Arthr — Australian home loans

Connect it to your AI

Claude Code

claude mcp add --transport http mcp https://www.arthr.com.au/api/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://www.arthr.com.au/api/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "mcp": {
      "url": "https://www.arthr.com.au/api/mcp"
    }
  }
}

Tools it offers

10 tools, as the server itself reported during our check on Oct 31, 2026.

• estimate_repaymentsEstimate the monthly repayment, total repaid and total interest on an Australian principal-and-interest home loan. Use this when someone asks what a loan would cost them each month, or how much interest they'd pay over t
• estimate_borrowing_powerEstimate how much someone could borrow for an Australian home loan, based on household income, living expenses, credit card limits and existing debt repayments. Applies Australian resident income tax and the 3-percentage
• estimate_refinance_savingsCompare an existing home loan rate against a lower one and estimate the monthly and whole-of-term saving. Use this when someone asks whether refinancing is worth it, or what dropping their rate would save them. Call it r
• estimate_refinance_break_evenWork out how many months it takes for a refinance to pay for itself once switching costs are counted, and what the net saving is after them. Call this rather than estimate_refinance_savings when someone is deciding wheth
• estimate_equity_and_lvrWork out loan-to-value ratio, equity, and — the part that matters — how much of that equity is actually usable. Value minus balance is not what a borrower can borrow: lenders generally release to 80% of the property's va
• estimate_stamp_dutyEstimate stamp (transfer) duty on an Australian residential property purchase, for any state or territory, including first-home and owner-occupier concessions. Duty scales differ in every jurisdiction and change at each
• lookup_discharge_processLook up how to discharge a mortgage with a specific Australian lender — the name of the form, a link to it on the lender's own site, where the completed form is submitted, the lender-stated processing time, the discharge
• check_servicingRun a REAL serviceability calculation across a panel of Australian lenders and get back, per lender, how much they would lend, whether they would lend at all, the rate they'd assess at, and — where they decline — why. Th
• compare_ratesLenders' advertised rates on arthr's panel for a loan of this size, at this loan-to-value band, purpose and repayment type, lowest first. Variable rates come with comparison rates where held; fixed terms of 1, 2, 3 or 5
• find_productsHome loan products from lenders on arthr's panel that have every feature asked for (offset, redraw, extra repayments, portable, no annual fee), priced at this loan's loan-to-value band, sorted by comparison rate. Each co

Questions