---
title: "Create a chat"
method: POST
path: "/v1/chats"
tags: ["Chats"]
---

# Create a chat

`POST /v1/chats`

Create a single or group chat on a specific account using participant IDs and optional title.

## Request body

- CreateChatInput
  - `accountID` string, required — Account to create the chat on.
  - `type` 'single' | 'group', required — Chat type to create: 'single' requires exactly one participantID; 'group' supports multiple participants and optional title.
  - `participantIDs` string[], required — User IDs to include in the new chat.
  - `title` string — Optional title for group chats; ignored for single chats on most platforms.
  - `messageText` string — Optional first message content if the platform requires it to create the chat.

## Response `200`

Request executed successfully

- CreateChatOutput
  - `chatID` string, required — Newly created chat ID.

## Other responses

- `400` — Invalid request parameters
- `401` — Access token is missing or invalid
- `403` — Access token does not have the required scope
- `404` — Resource not found
- `422` — Unprocessable entity - validation error
- `429` — Too many requests - rate limit exceeded
- `500` — Internal server error

---

[API](https://skmtc.dev/beeper/apis/beeper-desktop-api.md) · [All operations](https://skmtc.dev/beeper/apis/beeper-desktop-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/beeper/beeper-desktop-api/revisions/bea2e5f3b010/schema)