---
title: "tool si.files.upload"
description: "a path inside the workspace, and what the file is for: progress, then the pointer the platform kept."
section: reference
address: /reference/tools/si-files-upload
contract: 0476e35e6e275db5
---

# tool si.files.upload

a path inside the workspace, and what the file is for: progress, then the pointer the platform kept.

[figure: Over MCP, si.files.upload takes UploadInput and returns a card whose body is FileTransfer.]

progress, then the pointer the platform kept. The call needs the files grant at the user rung.



| | |
|---|---|
| input | [UploadInput](/concepts/uploadinput) |
| result | a card whose body is [FileTransfer](/concepts/filetransfer) |
| read-only | no |
| destructive | no |
| card address | `ui://scale-intelligence/cards/FileTransfer` |
| HTTP route | [`/v1/files/upload`](/reference/files/upload) |





| field | type | required | note |
|---|---|---|---|
| `path` | `text` | yes |  |
| `kind` | [UserProvidedContentKind](/concepts/userprovidedcontentkind) | yes |  |