---
title: "Confirm file upload"
method: POST
path: "/api/v1/files/{fileId}/confirm"
tags: ["Files"]
---

# Confirm file upload

`POST /api/v1/files/{fileId}/confirm`

Call after PUTting file bytes to the pre-signed upload URL.

## Path parameters

- `fileId` string, uuid, required

## Response `200`

File confirmed

- SuccessResponseConfirmResult
  - `ok` true
  - `data` ConfirmResult
    - `fileId` string, uuid
    - `status` 'confirmed'
    - `bytes` integer
    - `contentType` string

## Other responses

- `404` — Resource not found

## Changes

- **2026-04-17** `5eb4ed0f33c7` — 9 breaking, 3 warning, 1 info
  - the response property `data` became optional for the status `200`
  - the response property `data/bytes` became optional for the status `200`
  - the response property `data/contentType` became optional for the status `200`
  - the response property `data/fileId` became optional for the status `200`
  - …9 more

[Change history](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api/changes/api/v1/files/:fileId/confirm/post.md)

---

[API](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api.md) · [All operations](https://skmtc.dev/bitbybit-dev/apis/bitbybit-cad-cloud-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/bitbybit-dev/bitbybit-cad-cloud-api/revisions/5eb4ed0f33c7/schema)