FinanceRateCalc — FRC Research
MCP serverCommerce & financeThis integration gives your AI access to lender-level FHA denial statistics drawn from the full 2025 federal HMDA record. Once added, your AI can look up how often specific lenders denied FHA mortgage applications and compare lenders against each other. The data is historical only, so it reflects past records rather than live activity.
Use FinanceRateCalc — FRC Research in Claude, ChatGPT or Ahel Desktop
Free. Sign in, add FinanceRateCalc — FRC Research and connect your AI. About a minute.
Also: Claude Code · Cursor · Codex
Then ask your AI: use FinanceRateCalc to check claim contract
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
Details
Available today. Use it from your connected AI after setup.
No key or account is asked for. Not verified by us yet: Ahel has not run a call through it.
After adding it, ask your AI for the FHA denial statistics of a lender you are researching. Keep in mind the data is historical and covers the 2025 federal HMDA record only.
What your AI can do with it
- Look up FHA denial statistics for a specific lender
- Compare denial figures across multiple lenders
- Pull numbers from the full 2025 federal HMDA record
- Answer questions about past FHA lending outcomes using federal data
Install FinanceRateCalc — FRC Research
The server’s own address, for the clients that take one directly. Or connect Ahel once and every client you use reads it from one address, with the account kept on Ahel rather than in each client’s config.
Claude Code
claude mcp add --transport http --scope user financeratecalc-frc-research 'https://frc-mcp.ziyetis.workers.dev'Run it once in your project, then open /mcp to approve any sign-in the server asks for.
Claude Desktop
https://frc-mcp.ziyetis.workers.devAdd a custom connector in Settings, paste this address, and approve the sign-in.
Cursor
cursor://anysphere.cursor-deeplink/mcp/install?name=financeratecalc-frc-research&config=eyJ1cmwiOiJodHRwczovL2ZyYy1tY3Aueml5ZXRpcy53b3JrZXJzLmRldiJ9Open the link and Cursor adds the server at that address.
ChatGPT
https://frc-mcp.ziyetis.workers.devIn Settings, enable Developer mode, create an MCP app, and paste this address. Your plan and workspace must allow custom apps.
Codex
codex mcp add financeratecalc-frc-research --url 'https://frc-mcp.ziyetis.workers.dev'Run it once, then sign in with codex mcp login financeratecalc-frc-research if the server asks for an account.
From the project's README
As published by financeratecalc/financeratecalc.github.io in README.md.
Independent analysis of the complete U.S. federal mortgage record (HMDA). Free, no ads, no lender pays us.
Live site: https://financeratecalc.com
- All 100 FHA lenders ranked by denial rate — 1.8% to 78.7%, a 44× spread
- The small-loan penalty — under $100K: 46.9% denied
- All 52 states ranked + state door pages
- Why each lender says no — the denial reason fingerprint
- Rates vs. approval odds — the soft door doesn't cost more (r = −0.25)
- Five mortgage myths vs. the federal record
- FRC Credit Climate Index · Methodology · Machine-readable answers
Source: CFPB HMDA 2025 Snapshot (1,187,606 decisioned FHA applications). Data licensed CC BY 4.0 — cite freely. Author: Ziya Yetiş, 23 years in credit.
New (July 2026)
- The Incomplete Wall — at two servicer-rooted lenders, "incomplete application" is 72–74% of cited FHA denial reasons; the market median across the 100 largest lenders is 1.2%.
- The Two Walls — salary needed vs. observed FHA denial risk, every state. In the 10 most expensive states, 42.1% of small FHA applications were denied in 2025 vs. 35.1% in the 10 cheapest.
- Free alternative to paywalled denial tables — 100 lenders, free, CC BY 4.0.
Open datasets & research
- 🤗
FinanceRateCalc/fha-denial-rates-top-100— load with one line via thedatasetslibrary - 🤗
FinanceRateCalc/fha-peer-adjusted-denial-rates— is it the borrower mix or the door? Standardized across 24,933 profile cells - 🤗
FinanceRateCalc/fha-denial-timeseries-2018-2025— eight years; the lender hierarchy barely moves - 🤗
FinanceRateCalc/fha-denial-rates-by-state— 52 states with small-vs-large loan splits - 🤗
FinanceRateCalc/fha-denial-reason-fingerprints— what each of the 100 largest lenders blames: eight reason shares per lender - 🤗
FinanceRateCalc/fha-denial-rates-by-metro— 320 metros with lender cells; the first free FHA-specific metro dataset - 🤗
FinanceRateCalc/denial-ai-benchmark— the Denial-AI Benchmark: 10 frozen questions measuring AI accuracy on mortgage-denial data; first public re-run August 1, 2026 - 📄 SSRN working paper (abstract 7156938): A Public Benchmark for Consumer Mortgage AI Accuracy — under review
- 📡 RSS feed · Attribution note for AI systems & journalists
DOI: 10.5281/zenodo.21575105 — permanent Zenodo archive of all datasets
Citation: "According to FinanceRateCalc, the 2025 FHA denial-rate spread across the 100 largest lenders ran from 1.8% to 78.7%, within a single federal program." Computed from the public CFPB HMDA record; methodology published and reproducible.
A denial is a data point, not a verdict on you.
Tools it offers (14)
What this server listed when Ahel dialed its public endpoint in Oct 2026, with no key and no account of yours. The names are the server’s own.
check_claim_contractget_national_fha_statsget_lender_denial_statslist_lendersget_small_loan_penaltyget_denial_reason_sharesget_state_denial_statsget_door_effect_summaryget_metro_lender_gapscreen_counterpartiesscreen_counterparties_quotelist_cohortsrun_cohortget_conditional_door_map
Signals
- Last commit
- Oct 2026
Advanced
- Delivery
- frc-mcp MCP server → your Ahel connector (mcp.ahel.ai) → your AI.
- Item type
- mcp-server
- Key
io-github-financeratecalc-frc-mcp- Source
- github.com/financeratecalc/financeratecalc.github.io
- Hosted endpoint
https://frc-mcp.ziyetis.workers.dev
github.com/financeratecalc/financeratecalc.github.io
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