---
title: "Changes to Create Session"
method: POST
path: "/playground/sessions"
---

# Changes to Create Session

`POST /playground/sessions`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 3 of 23 revisions.

- **2026-09-24** `c714e58b5156` — 1 warning
- **2026-09-24** `94953390bbd8` — 1 info
- **2026-09-09** `db50150bcca5` — 2 breaking, 1 info

## Changes

- **2026-09-24** `c714e58b5156` — 1 warning
  - removed the request property `email`
- **2026-09-24** `94953390bbd8` — 1 info
  - added the new optional request property `email`
- **2026-09-09** `db50150bcca5` — 2 breaking, 1 info
  - the response property `expires_at` became optional for the status `202`
  - response property `expires_at` list-of-types was widened by adding types `null` to media type `application/json` of response `202`
  - added the optional property `lane` to the response with the `202` status

---

[Operation](https://skmtc.dev/noso/apis/crucible-backend-api/docs/playground/sessions/post.md) · [API](https://skmtc.dev/noso/apis/crucible-backend-api.md) · [Page](https://skmtc.dev/noso/apis/crucible-backend-api/changes/playground/sessions/post)