Mortgage Rate

Mortgage Rate API

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Mortgage Rate is a tool for retrieving current and historical US fixed-rate mortgage rates. It returns weekly average rates for 30-year and 15-year fixed mortgages from the Freddie Mac Primary Mortgage Market Survey.

Online
1 credit/call
99.9% uptime
Docs
avg: 463ms|p50: 438ms|p75: 480ms|p90: 530ms|p99: 630ms
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Online
1 credit/call
99.9% uptime
Docs
avg: 463ms|p50: 438ms|p90: 530ms|p99: 630ms

Live Test API

Try out the Mortgage Rate with a live request and see the response in real-time.

API Request

GET
https://api.apiverve.com
Parameters

API Response

200 OK
1234567891011121314
{
  "status": "ok",
  "error": null,
  "data": {
    "rateType": "30year",
    "name": "30-Year Fixed Rate Mortgage",
    "term": 30,
    "type": "fixed",
    "rate": 6.89,
    "date": "2026-01-30",
    "country": "US",
    "lastUpdated": "2026-02-05T06:00:00.000Z"
  }
}

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Comma-separated values

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NuGet

.NET / C#
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Python
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NPM

Node.js / JavaScript
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NPMDocs
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Frequently Asked Questions

Get answers to common questions about the Mortgage Rate API

What does the Mortgage Rate API do?

Mortgage Rate is a tool for retrieving current and historical US fixed-rate mortgage rates. It returns weekly average rates for 30-year and 15-year fixed mortgages from the Freddie Mac Primary Mortgage Market Survey. The API returns structured data in JSON, XML, or YAML format, making it easy to integrate into any application or workflow.

How fast is the Mortgage Rate API?

The Mortgage Rate API has an average response time of 463ms, with a median (p50) of 438ms and 99th percentile of 630ms. Our infrastructure maintains 99.9% uptime with servers distributed globally for low latency.

How much does the Mortgage Rate API cost?

Each call to the Mortgage Rate API uses 1 credit. The free tier includes 100 credits per month. Paid plans start at $29.99/month with higher limits, and enterprise plans offer custom pricing with priority support.

How do I authenticate Mortgage Rate API requests?

Include your API key in the request header as X-API-Key: your_key_here. All requests are made over HTTPS for security. You can get your API key by signing up for a free account.

What HTTP methods does Mortgage Rate support?

The Mortgage Rate API supports GET requests. Simply pass your parameters as query strings in the URL. Check our documentation for detailed parameter specifications.

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