> This page is for Self-Hosted, version v3.0 (default).
> For other versions, use one of these documentation indexes:
> - v3.0 (default): https://docs.nvidia.com/run-ai/self-hosted/v3.0/llms.txt
> - v2.26: https://docs.nvidia.com/run-ai/self-hosted/v2.26/llms.txt
> - v2.25: https://docs.nvidia.com/run-ai/self-hosted/v2.25/llms.txt
> - v2.24: https://docs.nvidia.com/run-ai/self-hosted/v2.24/llms.txt

> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.nvidia.com/run-ai/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.nvidia.com/run-ai/_mcp/server.

# Get node telemetry data.

GET http://localhost:8080/api/v1/nodes/telemetry

Retrieve node telemetry data for use in analysis applications.

Reference: https://docs.nvidia.com/run-ai/self-hosted/reference/rest-api/endpoints/organizations/nodes/get-node-telemetry

## Authentication

- `Authorization` header (bearer token, required) — Bearer authentication

## Request

### Query parameters

- `clusterId` (string, optional) — Filter using the Universally Unique Identifier (UUID) of the cluster.
- `nodepoolName` (string, optional) — Filter using the nodepool.
- `groupBy` (list of enum, optional) — workload fields to group the data by
  - Allowed values: `ClusterId`, `Nodepool`, `Node`
- `telemetryType` (enum, required) — specifies what data to request
  - Allowed values: `READY_GPU_NODES`, `READY_GPUS`, `TOTAL_GPU_NODES`, `TOTAL_GPUS`, `IDLE_ALLOCATED_GPUS`, `FREE_GPUS`, `ALLOCATED_GPUS`, `TOTAL_CPU_CORES`, `USED_CPU_CORES`, `ALLOCATED_CPU_CORES`, `TOTAL_GPU_MEMORY_BYTES`, `USED_GPU_MEMORY_BYTES`, `TOTAL_CPU_MEMORY_BYTES`, `USED_CPU_MEMORY_BYTES`, `ALLOCATED_CPU_MEMORY_BYTES`, `FULLY_FREE_GPU_NODES`

## Response

### 200

Executed successfully.

- `type` (string, required) — specifies what data returned
- `timestamp` (datetime, required)
- `values` (list of TelemetryResponseValuesItems, required)

## Errors

### 400 Bad Request Error

Bad request.

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

### 401 Unauthorized Error

Unauthorized

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

### 403 Forbidden Error

Forbidden

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

### 404 Not Found Error

The specified resource was not found

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

### 500 Internal Server Error

unexpected error

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

### 503 Service Unavailable Error

unexpected error

- `code` (integer, required)
- `message` (string, required)
- `details` (string, optional)

## Types

### TelemetryResponseValuesItems

- `value` (string, required)
- `groups` (list of TelemetryResponseValuesItemsGroupsItems, optional) — columns the data is grouped by

### TelemetryResponseValuesItemsGroupsItems

- `key` (string, required)
- `value` (string, required)
- `name` (string, optional)

## Examples

**Response**

```json
{
  "type": "ALLOCATION_RATIO",
  "timestamp": "2023-06-06 12:09:18.211",
  "values": [
    {
      "value": "85",
      "groups": [
        {
          "key": "department",
          "value": "1",
          "name": "department-A"
        }
      ]
    }
  ]
}
```

**SDK Code**

```python
import requests

url = "http://localhost:8080/api/v1/nodes/telemetry"

querystring = {"telemetryType":"READY_GPU_NODES"}

headers = {"Authorization": "Bearer <token>"}

response = requests.get(url, headers=headers, params=querystring)

print(response.json())
```

```javascript
const url = 'http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES';
const options = {method: 'GET', headers: {Authorization: 'Bearer <token>'}};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go
package main

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

func main() {

	url := "http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("Authorization", "Bearer <token>")

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

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

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby
require 'uri'
require 'net/http'

url = URI("http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES")

http = Net::HTTP.new(url.host, url.port)

request = Net::HTTP::Get.new(url)
request["Authorization"] = 'Bearer <token>'

response = http.request(request)
puts response.read_body
```

```java
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.get("http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES")
  .header("Authorization", "Bearer <token>")
  .asString();
```

```php
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES', [
  'headers' => [
    'Authorization' => 'Bearer <token>',
  ],
]);

echo $response->getBody();
```

```csharp
using RestSharp;

var client = new RestClient("http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES");
var request = new RestRequest(Method.GET);
request.AddHeader("Authorization", "Bearer <token>");
IRestResponse response = client.Execute(request);
```

```swift
import Foundation

let headers = ["Authorization": "Bearer <token>"]

let request = NSMutableURLRequest(url: NSURL(string: "http://localhost:8080/api/v1/nodes/telemetry?telemetryType=READY_GPU_NODES")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "GET"
request.allHTTPHeaderFields = headers

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```