---
title: "Create a new sandbox"
method: POST
path: "/api/sandbox/{project_id}/create"
tags: ["Sandbox"]
---

# Create a new sandbox

`POST /api/sandbox/{project_id}/create`

## Request

- Base URL: `https://core.blink.new`
- URL: `https://core.blink.new/api/sandbox/{project_id}/create`
- Auth: HTTP bearer

Creates a persistent E2B sandbox with auto-pause enabled

## Path parameters

- `project_id` string, required

## Request body

- object
  - `template` string: Sandbox template (devtools-base, vite-react, nextjs-app, etc.)
  - `timeout_ms` number: Timeout in milliseconds (default 5min, max 60min)
  - `metadata` object: Custom metadata

## Response `201`

Sandbox created

## Other responses

- `401`: Authentication required or invalid API key

---

[API](https://skmtc.dev/blink/apis/blink-apis.md) - [All operations](https://skmtc.dev/blink/apis/blink-apis/llms.txt) - [OpenAPI document](https://skmtc.dev/blink/apis/blink-apis/revisions/4c59c706078e?raw)