Create chatbot replies that include public HTTPS media assets.

Media Chatbot

Summary

Create chatbot replies that include public HTTPS media assets.

Prerequisites

Authorization: Bearer w91_live_xxx
Content-Type: application/json for JSON requests

Related documentation

Chatbot Get Chatbot Create Chatbot Text Chatbot

Endpoint: POST /api/v2/chatbots/media. Media chatbots support IMAGE, VIDEO, AUDIO, and DOCUMENT. The media URL must be public HTTPS so Whats91 and Meta can fetch it when the chatbot replies.

POST/api/v2/chatbots/media

Parameter	Type	Required	Description
`Authorization`	header	Required	Bearer w91_public_token_here.
`Content-Type`	header	Required	application/json.
`senderId`	string	Optional	WhatsApp sender number for global tokens.
`chatbot.name`	string	Required	Name for the media chatbot.
`chatbot.trigger`	object	Required	Trigger object with trigger.keyword or trigger.keywords.
`chatbot.response.text`	string	Optional	Optional caption or intro text.
`chatbot.response.media.type`	string	Required	IMAGE, VIDEO, AUDIO, or DOCUMENT.
`chatbot.response.media.url`	string	Required	Public HTTPS URL for the media asset.
`chatbot.response.media.fileName`	string	Optional	Recommended for DOCUMENT responses.

Create media chatbot

curl -X POST "https://graph.whats91.com/api/v2/chatbots/media" \
  -H "Authorization: Bearer w91_public_token_here" \
  -H "Content-Type: application/json" \
  -d '{
    "senderId": "916268662275",
    "chatbot": {
      "name": "Catalog PDF",
      "trigger": { "keyword": "catalog" },
      "response": {
        "text": "Here is our latest catalog.",
        "media": {
          "type": "DOCUMENT",
          "url": "https://cdn.example.com/catalog.pdf",
          "fileName": "catalog.pdf"
        }
      }
    }
  }'

Media response

{
  "success": true,
  "message": "Chatbot created",
  "data": {
    "senderId": "916268662275",
    "chatbot": {
      "chatbotUid": "bot_catalog_pdf",
      "name": "Catalog PDF",
      "botType": "media",
      "replyTrigger": "catalog",
      "replyText": "Here is our latest catalog.",
      "media": {
        "type": "DOCUMENT",
        "url": "https://cdn.example.com/catalog.pdf",
        "fileName": "catalog.pdf"
      },
      "status": 1
    }
  },
  "metadata": {
    "apiVersion": "v2",
    "requestId": "request-uuid"
  }
}

Supported Media

Media type	Common use case	Notes
IMAGE	Product photo, offer banner, ticket QR image	Use a public HTTPS image URL.
VIDEO	Product demo, onboarding walkthrough	Use a public HTTPS video URL that Meta can fetch.
AUDIO	Voice note, recorded instructions	Use a public HTTPS audio URL.
DOCUMENT	Catalog, invoice, policy PDF	Include fileName for a clearer WhatsApp document attachment.

Rejected Media Inputs

http:// URLs are rejected because media must use public HTTPS.
localhost, private IP, and .local URLs are rejected because Meta cannot fetch them.
metaMediaId, mediaId, or other pre-uploaded Meta media references are rejected.
base64 strings, file paths, multipart upload fields, and direct uploads are rejected.
Missing media returns MISSING_CHATBOT_MEDIA; invalid media URL or type returns INVALID_CHATBOT_MEDIA.

Practical Media Examples

Example	Media type	Trigger	Response pattern
Catalog PDF	DOCUMENT	catalog	Send a current product catalog PDF.
Product Image	IMAGE	photo, image	Send a product image with a short caption.
Demo Video	VIDEO	demo, walkthrough	Send a public demo video link as the reply media.
Audio Guide	AUDIO	audio help	Send recorded setup instructions.
Invoice Attachment	DOCUMENT	invoice copy	Send a generated invoice PDF URL.
Warranty Document	DOCUMENT	warranty	Send policy terms with fileName warranty.pdf.

