---
title: "Create From Markup"
method: POST
path: "/canvases/{canvas_ref}/markup"
tags: ["canvas-actions"]
---

# Create From Markup

`POST /canvases/{canvas_ref}/markup`

## Request

- Base URL: `https://api.moda.app/v1`
- URL: `https://api.moda.app/v1/canvases/{canvas_ref}/markup`
- Auth: HTTP bearer

Create nodes from XML markup. ``replace_page_nodes`` is the atomic full-page rewrite.

The response ``revision`` is advisory-until-read (the CRDT write-back
settles asynchronously); pin only tokens obtained from reads.

## Path parameters

- `canvas_ref` string, required

## Headers

- `Moda-Version` '2026-04-12' | '2026-05-01'

## Request body

- CanvasMarkupRequest
  - `page_id` string, required: Target page id (short p-ref or real). 'canvas' = floating nodes (Design only).
  - `markup` string, required: Moda XML markup.
  - `mode` 'append' | 'replace_page_nodes'
  - `expected_revision` string, nullable: Required for mode='replace_page_nodes'; optional (advisory) for appends.
  - `idempotency_key` string, nullable

## Response `200`

Successful Response

- object

## Other responses

- `401`: Authentication required.
- `402`: Insufficient credits for a metered operation.
- `403`: Permission denied for this scope.
- `404`: Resource not found.
- `409`: Conflict (idempotency / resource state).
- `422`: Request validation failed.
- `429`: Rate limit exceeded.
- `500`: Internal error.

## Changes

- **2026-11-03** `9ac6a3abc0f8`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/moda/apis/moda-public-api/changes/canvases/:canvas_ref/markup/post.md)

---

[API](https://skmtc.dev/moda/apis/moda-public-api.md) - [All operations](https://skmtc.dev/moda/apis/moda-public-api/llms.txt) - [OpenAPI document](https://skmtc.dev/moda/apis/moda-public-api/revisions/9ac6a3abc0f8?raw)