---
title: "POST /messages/conversations/{conversationId}/messages:send"
method: POST
path: "/messages/conversations/{conversationId}/messages:send"
tags: ["ConversationThread"]
---

# POST /messages/conversations/{conversationId}/messages:send

`POST /messages/conversations/{conversationId}/messages:send`

Sends a conversation message from Business to User.

## Path parameters

- `conversationId` string, required

## Query parameters

- `api-version` string, required

## Headers

- `Repeatability-Request-ID` string
- `Repeatability-First-Sent` string, date-time
- `x-ms-client-request-id` string, uuid

## Request body

- SendConversationMessageOptions — Request payload for sending a conversation message.
  - `request` ConversationMessageContent, required — Details of the conversation message content.
    - `kind` 'text' | 'image' | 'image_v0' | 'document' | 'video' | 'audio' | 'template' | 'sticker' | 'reaction' | 'interactive', required — The type of message.
  - `outboundDeliveryStrategy` 'internalOnly' | 'allParticipants' — The options of the outbound delivery strategy for messages sent by participants in a conversation.

## Response `200`

The request has succeeded.

- SendConversationMessageResult — Result of the send conversation message operation.
  - `messageId` string, required — A server-generated Advanced Messaging conversation message id.

## Other responses

- `default` — An unexpected error response.

---

[API](https://skmtc.net/azure/apis/communication-messages.md) · [All operations](https://skmtc.net/azure/apis/communication-messages/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/azure/communication-messages/versions/ec11c913a0e6/schema)