WasenderApi API

API Documentation

WasenderApi WhatsApp API

API Documentation

Groups

Manage WhatsApp groups directly from your connected sessions. This includes creating groups, retrieving group details, adding or removing participants, and sending messages to group chats.

Get All Groups

GET/api/groups

Retrieves a list of all WhatsApp groups the connected account is a member of.

Send Group Message

POST/api/send-message

Sends a message to a specific WhatsApp group using its Group ID.

Get Group Metadata

GET/api/groups/{groupJid}/metadata

Retrieves metadata for a specific group (e.g., subject, description, creation date, owner).

Get Group Participants

GET/api/groups/{groupJid}/participants

Retrieves a list of participants for a specific group. Warning: If the list is empty, it may mean no participants are currently synced or available, or the initial sync is still in progress. If you connected your session before 5/8/2025, you must reconnect it to sync them correctly.

Add Group Participants

POST/api/groups/{groupJid}/participants/add

Adds participants to a specific group. Requires admin privileges in the group.

Remove Group Participants

POST/api/groups/{groupJid}/participants/remove

Removes participants from a specific group. Requires admin privileges in the group.

Update Group Settings

PUT/api/groups/{groupJid}/settings

Updates settings for a specific group (e.g., subject, description, announce mode, restrict mode). Requires admin privileges.

Create a new group

POST/api/groups

Creates a new WhatsApp group with a given name and a list of participants.