# Google Chat API

**Canonical:** https://apis.io/apis/google-chat-integrations-for-workspace/chat-api/  
**Provider:** Google Chat Integrations for Workspace — https://apis.io/providers/google-chat-integrations-for-workspace/  
**Base URL:** https://chat.googleapis.com  
**Documentation:** https://developers.google.com/workspace/chat

Google Chat API is one of 8 APIs that [Google Chat Integrations for Workspace](https://apis.io/providers/google-chat-integrations-for-workspace/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Google Chat, Message, Spaces, Members, and Reactions. The published artifact set on APIs.io includes API documentation, an API reference, and authentication docs.

REST API for sending and managing messages, spaces, members, reactions, attachments, custom emoji, user notification settings, and read states in Google Chat. Authentication uses OAuth 2.0 user credentials or service-account credentials (for app-bot calls).

## Machine-readable artifacts (6)

- **Documentation** — https://developers.google.com/workspace/chat
- **APIReference** — https://developers.google.com/workspace/chat/api/reference/rest
- **Discovery Document** — https://chat.googleapis.com/$discovery/rest?version=v1
- **Authentication** — https://developers.google.com/workspace/chat/authenticate-authorize
- **Build Chat Apps** — https://developers.google.com/workspace/chat/build
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/google-chat-integrations-for-workspace/refs/heads/main/apis.yml

## Other Google Chat Integrations for Workspace APIs (7)

- [Google Chat Integrations for Workspace CustomEmojis API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-customemojis-api/)
- [Google Chat Integrations for Workspace Google Chat API API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-google-chat-api-api/)
- [Google Chat Integrations for Workspace Members API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-members-api/)
- [Google Chat Integrations for Workspace Message API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-message-api/)
- [Google Chat Integrations for Workspace Messages API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-messages-api/)
- [Google Chat Integrations for Workspace Reactions API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-reactions-api/)
- [Google Chat Integrations for Workspace Spaces API](https://apis.io/apis/google-chat-integrations-for-workspace/google-chat-integrations-for-workspace-spaces-api/)

## Tags

Google Chat, Message, Spaces, Members, Reactions, Chat Apps

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/google-chat-integrations-for-workspace/chat-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/google-chat-integrations-for-workspace/.