---
title: "Sign Upload"
method: POST
path: "/api/v1/master-workflow/uploads/sign"
tags: ["master-workflow"]
---

# Sign Upload

`POST /api/v1/master-workflow/uploads/sign`

## Request

- Base URL: `https://api.brandbooster.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.brandbooster.ai/api/v1/master-workflow/uploads/sign`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/brandbooster/apis/brandbooster-api/docs/api/v1/master-workflow/uploads/sign/post.ts> (a function with typed inputs; its response is checked against the schema)

A signed URL for putting a reference video straight into our bucket.

## Request body

- SignUploadDTO
  - `filename` string, required
  - `size` integer, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

## Changes

> 52 revisions in range; 1 not diffed.

- **2026-11-09** `38dec3852fa6`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/brandbooster/apis/brandbooster-api/changes/api/v1/master-workflow/uploads/sign/post.md)

---

[API](https://skmtc.dev/brandbooster/apis/brandbooster-api.md) - [All operations](https://skmtc.dev/brandbooster/apis/brandbooster-api/llms.txt) - [OpenAPI document](https://skmtc.dev/brandbooster/apis/brandbooster-api/revisions/b891def5ae6f?raw)