---
title: "Create Workflow Assistant Message Route"
method: POST
path: "/api/workflows/{workflow_id}/assistant/messages"
tags: ["workflows"]
---

# Create Workflow Assistant Message Route

`POST /api/workflows/{workflow_id}/assistant/messages`

## Path parameters

- `workflow_id` string, required

## Request body

- WorkflowAssistantMessageRequest
  - `thread_id` string, nullable
  - `message` string, required
  - `draft_revision` integer, required
  - `definition` object, required
  - `canvas` object
  - `client_request_id` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.dev/latted/apis/motion-graphics-designer-api.md) · [All operations](https://skmtc.dev/latted/apis/motion-graphics-designer-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/latted/motion-graphics-designer-api/revisions/36d149b525df/schema)