---
title: "Execute a one-off command inside a running VM"
method: POST
path: "/v1/vms/{id}/exec"
tags: ["VMs"]
---

# Execute a one-off command inside a running VM

`POST /v1/vms/{id}/exec`

## Path parameters

- `id` string, uuid, required

## Request body

- ExecVMRequest
  - `command` string[], required
  - `timeoutSec` integer

## Response `200`

Command completed

- ExecVMResponse
  - `exitCode` integer, required
  - `stdout` string, required
  - `stderr` string, required
  - `timedOut` boolean, required
  - `stdoutTruncated` boolean, required
  - `stderrTruncated` boolean, required
  - `durationMs` integer, required

## Other responses

- `400` — Error response
- `401` — Error response
- `404` — Error response
- `409` — Error response
- `502` — Error response

---

[API](https://skmtc.dev/fastvm-org/apis/fastvm-api.md) · [All operations](https://skmtc.dev/fastvm-org/apis/fastvm-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/fastvm-org/fastvm-api/revisions/cbe0fe15ce15/schema)