# getBlockTime

> For the complete documentation index, see [llms.txt](/docs/llms.txt).

POST https://solana-mainnet.g.alchemy.com/v2/{apiKey}

Returns the estimated production time of a block.

Reference: https://www.alchemy.com/docs/chains/solana/solana-api-endpoints/get-block-time

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| block | object | Yes | Block number, identified by Slot. |

## Result

**Estimated production time** (integer): The estimated production time of the block as a Unix timestamp.

## Example

### Request

```json
{
  "jsonrpc": "2.0",
  "method": "getBlockTime",
  "params": [
    237158054
  ],
  "id": 1
}
```

## Code Examples

### cURL

```bash
curl --request POST \
  --url https://solana-mainnet.g.alchemy.com/v2/docs-demo \
  --header 'Content-Type: application/json' \
  --data '{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "getBlockTime",
  "params": [
    {
      "block": 1
    }
  ]
}'
```

### JavaScript

```javascript
const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({jsonrpc: '2.0', id: 1, method: 'getBlockTime', params: [{block: 1}]})
};

fetch('https://solana-mainnet.g.alchemy.com/v2/docs-demo', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));
```

### Python

```python
import requests

url = "https://solana-mainnet.g.alchemy.com/v2/docs-demo"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "getBlockTime",
    "params": [{ "block": 1 }]
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
```

### Go

```go
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://solana-mainnet.g.alchemy.com/v2/docs-demo"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getBlockTime\",\n  \"params\": [\n    {\n      \"block\": 1\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}
```

### Java

```java
HttpResponse<String> response = Unirest.post("https://solana-mainnet.g.alchemy.com/v2/docs-demo")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getBlockTime\",\n  \"params\": [\n    {\n      \"block\": 1\n    }\n  ]\n}")
  .asString();
```

### C#

```csharp
using RestSharp;


var options = new RestClientOptions("https://solana-mainnet.g.alchemy.com/v2/docs-demo");
var client = new RestClient(options);
var request = new RestRequest("");
request.AddJsonBody("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getBlockTime\",\n  \"params\": [\n    {\n      \"block\": 1\n    }\n  ]\n}", false);
var response = await client.PostAsync(request);

Console.WriteLine("{0}", response.Content);

```


## OpenRPC Method Specification

```yaml
name: getBlockTime
description: Returns the estimated production time of a block.
params:
  - name: block
    required: true
    description: Block number, identified by Slot.
    schema:
      title: GetBlockTime Parameters
      type: object
      properties:
        block:
          type: integer
          description: Block number identified by Slot.
examples:
  - name: getBlockTime example
    params:
      - name: block
        value: 237158054
result:
  name: Estimated production time
  description: The estimated production time of the block as a Unix timestamp.
  schema:
    title: Estimated Production Time
    type: integer
    description: Estimated production time as Unix timestamp.
```