---
title: "Published rate assumptions"
method: GET
path: "/api/v1/assumptions"
tags: ["reference"]
---

# Published rate assumptions

`GET /api/v1/assumptions`

## Request

- Base URL: `https://www.usmortgagecalc.com`
- URL: `https://www.usmortgagecalc.com/api/v1/assumptions`
- Auth: none declared

Every rate, fee and limit used by the calculations, each with its source and effective year.

## Response `200`

Assumptions with provenance.

---

[API](https://skmtc.dev/usmortgagecalc/apis/us-mortgage-calculator-api.md) · [All operations](https://skmtc.dev/usmortgagecalc/apis/us-mortgage-calculator-api/llms.txt) · [OpenAPI document](https://skmtc.dev/usmortgagecalc/apis/us-mortgage-calculator-api/revisions/4439848058a8?raw)