# getblockstats - Bitcoin

This method computes per-block statistics for a given block or block range.

### Parameters

| Parameter        | Type          | Required | Description                                                          |
| ---------------- | ------------- | -------- | -------------------------------------------------------------------- |
| hash\_or\_height | string/number | Yes      | The block hash or height.                                            |
| stats            | array         | No       | Array of stat names to retrieve. Returns all stats if not specified. |

### Request

{% tabs %}
{% tab title="cURL" %}

```bash
curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
    "jsonrpc": "2.0",
    "method": "getblockstats",
    "params": [820000, ["txs", "avgfee", "avgfeerate", "height", "time"]],
    "id": "getblock.io"
}'
```

{% endtab %}

{% tab title="Axios" %}

```javascript
import axios from 'axios';

const data = JSON.stringify({
    "jsonrpc": "2.0",
    "method": "getblockstats",
    "params": [820000, ["txs", "avgfee", "avgfeerate", "height", "time"]],
    "id": "getblock.io"
});

const config = {
    method: 'post',
    url: 'https://go.getblock.io/<ACCESS-TOKEN>/',
    headers: {
        'Content-Type': 'application/json'
    },
    data: data
};

axios(config)
    .then(response => console.log(JSON.stringify(response.data)))
    .catch(error => console.log(error));
```

{% endtab %}

{% tab title="Request" %}

```python
import requests
import json

url = "https://go.getblock.io/<ACCESS-TOKEN>/"

payload = json.dumps({
    "jsonrpc": "2.0",
    "method": "getblockstats",
    "params": [820000, ["txs", "avgfee", "avgfeerate", "height", "time"]],
    "id": "getblock.io"
})

headers = {
    'Content-Type': 'application/json'
}

response = requests.post(url, headers=headers, data=payload)
print(response.text)
```

{% endtab %}

{% tab title="Rust" %}

```rust
use reqwest::header;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = reqwest::Client::new();
    
    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header(header::CONTENT_TYPE, "application/json")
        .body(r#"{
            "jsonrpc": "2.0",
            "method": "getblockstats",
            "params": [820000, ["txs", "avgfee", "avgfeerate", "height", "time"]],
            "id": "getblock.io"
        }"#)
        .send()
        .await?;
    
    println!("{}", response.text().await?);
    Ok(())
}
```

{% endtab %}
{% endtabs %}

### Response

```json
{
    "jsonrpc": "2.0",
    "id": "getblock.io",
    "result": {
        "avgfee": 25000,
        "avgfeerate": 45,
        "height": 820000,
        "time": 1700000000,
        "txs": 3500
    }
}
```

### Response Parameters (Full Stats)

| Field           | Type   | Description                                |
| --------------- | ------ | ------------------------------------------ |
| avgfee          | number | Average fee per transaction (in satoshis). |
| avgfeerate      | number | Average feerate (in sat/vB).               |
| avgtxsize       | number | Average transaction size.                  |
| blockhash       | string | The block hash.                            |
| height          | number | Block height.                              |
| ins             | number | Total number of inputs.                    |
| maxfee          | number | Maximum fee in the block.                  |
| maxfeerate      | number | Maximum feerate in the block.              |
| maxtxsize       | number | Maximum transaction size.                  |
| medianfee       | number | Median transaction fee.                    |
| mediantime      | number | Block median time.                         |
| mediantxsize    | number | Median transaction size.                   |
| minfee          | number | Minimum fee in the block.                  |
| minfeerate      | number | Minimum feerate in the block.              |
| mintxsize       | number | Minimum transaction size.                  |
| outs            | number | Total number of outputs.                   |
| subsidy         | number | Block subsidy (in satoshis).               |
| swtotal\_size   | number | Total size of SegWit transactions.         |
| swtotal\_weight | number | Total weight of SegWit transactions.       |
| swtxs           | number | Number of SegWit transactions.             |
| time            | number | Block timestamp.                           |
| total\_out      | number | Total output value.                        |
| total\_size     | number | Total size of all transactions.            |
| total\_weight   | number | Total weight of all transactions.          |
| totalfee        | number | Total fees in the block.                   |
| txs             | number | Number of transactions.                    |
| utxo\_increase  | number | Change in UTXO set size.                   |
| utxo\_size\_inc | number | Change in UTXO set serialized size.        |

### Use Case

The `getblockstats` method is essential for:

* Block analysis and visualization
* Fee market research
* Transaction volume tracking
* Mining profitability analysis
* SegWit adoption monitoring
* Building blockchain analytics dashboards

### Error Handling

| Status Code | Error Message                        | Cause                                       |
| ----------- | ------------------------------------ | ------------------------------------------- |
| 403         | Forbidden                            | Missing or invalid ACCESS-TOKEN.            |
| -3          | Block not inputed                    | The block not inputed.                      |
| -8          | Invalid stat name or Block not found | One of the requested stat names is invalid. |

### Integration Notes

The `getblockstats` method helps developers:

* Build block analytics platforms
* Create fee estimation models
* Monitor SegWit adoption
* Analyze transaction patterns
* Track blockchain economics


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.getblock.io/api-reference/bitcoin-btc/btc_getblockstats.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.