> ## Documentation Index
> Fetch the complete documentation index at: https://docs.fiddler.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# File Upload REST API Guide

> Explore API integration with Fiddler’s platform. Learn about file uploads, from single-part to multi-part options, and optimize your workflow effortlessly.

<CardGroup cols={2}>
  <Card title="Complete multi-part upload" icon="plus" href="/sdk-api/rest-api/file-upload/complete-multi-part-upload">
    `POST /v3/files/multipart-complete`
  </Card>

  <Card title="Initiate multi-part upload" icon="plus" href="/sdk-api/rest-api/file-upload/initiate-multi-part-upload">
    `POST /v3/files/multipart-init`
  </Card>

  <Card title="Upload file a part of the file" icon="plus" href="/sdk-api/rest-api/file-upload/upload-part">
    `POST /v3/files/multipart-upload`
  </Card>

  <Card title="Upload file in a single part" icon="plus" href="/sdk-api/rest-api/file-upload/file-upload">
    `POST /v3/files/upload`
  </Card>
</CardGroup>