data is fetched live from government APIs, so an internet connection is required.
The README does not specify rate limits, authentication methods, or transport protocols for Deallens Mcp.

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