# Boe — Zapi reference

> The Bank of England's official Bank Rate, the policy rate the MPC sets.

**Base URL:** `https://api.zpi.web.id`
**Auth:** Send `x-api-key: YOUR_KEY` header on every request. Get a free key at https://zpi.web.id/dashboard/keys.
**Response envelope:** `{ content, message, errors }`
**Rate limit:** 60 req/min on free tier.

**Related:**
- Detail page: https://zpi.web.id/api/finance/boe
- Endpoint catalog: https://zpi.web.id/category/finance
- Concise index: https://zpi.web.id/llms.txt
- Full reference: https://zpi.web.id/llms-full.txt

---

## Boe

**Category:** finance · **Slug:** `boe`
**Detail page:** https://zpi.web.id/api/finance/boe

The Bank of England's official Bank Rate, the policy rate the MPC sets.

**Tags:** finance, boe

### Bank Rate

The Bank of England's official Bank Rate, the policy rate the MPC sets.

- **Method:** `GET`
- **Endpoint:** `https://api.zpi.web.id/v1/finance:boe/bank-rate`
- **Cache TTL:** 3600s

**Parameters:**

| Name | Type | Location | Required | Description |
|------|------|----------|----------|-------------|
| `from` | string | query | no | First observation date, YYYY-MM-DD. Default 90 days ago. |
| `to` | string | query | no | Last observation date, YYYY-MM-DD. Default today. |

**cURL:**
```bash
curl "https://api.zpi.web.id/v1/finance:boe/bank-rate?from=2026-05-01&to=2026-08-20" \
  -H "x-api-key: YOUR_API_KEY"
```

**JavaScript / TypeScript:**
```javascript
const res = await fetch("https://api.zpi.web.id/v1/finance:boe/bank-rate?from=2026-05-01&to=2026-08-20", {
  headers: { "x-api-key": process.env.ZAPI_KEY }
});
const data = await res.json();
```

**Python:**
```python
import requests
r = requests.get("https://api.zpi.web.id/v1/finance:boe/bank-rate?from=2026-05-01&to=2026-08-20",
  headers={"x-api-key": "YOUR_API_KEY"})
data = r.json()
```

**Example response:**
```json
{
  "to": "2026-08-21",
  "from": "2026-05-01",
  "unit": "percent per annum",
  "count": 77,
  "items": [
    {
      "date": "2026-08-19",
      "value": 3.75
    },
    {
      "date": "2026-08-18",
      "value": 3.75
    },
    {
      "date": "2026-08-17",
      "value": 3.75
    },
    {
      "date": "2026-08-14",
      "value": 3.75
    },
    {
      "date": "2026-08-13",
      "value": 3.75
    },
    {
      "date": "2026-08-12",
      "value": 3.75
    },
    {
      "date": "2026-08-11",
      "value": 3.75
    },
    {
      "date": "2026-08-10",
      "value": 3.75
    }
  ],
  "title": "Official Bank Rate",
  "series": "IUDBEDR",
  "dataset": "bank-rate",
  "provider": "boe",
  "latestDate": "2026-08-19",
  "latestValue": 3.75
}
```

---

### Series

Any series in the Bank of England's Interactive Database, by code.

- **Method:** `GET`
- **Endpoint:** `https://api.zpi.web.id/v1/finance:boe/series`
- **Cache TTL:** 3600s

**Parameters:**

| Name | Type | Location | Required | Description |
|------|------|----------|----------|-------------|
| `series` | string | query | no | Interactive Database series codes, comma-separated, up to 40 in one call. Default IUDBEDR (Bank Rate). |
| `from` | string | query | no | First observation date, YYYY-MM-DD. Default 30 days ago. |
| `to` | string | query | no | Last observation date, YYYY-MM-DD. Default today. |
| `layout` | enum(long|wide) | query | no | long returns one item per series with its own dated values; wide returns one item per date carrying every series. Default long. |

**cURL:**
```bash
curl "https://api.zpi.web.id/v1/finance:boe/series?series=IUDBEDR%2CIUDSOIA&from=2026-08-01&to=2026-08-20&layout=long" \
  -H "x-api-key: YOUR_API_KEY"
```

**JavaScript / TypeScript:**
```javascript
const res = await fetch("https://api.zpi.web.id/v1/finance:boe/series?series=IUDBEDR%2CIUDSOIA&from=2026-08-01&to=2026-08-20&layout=long", {
  headers: { "x-api-key": process.env.ZAPI_KEY }
});
const data = await res.json();
```

