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        • 1. Greetings and Assign New Contacts to Staff
        • 2. Auto-Reply for Existing Customers
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      • Chatbot
        • 1. Send A Welcome Message
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  • 💬Messaging Channels
    • WhatsApp (Official) - SleekFlow
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        • FAQs - During WhatsApp application
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        • If your Facebook Business Verification icon is greyed out
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      • Backup WhatsApp chats files
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      • New WhatsApp Pricing (2023)
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        • If your Facebook Business Verification icon is greyed out
        • What to do if your Facebook Business Verification has failed
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    • WhatsApp (Official) - 360dialog
      • Apply via 360dialog
        • Turn on 2FA on Facebook account
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        • Delete WhatsApp account
        • FAQs - During WhatsApp (Official) application - 360 Dialog
      • Facebook Business Verification
        • Check Business Verification Status
        • If your Facebook Business Verification icon is greyed out
        • What to do if your Facebook Business Verification has failed
        • Submit Facebook App Review
      • Messaging Limits
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      • Upload zip file to SleekFlow
      • Green Tick
      • FAQs - WhatsApp (Official) - 360dialog
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      • Template Manager
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  • 📩Messaging API for WhatsApp
    • Messaging API for WhatsApp
      • Manage API key
    • Set up webhook for receiving messages
    • Sending Message
    • Create Templates
      • Create Templates (Template API)
      • Create Templates (Facebook Business Manager)
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    • Media API
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On this page
  • Embedded Signup
  • Signup Process
  • Step 1: Login SleekFlow API portal
  • Step 2: Add new number
  • Step 3: Signup
  • Step 4: Select a Facebook and WhatsApp Business account
  • Step 5: Create a WhatsApp Profile
  • Step 6: Number Registration
  • Step 7: Select the phone number to connect
  • Step 8: Added new number
  • Step 9: Generate API key

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  1. Messaging API for WhatsApp

Messaging API for WhatsApp

PreviousBillingNextManage API key

Last updated 1 year ago

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SleekFlow is specializing in WhatsApp Business API.

As Official Business Solution Provider (BSP), SleekFlow hosts WhatsApp Business API clients. Users can access and use the API by calling the provided endpoints.

Embedded Signup

Signup Process

Prerequisites

To start with the signup process, you MUST need the following:

  • A valid phone number without use in any WhatsApp App or WhatsApp Business App

Step 1: Login SleekFlow API portal

Step 2: Add new number

Click Add new number

Click Continue on Facebook

Step 3: Signup

The system will prompt an embedded signup window.

Step 4: Select a Facebook and WhatsApp Business account

1. Select a Facebook Business Account

Choose your existing Facebook Business Account

Or Create a new Facebook Business Account

2. Select a WhatsApp Business Account

Create a new WhatsApp Business Account.

Name your WhatsApp Business Account and select the timezone.

Step 5: Create a WhatsApp Profile

Choose your WhatsApp display Name.

The display name must match your legal business name and have a clear relation with the business.

Choose the business category and description (optional).

Step 6: Number Registration

Verify phone number

Fill in the phone number you want to register for this WhatsApp account.

Choose either "Text Message" or "Voice Call" to receive the 6-digit verification code.

If you are using an existing WhatsApp/ WhatsApp Business number to apply. you are required to delete the WhatsApp account associated with the phone number.

Please refer to this guide and follow the instruction:

Enter the code and click the Verifybutton.

Step 7: Select the phone number to connect

Select the phone number and click Confirm

Step 8: Added new number

The phone number is now a SleekFlow Messaging API number!

Step 9: Generate API key

Select a WhatsApp number > Manage API Key

Click Copy to clipboard to get your API Key, you may then use it to connect to your own CRM system.

‼️ Get New API Key ‼️

Getting a new API will revoke the previous key connection, you will need to reconnect again with the new key.

Admin Access to your company's account

Please refer to for more details.

📩
Facebook Business Manager
this guideline
Delete WhatsApp account
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