WhatsApp Tools

Meta Graph API · Register numbers & configure webhooks

Register Phone Number

Registers a WhatsApp Business phone number for cloud API use. PIN is hardcoded to 123456.

POST /{phone-number-id}/register

Phone Number ID

Access Token

Subscribes your Meta app to a WhatsApp Business Account so it starts receiving events.

POST /{waba-id}/subscribed_apps

WABA ID

Access Token

Sets an alternate callback URL and verify token on the WABA's subscribed app.

POST /{waba-id}/subscribed_apps

WABA ID

Access Token

Callback URL (override_callback_uri)

Verify Token (hardcoded)

Reads display name, verified name, verification status, and quality rating for a phone number.

GET /{phone-number-id}

Phone Number ID

Access Token

Fetches quality rating, messaging limit tier, throughput, and health status.

GET /{phone-number-id}?fields=…

Phone Number ID

Access Token

Set the WhatsApp business profile fields (about, description, address, etc.). Leave any field blank to skip it.

POST /{phone-number-id}/whatsapp_business_profile

Phone Number ID

Access Token

About (max 139 chars)

Description (max 512 chars)

Email (max 128 chars)

Address (max 256 chars)

Websites (comma-separated, up to 2)

Vertical (industry)

Uploads a photo via Meta's Resumable Upload API and sets it as the business profile picture. JPG or PNG, up to 5 MB.

POST /{app-id}/uploads → set profile_picture_handle

Phone Number ID

App ID

Access Token

Photo (JPG or PNG, ≤ 5 MB)

Meta Graph API v21.0 · calls are proxied server-side to avoid CORS.