**Python:**
```python
import requests
r = requests.get("https://api.zpi.web.id/v1/finance:boe/series?series=IUDBEDR%2CIUDSOIA&from=2026-08-01&to=2026-08-20&layout=long",
  headers={"x-api-key": "YOUR_API_KEY"})
data = r.json()
```

**Example response:**
```json
{
  "to": "2026-08-21",
  "from": "2026-07-22",
  "count": 2,
  "items": [
    {
      "count": 21,
      "series": "IUDBEDR",
      "values": [
        {
          "date": "2026-08-19",
          "value": 3.75
        },
        {
          "date": "2026-08-18",
          "value": 3.75
        },
        {
          "date": "2026-08-17",
          "value": 3.75
        },
        {
          "date": "2026-08-14",
          "value": 3.75
        },
        {
          "date": "2026-08-13",
          "value": 3.75
        },
        {
          "date": "2026-08-12",
          "value": 3.75
        },
        {
          "date": "2026-08-11",
          "value": 3.75
        },
        {
          "date": "2026-08-10",
          "value": 3.75
        }
      ],
      "latestDate": "2026-08-19",
      "latestValue": 3.75
    },
    {
      "count": 21,
      "series": "IUDSOIA",
      "values": [
        {
          "date": "2026-08-19",
          "value": null
        },
        {
          "date": "2026-08-18",
          "value": 3.7311
        },
        {
          "date": "2026-08-17",
          "value": 3.7312
        },
        {
          "date": "2026-08-14",
          "value": 3.7307
        },
        {
          "date": "2026-08-13",
          "value": 3.7308
        },
        {
          "date": "2026-08-12",
          "value": 3.731
        },
        {
          "date": "2026-08-11",
          "value": 3.7315
        },
        {
          "date": "2026-08-10",
          "value": 3.7315
        }
      ],
      "latestDate": "2026-08-18",
      "latestValue": 3.7311
    }
  ],
  "total": 21,
  "layout": "long",
  "series": [
    "IUDBEDR",
    "IUDSOIA"
  ],
  "dataset": "series",
  "missing": [],
  "provider": "boe",
  "resolved": [
    "IUDBEDR",
    "IUDSOIA"
  ]
}
```

---

### Sonia

SONIA — the sterling overnight index average, the UK's risk-free rate.

- **Method:** `GET`
- **Endpoint:** `https://api.zpi.web.id/v1/finance:boe/sonia`
- **Cache TTL:** 3600s

**Parameters:**

| Name | Type | Location | Required | Description |
|------|------|----------|----------|-------------|
| `from` | string | query | no | First observation date, YYYY-MM-DD. Default 90 days ago. |
| `to` | string | query | no | Last observation date, YYYY-MM-DD. Default today. |

**cURL:**
```bash
curl "https://api.zpi.web.id/v1/finance:boe/sonia?from=2026-05-01&to=2026-08-20" \
  -H "x-api-key: YOUR_API_KEY"
```

**JavaScript / TypeScript:**
```javascript
const res = await fetch("https://api.zpi.web.id/v1/finance:boe/sonia?from=2026-05-01&to=2026-08-20", {
  headers: { "x-api-key": process.env.ZAPI_KEY }
});
const data = await res.json();
```

**Python:**
```python
import requests
r = requests.get("https://api.zpi.web.id/v1/finance:boe/sonia?from=2026-05-01&to=2026-08-20",
  headers={"x-api-key": "YOUR_API_KEY"})
data = r.json()
```

**Example response:**
```json
{
  "to": "2026-08-21",
  "from": "2026-05-01",
  "unit": "percent per annum",
  "count": 76,
  "items": [
    {
      "date": "2026-08-18",
      "value": 3.7311
    },
    {
      "date": "2026-08-17",
      "value": 3.7312
    },
    {
      "date": "2026-08-14",
      "value": 3.7307
    },
    {
      "date": "2026-08-13",
      "value": 3.7308
    },
    {
      "date": "2026-08-12",
      "value": 3.731
    },
    {
      "date": "2026-08-11",
      "value": 3.7315
    },
    {
      "date": "2026-08-10",
      "value": 3.7315
    },
    {
      "date": "2026-08-07",
      "value": 3.7318
    }
  ],
  "title": "SONIA, sterling overnight index average",
  "series": "IUDSOIA",
  "dataset": "sonia",
  "provider": "boe",
  "latestDate": "2026-08-18",
  "latestValue": 3.7311
}
```

---


_Generated: 2026-08-21T07:36:40.517Z_