---
title: "Save Document"
method: PUT
path: "/api/documents/{doc_id}"
tags: ["documents"]
---

# Save Document

`PUT /api/documents/{doc_id}`

## Request

- Base URL: `https://draw.noddle.dev` (the document declares no server; this is the origin it was published from)
- URL: `https://draw.noddle.dev/api/documents/{doc_id}`
- Auth: none declared

## Path parameters

- `doc_id` string, required

## Request body

- SaveBody: Request body for PUT /api/documents/{id}. ``diagram`` semantics: omitted → keep stored; null → clear; object → replace. ``author_name`` attributes the version snapshot (client-side identity).
  - `svg` string, required
  - `diagram` object, nullable
  - `author_name` string, nullable

## Response `200`

Successful Response

- DocMeta: Document metadata as returned to clients.
  - `id` string, required
  - `name` string, required
  - `created_at` number, required
  - `updated_at` number, required
  - `link_policy` string

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/noddle/apis/noddle-board-2.md) · [All operations](https://skmtc.dev/noddle/apis/noddle-board-2/llms.txt) · [OpenAPI document](https://skmtc.dev/noddle/apis/noddle-board-2/revisions/619d69255d70?raw)