---
title: "Publish Universe Message"
method: POST
path: "/cloud/v2/universes/{universe_id}:publishMessage"
tags: ["Universes"]
---

# Publish Universe Message

`POST /cloud/v2/universes/{universe_id}:publishMessage`

Publishes a message to the universe's live servers.

Servers can consume messages via
[MessagingService](https://create.roblox.com/docs/reference/engine/classes/MessagingService).

## Path parameters

- `universe_id` string, required

## Request body

- PublishUniverseMessageRequest — Publish a message on the specified topic.
  - `topic` string, required — The topic on which to publish the message.
  - `message` string, required — The message to publish.

## Response `200`

OK

---

[API](https://skmtc.net/roblox/apis/roblox-api.md) · [All operations](https://skmtc.net/roblox/apis/roblox-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/roblox/roblox-api/versions/e15802062270/schema)