> ## Documentation Index
> Fetch the complete documentation index at: https://veryfront.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# CreateConversationMessageBranchInput

> Input object in the GraphQL API.

| Field | Type | Required | Description |
| - | - | - | - |
| `parts` | [`JSON!`](https://veryfront.com/docs/cloud/graphql/types/json) | Yes | Parts of the new sibling message (1 to 200). |
| `composingUserId` | [`ID`](https://veryfront.com/docs/cloud/graphql/types/id) | No | Must equal the authenticated user when set. |

[All GraphQL types](https://veryfront.com/docs/cloud/graphql/schema.md) · [Operations](https://veryfront.com/docs/cloud/graphql.md)


This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.