---
title: "tool si.read.document"
description: "the document, the version, the caller: the version, with when it was built and what it was built from."
section: reference
address: /reference/tools/si-read-document
contract: 0476e35e6e275db5
---

# tool si.read.document

the document, the version, the caller: the version, with when it was built and what it was built from.

[figure: Over MCP, si.read.document takes DocumentInput and returns a card whose body is Build.]

the version, with when it was built and what it was built from. The call needs the read grant at the brand rung.



| | |
|---|---|
| input | [DocumentInput](/concepts/documentinput) |
| result | a card whose body is [Build](/concepts/build) |
| read-only | yes |
| destructive | no |
| card address | `ui://scale-intelligence/cards/Build` |
| HTTP route | [`/v1/read/document`](/reference/read/document) |





| field | type | required | note |
|---|---|---|---|
| `document` | `id` | yes |  |
| `version` | `count` | no |  |