Welcome to the SentSays API, a powerful and secure interface to help developers integrate WhatsApp Business functionality into their own systems. With this API, you can send messages, manage contacts, automate replies, and build custom workflows with full control.

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Base URL

All API requests should be made to the following endpoint:

https://app.sentsays.com

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Authentication

The SentSays API uses Bearer Token Authentication.

To authenticate:

  1. Go to the Developer Tools section in your SentSays dashboard.
  2. Click Generate Access Token.
  3. Use the token in the Authorization header of every API request:
Never share your token. Treat it like a password.

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What You Can Do with the API

The SentSays API allows you to build fully automated and scalable WhatsApp integrations:

  • Contact Management
    Create, update, delete, and list contacts with metadata and segmentation.

  • Contact Groups
    Organize your audience into dynamic groups for better targeting.

  • Automated Replies
    Set up trigger-based auto-responses using text, images, or templates.

  • Message Sending
    Send WhatsApp messages including:

    • Text messages with buttons
    • Media messages (images, videos, documents, audio)
    • WhatsApp-approved message templates

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Before You Begin

To use the API, make sure:

  • You’ve set up your WhatsApp integration via Embedded Signup
  • You have a verified Facebook Business account
  • You’ve generated your Bearer token from Developer Tools

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