> For the complete documentation index, see [llms.txt](https://teamhycon.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://teamhycon.gitbook.io/docs/api-v1-1/getting-blockchain-information/getting-highest-block-on-current-chain.md).

# Getting highest block on current chain

**Response - `200 OK, application/json`**

| Parameter | Type   | Description                       |
| --------- | ------ | --------------------------------- |
| `height`  | string | Block number of the highest block |

**Response Error Table**

| Status | Error       | Message                 |
| ------ | ----------- | ----------------------- |
| 404    | `NOT_FOUND` | Fail to getTopTipHeight |

GET/api/v1/toptipHeight

**Example request**

```
$ curl -X GET http://localhost:2442/api/v1/toptipHeight \
    -H 'Content-Type: application/json;charset=utf-8'
```

**Response (Success)**

```
{ "height": 346151 }
```