Trigger a pod state transition

curl --request POST \
  --url https://api.runpod.io/v2/pods/{id}/action \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "action": "start"
}
'

import requests

url = "https://api.runpod.io/v2/pods/{id}/action"

payload = { "action": "start" }
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

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

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({action: 'start'})
};

fetch('https://api.runpod.io/v2/pods/{id}/action', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.runpod.io/v2/pods/{id}/action",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'action' => 'start'
  ]),
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer <token>",
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.runpod.io/v2/pods/{id}/action"

	payload := strings.NewReader("{\n  \"action\": \"start\"\n}")

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

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

}

HttpResponse<String> response = Unirest.post("https://api.runpod.io/v2/pods/{id}/action")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"action\": \"start\"\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.runpod.io/v2/pods/{id}/action")

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

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"action\": \"start\"\n}"

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

{
  "id": "7h9k2m4n6p",
  "name": "pytorch-training",
  "image": "runpod/pytorch:2.8.0-py3.11-cuda12.8.1",
  "args": "",
  "disk": 50,
  "ports": [
    "8888/http",
    "22/tcp"
  ],
  "env": {
    "MODEL_NAME": "llama-3"
  },
  "registry": null,
  "status": "RUNNING",
  "actions": [
    "stop",
    "restart",
    "terminate"
  ],
  "mounts": {
    "persistent": {
      "size": 20,
      "path": "/workspace"
    }
  },
  "gpu": {
    "id": "NVIDIA GeForce RTX 4090",
    "count": 1
  },
  "cloud": "SECURE",
  "dataCenterId": "US-KS-2",
  "template": "9x4m2p7v",
  "cost": 0.44,
  "locked": false,
  "globalNetworking": {
    "enabled": false
  },
  "runtime": {
    "uptime": 3600
  },
  "createdAt": "2026-06-01T12:00:00Z",
  "startedAt": "2026-06-01T12:02:00Z"
}

{
  "title": "Bad Request",
  "status": 400,
  "detail": "request could not be processed"
}

{
  "title": "Unauthorized",
  "status": 401,
  "detail": "missing bearer token"
}

{
  "title": "Forbidden",
  "status": 403,
  "detail": "access denied"
}

{
  "title": "Not Found",
  "status": 404,
  "detail": "resource not found"
}

{
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "errors": [
    "<string>"
  ]
}

{
  "title": "Unprocessable Entity",
  "status": 422,
  "detail": "Request validation failed."
}

{
  "title": "Too Many Requests",
  "status": 429,
  "detail": "rate limit exceeded for the minute window"
}

{
  "title": "<string>",
  "status": 123,
  "detail": "<string>",
  "errors": [
    "<string>"
  ]
}