---
title: "Create Environment Session"
method: POST
path: "/api/v1/runtime/environment-sessions"
tags: ["gateway"]
---

# Create Environment Session

`POST /api/v1/runtime/environment-sessions`

## Request

- Base URL: `https://api.komos.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.komos.ai/api/v1/runtime/environment-sessions`
- Auth: none declared

## Request body

- EnvironmentSessionRequest
  - `run_id` string, uuid, required
  - `environment_id` string, uuid, nullable
  - `timeout_seconds` number, nullable

## Response `201`

Successful Response

- EnvironmentSessionResponse
  - `environment_id` string, uuid, required
  - `session_id` string, uuid, required
  - `metadata` object, nullable
  - `connection_state` object, nullable
  - `sandbox` SandboxHandlePayload
    - `sandbox_id` string, required
    - `kind` string, required
    - `user_id` string, nullable
    - `vnc_ws_url` string, nullable
    - `vnc_port` integer, nullable
    - `project_name` string, nullable
    - `environment_id` string, uuid, nullable
    - `issues` string[]

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/komos/apis/komos-backend.md) · [All operations](https://skmtc.dev/komos/apis/komos-backend/llms.txt) · [OpenAPI document](https://skmtc.dev/komos/apis/komos-backend/revisions/f10e153fab38?raw)