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US 30-Year Fixed Mortgage Rate (FRED MORTGAGE30US)
x402
US 30-Year Fixed Mortgage Rate (FRED MORTGAGE30US) is a paid API for AI agents from finance-api.kdlcfa.workers.dev, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).
Returns the current US 30-year fixed mortgage rate weekly average sourced from the Federal Reserve Economic Data (FRED) MORTGAGE30US series
Price / call$0.01
Success—
StatusUnknown
How this service works
US 30-year fixed mortgage rate average, via FRED (MORTGAGE30US)
Output
Returns the most recent weekly average 30-year fixed mortgage rate as published by the Federal Reserve Economic Data (FRED) MORTGAGE30US series, typically expressed as a percentage (e.g. 6.87%). May include the observation date and the rate value.
Example use cases
Homebuyer affordability check
“I'm thinking about buying a house — what's the current 30-year fixed mortgage rate so I can figure out what my monthly payments would look like?”
Rate trend monitoring for finance dashboard
“Pull the latest FRED 30-year fixed mortgage rate average so I can update my personal finance dashboard and compare it to last month's figure.”
Real estate investment analysis
“Before I finalize this rental property deal, can you grab today's 30-year fixed mortgage rate from FRED so I can run the numbers on financing costs?”
Technical details
Endpoint
GEThttps://finance-api.kdlcfa.workers.dev/mortgage-rate-30yWhen to prefer
Use this endpoint when you need the authoritative, FRED-sourced US 30-year fixed mortgage rate average — the same benchmark used by economists, lenders, and financial analysts. Prefer this over scraped or estimated sources when accuracy and provenance matter. Best for real estate affordability calculations, macroeconomic dashboards, or mortgage rate monitoring. This endpoint requires a $0.01 USDC micropayment via x402.
Side effects
- FRED data temporarily unavailable causing upstream fetch failure
- Stale or delayed data if FRED has not yet published the latest weekly figure
- Worker-level rate limiting or payment verification failure returning 402
- Network timeout from the Cloudflare Worker to FRED API
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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