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

# SessionUpdate

> One notification payload ().

One `session/update` notification payload (`params.update`).

## Properties

**content** `ContentBlock | ContentBlock[]`

**Type:** `ContentBlock | ContentBlock[]`

A single block on v1 chunks; a block array on v2 whole-message upserts.

**kind** `string`

**sessionUpdate** `SessionUpdateKind` *required*

**status** `string`

**title** `string`

**toolCallId** `string`


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