An Australia 10Y bond yield API returns AU_10Y as JSON. On Bonds-API that is GET /api/v1/latest with api_key, countries=AU, and maturities=10Y. Fed Funds stays on Interest Rates API.
Starter is $19/mo with a 7-day trial. MCP: mcp.bonds-api.com.
Request: latest AU 10Y
curl "https://bonds-api.com/api/v1/latest?api_key=YOUR_API_KEY&countries=AU&maturities=10Y"Response: live Bonds-API latest (2026-10-02)
{
"success": true,
"date": "2026-10-02",
"rates": {"AU_10Y": 5.311},
"dates": {"AU_10Y": "2026-10-02"},
"currencies": {"AU_10Y": "AUD"}
}Read rates.AU_10Y. Do not invent a curve point.
Go live
1. Register — 7-day trial.
2. Copy api_key.
3. GET /api/v1/latest with countries=AU and maturities=10Y.
4. Store rates.AU_10Y.