SDK Examples

Use these examples as starting points for server-side implementations.

cURL

curl -X POST "https://graph.whats91.com/api/v2/chatbots/media" \
  -H "Authorization: Bearer w91_live_xxx" \
  -H "Content-Type: application/json" \
  -d '{
  "senderId": "916268662275",
  "chatbot": {
    "name": "Catalog PDF",
    "trigger": {
      "keyword": "catalog"
    },
    "response": {
      "text": "Here is our latest catalog.",
      "media": {
        "type": "DOCUMENT",
        "url": "https://cdn.example.com/catalog.pdf",
        "fileName": "catalog.pdf"
      }
    }
  }
}'

Node.js

const response = await fetch("https://graph.whats91.com/api/v2/chatbots/media", {
  method: "POST",
  headers: {
    "Authorization": "Bearer w91_live_xxx",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    "senderId": "916268662275",
    "chatbot": {
      "name": "Catalog PDF",
      "trigger": {
        "keyword": "catalog"
      },
      "response": {
        "text": "Here is our latest catalog.",
        "media": {
          "type": "DOCUMENT",
          "url": "https://cdn.example.com/catalog.pdf",
          "fileName": "catalog.pdf"
        }
      }
    }
  })
});

const data = await response.json();
console.log(data);

PHP

$ch = curl_init("https://graph.whats91.com/api/v2/chatbots/media");
curl_setopt_array($ch, [
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_HTTPHEADER => [
    "Authorization: Bearer w91_live_xxx",
    "Content-Type: application/json"
  ],
  CURLOPT_POSTFIELDS => json_encode([
    "senderId" => "916268662275",
    "chatbot" => [
      "name" => "Catalog PDF",
      "trigger" => [
        "keyword" => "catalog"
      ],
      "response" => [
        "text" => "Here is our latest catalog.",
        "media" => [
          "type" => "DOCUMENT",
          "url" => "https://cdn.example.com/catalog.pdf",
          "fileName" => "catalog.pdf"
        ]
      ]
    ]
  ])
]);

$response = curl_exec($ch);
curl_close($ch);
echo $response;

Python

import requests

response = requests.request(
    "POST",
    "https://graph.whats91.com/api/v2/chatbots/media",
    headers={
        "Authorization": "Bearer w91_live_xxx",
        "Content-Type": "application/json",
    },
    json={
        "senderId": "916268662275",
        "chatbot": {
            "name": "Catalog PDF",
            "trigger": {
                "keyword": "catalog"
            },
            "response": {
                "text": "Here is our latest catalog.",
                "media": {
                    "type": "DOCUMENT",
                    "url": "https://cdn.example.com/catalog.pdf",
                    "fileName": "catalog.pdf"
                }
            }
        }
    }
)

print(response.json())

C#

using System.Text;

using var client = new HttpClient();
client.DefaultRequestHeaders.Add("Authorization", "Bearer w91_live_xxx");

var request = new HttpRequestMessage(HttpMethod.Post, "https://graph.whats91.com/api/v2/chatbots/media");
request.Content = new StringContent(
  """
  {
    "senderId": "916268662275",
    "chatbot": {
      "name": "Catalog PDF",
      "trigger": {
        "keyword": "catalog"
      },
      "response": {
        "text": "Here is our latest catalog.",
        "media": {
          "type": "DOCUMENT",
          "url": "https://cdn.example.com/catalog.pdf",
          "fileName": "catalog.pdf"
        }
      }
    }
  }
  """,
  Encoding.UTF8,
  "application/json"
);

var response = await client.SendAsync(request);
Console.WriteLine(await response.Content.ReadAsStringAsync());

Related APIs

Chatbot

List Whats91 chatbot configurations for the resolved WhatsApp sender.

Get Chatbot

Retrieve one chatbot by its public chatbot UID.

Create Chatbot

Create a chatbot with the generic public v2 endpoint by providing response.type.

Text Chatbot

Create simple keyword-triggered text chatbot responses.