Skip to main content
POST
Send a text message to any WhatsApp number.

Request Body

string
required
Recipient phone number in international format without + (e.g., 5511999999999)
string
required
Message text content. Supports emojis and basic formatting.
string
Optional message ID to reply to. Creates a quoted reply.
Enable link preview for URLs in the message. Default: false
string
Sender instance identifier for multi-instance organizations. Can be:
  • Phone number: WhatsApp number (e.g., 5585912345678)
  • Instance ID: UUID of the instance
If not specified, uses the most recently connected instance.
Required for organizations with multiple WhatsApp numbers to specify which number sends the message.

Text Formatting

WhatsApp supports basic text formatting: