---
title: "Integrations - Mattermost"
url: "https://docs.unified.to/integrations/mattermost"
description: "Build Mattermost integrations faster with our Unified API — Messaging data, API key, real-time sync."
date: "2026-11-05T14:07:11.446Z"
updated: "2026-11-05T14:07:11.446Z"
---
![](https://api.unified.to/docs/images/mattermost.png)

# Mattermost integration

[Back to integrations](https://docs.unified.to/integrations.md)

#### Overview

Company website:

<https://mattermost.com>

Integration launch date:

November 4, 2026

API Categories:

[Messaging](https://docs.unified.to/messaging/overview.md)[HR & Directory](https://docs.unified.to/hris/overview.md)[Passthrough](https://docs.unified.to/passthrough/overview.md)

API Authorization:

 Access Token / Mattermost Host

#### MESSAGING CHANNEL

End-API object:

 channel

Unified API Methods:

[List](https://docs.unified.to/messaging/channel/List%5Fall%5Fchannels.md)[Get](https://docs.unified.to/messaging/channel/Retrieve%5Fa%5Fchannel.md)[Update](https://docs.unified.to/messaging/channel/Update%5Fa%5Fchannel.md)[Remove](https://docs.unified.to/messaging/channel/Remove%5Fa%5Fchannel.md)

List options:

\-none-

Readable fields:

[created\_at](https://docs.unified.to/messaging/channel/model.md)[description](https://docs.unified.to/messaging/channel/model.md)[id](https://docs.unified.to/messaging/channel/model.md)[is\_active](https://docs.unified.to/messaging/channel/model.md)[is\_private](https://docs.unified.to/messaging/channel/model.md)[name](https://docs.unified.to/messaging/channel/model.md)[updated\_at](https://docs.unified.to/messaging/channel/model.md)

Writable fields:

[description](https://docs.unified.to/messaging/channel/model.md)[name](https://docs.unified.to/messaging/channel/model.md)

#### MESSAGING MESSAGE

End-API object:

 post

Unified API Methods:

[List](https://docs.unified.to/messaging/message/List%5Fall%5Fmessages.md)[Get](https://docs.unified.to/messaging/message/Retrieve%5Fa%5Fmessage.md)[Create](https://docs.unified.to/messaging/message/Create%5Fa%5Fmessage.md)[Update](https://docs.unified.to/messaging/message/Update%5Fa%5Fmessage.md)[Remove](https://docs.unified.to/messaging/message/Remove%5Fa%5Fmessage.md)

List options:

channel\_idlimitoffset

Readable fields:

[attachments](https://docs.unified.to/messaging/message/model.md)[author\_member](https://docs.unified.to/messaging/message/model.md)[channels](https://docs.unified.to/messaging/message/model.md)[created\_at](https://docs.unified.to/messaging/message/model.md)[id](https://docs.unified.to/messaging/message/model.md)[message](https://docs.unified.to/messaging/message/model.md)[message\_markdown](https://docs.unified.to/messaging/message/model.md)[message\_thread\_identifier](https://docs.unified.to/messaging/message/model.md)[parent\_id](https://docs.unified.to/messaging/message/model.md)[reactions](https://docs.unified.to/messaging/message/model.md)[updated\_at](https://docs.unified.to/messaging/message/model.md)

Writable fields:

[channels](https://docs.unified.to/messaging/message/model.md)[message](https://docs.unified.to/messaging/message/model.md)[parent\_id](https://docs.unified.to/messaging/message/model.md)

 required fields 

#### HRIS EMPLOYEE

End-API object:

 user

Unified API Methods:

[List](https://docs.unified.to/hris/employee/List%5Fall%5Femployees.md)[Get](https://docs.unified.to/hris/employee/Retrieve%5Fan%5Femployee.md)[Update](https://docs.unified.to/hris/employee/Update%5Fan%5Femployee.md)[Remove](https://docs.unified.to/hris/employee/Remove%5Fan%5Femployee.md)

List options:

group\_idlimitoffset

Readable fields:

[created\_at](https://docs.unified.to/hris/employee/model.md)[emails](https://docs.unified.to/hris/employee/model.md)[employee\_roles](https://docs.unified.to/hris/employee/model.md)[employment\_status](https://docs.unified.to/hris/employee/model.md)[first\_name](https://docs.unified.to/hris/employee/model.md)[has\_mfa](https://docs.unified.to/hris/employee/model.md)[id](https://docs.unified.to/hris/employee/model.md)[language\_locale](https://docs.unified.to/hris/employee/model.md)[last\_name](https://docs.unified.to/hris/employee/model.md)[name](https://docs.unified.to/hris/employee/model.md)[timezone](https://docs.unified.to/hris/employee/model.md)[updated\_at](https://docs.unified.to/hris/employee/model.md)

Writable fields:

[emails](https://docs.unified.to/hris/employee/model.md)[first\_name](https://docs.unified.to/hris/employee/model.md)[language\_locale](https://docs.unified.to/hris/employee/model.md)[last\_name](https://docs.unified.to/hris/employee/model.md)

#### HRIS GROUP

End-API object:

 team

Unified API Methods:

[List](https://docs.unified.to/hris/group/List%5Fall%5Fgroups.md)[Get](https://docs.unified.to/hris/group/Retrieve%5Fa%5Fgroup.md)[Update](https://docs.unified.to/hris/group/Update%5Fa%5Fgroup.md)[Remove](https://docs.unified.to/hris/group/Remove%5Fa%5Fgroup.md)

List options:

limitoffset

Readable fields:

[created\_at](https://docs.unified.to/hris/group/model.md)[description](https://docs.unified.to/hris/group/model.md)[id](https://docs.unified.to/hris/group/model.md)[is\_active](https://docs.unified.to/hris/group/model.md)[name](https://docs.unified.to/hris/group/model.md)[type](https://docs.unified.to/hris/group/model.md)[updated\_at](https://docs.unified.to/hris/group/model.md)

Writable fields:

[description](https://docs.unified.to/hris/group/model.md)[name](https://docs.unified.to/hris/group/model.md)

#### PASSTHROUGH

Unified API Methods:

[POST](https://docs.unified.to/passthrough/overview.md)[GET](https://docs.unified.to/passthrough/overview.md)[PUT](https://docs.unified.to/passthrough/overview.md)[DELETE](https://docs.unified.to/passthrough/overview.md)

List options:

\-none-

Readable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)

Writable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)