# getchaintips

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

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

Returns information about all known tips in the block tree, including the active chain tip and orphaned branches.


Reference: https://www.alchemy.com/docs/chains/bitcoin/bitcoin-api-endpoints/getchaintips

## Result

**result** (object[]): An array of chain tip information objects.

## Example

### Response

```json
{
  "jsonrpc": "2.0",
  "result": [
    {
      "height": 894712,
      "hash": "00000000000000000000e6518eac47199bcf0108b1c7d194b00ef5a9df794427",
      "branchlen": 0,
      "status": "active"
    },
    {
      "height": 894657,
      "hash": "00000000000000000002311b7c31f1ffef1261bb53740958ed98c600ae2abd41",
      "branchlen": 1,
      "status": "valid-fork"
    }
  ],
  "id": 1
}
```

## Code Examples

### cURL

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

### JavaScript

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

fetch('https://bitcoin-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://bitcoin-mainnet.g.alchemy.com/v2/docs-demo"

payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "getchaintips"
}
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://bitcoin-mainnet.g.alchemy.com/v2/docs-demo"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getchaintips\"\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://bitcoin-mainnet.g.alchemy.com/v2/docs-demo")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"id\": 1,\n  \"method\": \"getchaintips\"\n}")
  .asString();
```

### C#

```csharp
using RestSharp;


var options = new RestClientOptions("https://bitcoin-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\": \"getchaintips\"\n}", false);
var response = await client.PostAsync(request);

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

```


## OpenRPC Method Specification

```yaml
name: getchaintips
summary: Get information about all known tips in the block tree
description: |
  Returns information about all known tips in the block tree, including the active chain tip and orphaned branches.
params: []
result:
  name: result
  description: An array of chain tip information objects.
  schema:
    type: array
    items:
      title: Bitcoin Chain Tip
      type: object
      required:
        - height
        - hash
        - branchlen
        - status
      properties:
        height:
          type: integer
          description: The height of the chain tip.
        hash:
          type: string
          description: The block hash of the chain tip.
        branchlen:
          type: integer
          description: Length of the branch connecting the tip to the main chain (0 for main chain).
        status:
          type: string
          description: |
            Status of the chain tip: - active: tip of the main chain - valid-fork: fully validated but not active - valid-headers: headers valid but blocks not fully validated - headers-only: only headers are available - invalid: contains at least one invalid block
          enum:
            - active
            - valid-fork
            - valid-headers
            - headers-only
            - invalid
examples:
  - name: getchaintips example
    params: []
    result:
      name: result
      value:
        - height: 894712
          hash: 00000000000000000000e6518eac47199bcf0108b1c7d194b00ef5a9df794427
          branchlen: 0
          status: active
        - height: 894657
          hash: 00000000000000000002311b7c31f1ffef1261bb53740958ed98c600ae2abd41
          branchlen: 1
          status: valid-fork
```