---
title: "Start playground session"
method: POST
path: "/public/start-playground-session"
tags: ["Sandbox"]
---

# Start playground session

`POST /public/start-playground-session`

Start a new playground session for a playground snippet

Authentication with the "FERMION-API-KEY" header is required to use this endpoint.

Rate limit: Maximum 80 requests in a window of 1m.

## Request body

- object
  - `data` object[], required
    - `data` object, required
      - `playgroundSnippetId` string, required — The unique identifier of the playground snippet to start a session for

## Response `200`

API Response Body

- object[]
  - `output` union, required
    - object
      - `status` 'ok', required
      - `data` object, required
        - `response` union, required
          - object
            - `status` 'ok', required
            - `playgroundSessionId` string, required
          - object
            - `status` 'attention-needed', required
            - `userType` 'fermion-user' | 'codedamn-user' | 'unknown', required
            - `attentionType` 'cannot-get-new' | 'can-terminate-and-get-new' | 'can-create-account-and-get-new', required
            - `isVpnFound` boolean, required
            - `isLimitExceeded` boolean, required
    - object
      - `status` 'error', required
      - `errorMessage` string, required

---

[API](https://skmtc.net/fermion/apis/fermion-backend-api.md) · [All operations](https://skmtc.net/fermion/apis/fermion-backend-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/fermion/fermion-backend-api/revisions/7ce364c8820b/schema)