---
title: "Add Slide Version"
method: POST
path: "/workspaces/{workspace_id}/carousels/{carousel_id}/slide-version"
tags: ["carousels"]
---

# Add Slide Version

`POST /workspaces/{workspace_id}/carousels/{carousel_id}/slide-version`

## Request

- Base URL: `https://api.reeldrop.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.reeldrop.io/workspaces/{workspace_id}/carousels/{carousel_id}/slide-version`
- Auth: HTTP bearer

Upload a new edited image as a fresh S3 object (never overwriting prior
versions) and append it to the slide's version list, so undo/redo can return
to any earlier image even after a page reload.

## Path parameters

- `workspace_id` string, required
- `carousel_id` string, required

## Request body

- AddSlideVersionRequest
  - `slide_num` integer, required
  - `image_b64` string, required

## Response `200`

Successful Response

- SlideVersionResponse
  - `url` string, required
  - `versions` string[], required
  - `idx` integer, required

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/reeldrop/apis/reeldrop-api.md) · [All operations](https://skmtc.dev/reeldrop/apis/reeldrop-api/llms.txt) · [OpenAPI document](https://skmtc.dev/reeldrop/apis/reeldrop-api/revisions/d3b2a338556c?raw)