Send a sticker message
Sends a WebP sticker to a WUTS-connected WhatsApp recipient. The sticker may be supplied as base64 or downloaded from a URL, must be in WebP format, and is capped at 500KB. Animated stickers are auto-detected or flagged explicitly.
Sends a WebP sticker to a WUTS-connected WhatsApp recipient. The sticker may be supplied as base64 or downloaded from a URL, must be in WebP format, and is capped at 500KB. Animated stickers are auto-detected or flagged explicitly.
Authorization
bearerAuth Per-user API token (UUID v4) sent as Authorization: Bearer <token>. Identifies the tenant and user.
In: header
Request Body
application/json
TypeScript Definitions
Use the request body type in TypeScript.
Response Body
application/json
application/json
application/json
application/json
curl -X POST "https://example.com/send/sticker" \ -H "Content-Type: application/json" \ -d '{ "to": "5511999999999@s.whatsapp.net", "sticker_url": "https://cdn.example.com/stickers/thumbsup.webp", "is_animated": false }'{ "success": true, "message_id": "3EB0XXXX8B7A6C5D4E3F", "timestamp": "2026-06-15T14:31:09Z", "is_animated": false, "message": "Sticker sent successfully"}{ "success": false, "error": "validation failed", "error_code": "VALIDATION_ERROR", "timestamp": "2026-06-15T12:00:00Z"}{ "success": false, "error": "validation failed", "error_code": "VALIDATION_ERROR", "timestamp": "2026-06-15T12:00:00Z"}{ "success": false, "error": "validation failed", "error_code": "VALIDATION_ERROR", "timestamp": "2026-06-15T12:00:00Z"}React to a message with an emoji POST
Adds (or, with an empty reaction, removes) an emoji reaction on a previously delivered message in a WUTS-connected chat or group. For group reactions to messages from other participants, the original author's participant JID is required.
Send a hydrated four-row template message POST
Sends a hydrated template message with an optional header (text or image), body, footer, and up to three CTA buttons (quick_reply, url, or call) through the authenticated WUTS device session. WUTS uploads inline or remote header images and fires the message.sent webhook on success.