# Financial Datasets Get Historical Interest Rates API

> The daily policy rate of one central bank: one row per calendar day, newest first, 10 rows per page. A rate change appears on the first day the new rate is in effect.

Source: https://www.sandbase.ai/model/financial-datasets/macro-interest-rates
API reference: https://www.sandbase.ai/model/financial-datasets/macro-interest-rates/docs

## Facts

- Provider: Financial Datasets
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/financial-datasets/macro-interest-rates`
- Price: $0.03 per call
- Capabilities: api, financial datasets, stocks
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/financial-datasets/macro-interest-rates` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `bank` | string | yes |  |
| `cursor` | string | no |  |
| `end_date` | string | no |  |
| `start_date` | string | no |  |

## FAQ

### How do I use the Financial Datasets Get Historical Interest Rates API?

Send a POST request to https://api.sandbase.ai/v1/api/financial-datasets/macro-interest-rates with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

### How much does the Financial Datasets Get Historical Interest Rates API cost?

$0.03 per call, billed from your SandBase balance. You are only charged for calls you make; there is no subscription.

### What parameters does the Financial Datasets Get Historical Interest Rates API accept?

Required: bank (string). Optional: cursor (string), end_date (string) and start_date (string). The Parameters table and the Playground on this page list every field.

### What does the Financial Datasets Get Historical Interest Rates API return?

A JSON response returned in the same HTTP request (synchronous).

### Do I need a Financial Datasets developer account or API key?

No. Financial Datasets Get Historical Interest Rates runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Financial Datasets API access separately.

## README

### Financial Datasets Get Historical Interest Rates API

The daily policy rate of one central bank: one row per calendar day, newest first, 10 rows per page. A rate change appears on the first day the new rate is in effect.

The response is the official Financial Datasets API response, unchanged.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/run" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "financial-datasets/macro-interest-rates", "bank": "<bank>"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `bank` | string | Yes | The central bank code, e.g. FED, ECB, BOJ. Use the /macro/interest-rates/banks endpoint to get the list of available banks. |
| `cursor` | string | No | Opaque pagination cursor from a previous response's next_page_url. When provided, all other query parameters are ignored: the cursor carries the original reques |
| `end_date` | string | No | The last date to return, inclusive, in YYYY-MM-DD format. Defaults to today. |
| `start_date` | string | No | The first date to return, inclusive, in YYYY-MM-DD format. Defaults to five years before end_date when both dates are omitted; omit it with an end_date to get a |

#### Pricing

Flat price per call. Failed calls are not charged.