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WAPGROWAI

Building better customer conversations with WhatsApp Business APIs, Node.js integrations, webhooks, automation, and conversational commerce

Joined Joined on  Personal website https://www.wpautoai.com/
Counting Link Clicks From WhatsApp Messages: Redirects, Preview Bots and Campaign Attribution

Counting Link Clicks From WhatsApp Messages: Redirects, Preview Bots and Campaign Attribution

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7 min read

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Routing WhatsApp Quick-Reply Buttons to Actions: Payloads, Retries, Edits and Double Taps

Routing WhatsApp Quick-Reply Buttons to Actions: Payloads, Retries, Edits and Double Taps

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8 min read
Compiling Customer Segments to SQL: OR Groups, Tenant Safety and Membership That Stays Current

Compiling Customer Segments to SQL: OR Groups, Tenant Safety and Membership That Stays Current

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9 min read
Designing a Public API for a WhatsApp Platform: Tokens, Scopes, Rate Limits and Idempotent Sends

Designing a Public API for a WhatsApp Platform: Tokens, Scopes, Rate Limits and Idempotent Sends

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10 min read
Scheduling WhatsApp Drip Messages: Sending Windows, Time Zones and Delays That Add Up

Scheduling WhatsApp Drip Messages: Sending Windows, Time Zones and Delays That Add Up

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5 min read
Building a Rules Engine for WhatsApp Automation: Keywords, Working Hours, Priorities and Loops

Building a Rules Engine for WhatsApp Automation: Keywords, Working Hours, Priorities and Loops

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5 min read
What Does a WhatsApp Message Cost? Estimating and Reconciling Cloud API Charges in Code

What Does a WhatsApp Message Cost? Estimating and Reconciling Cloud API Charges in Code

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5 min read
End-to-End Testing WhatsApp Campaigns Without Sending a Message: A Fake Graph API

End-to-End Testing WhatsApp Campaigns Without Sending a Message: A Fake Graph API

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6 min read
WhatsApp Message Statuses Arrive Out of Order: Modelling Sent, Delivered, Read and Failed

WhatsApp Message Statuses Arrive Out of Order: Modelling Sent, Delivered, Read and Failed

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6 min read
Why WhatsApp Template Sends Fail Silently: Media Links, Parameter Counts and Copy-Code Buttons

Why WhatsApp Template Sends Fail Silently: Media Links, Parameter Counts and Copy-Code Buttons

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6 min read
WhatsApp Cloud API Rate Limits in Practice: Throughput, Pair Rate, Messaging Limits and Error Codes

WhatsApp Cloud API Rate Limits in Practice: Throughput, Pair Rate, Messaging Limits and Error Codes

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8 min read
One Meta App, Many Businesses: Routing WhatsApp Webhooks in a Multi-Tenant SaaS

One Meta App, Many Businesses: Routing WhatsApp Webhooks in a Multi-Tenant SaaS

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9 min read
Answering WhatsApp Calls in the Browser: The Calling API, WebRTC and the Webhooks in Between

Answering WhatsApp Calls in the Browser: The Calling API, WebRTC and the Webhooks in Between

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9 min read
You Can't Test WhatsApp Webhooks on Staging: One Callback URL per App

You Can't Test WhatsApp Webhooks on Staging: One Callback URL per App

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6 min read
Building a Visual Chatbot Engine for WhatsApp: Nodes, Edges, Delays and Timers

Building a Visual Chatbot Engine for WhatsApp: Nodes, Edges, Delays and Timers

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8 min read
WhatsApp Usernames Will Break Your Phone-Keyed Contacts: Migrating to Business-Scoped User IDs

WhatsApp Usernames Will Break Your Phone-Keyed Contacts: Migrating to Business-Scoped User IDs

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7 min read
Shipping WhatsApp Flows: The JSON Version That Expires and the Limits Meta Doesn't Enforce

Shipping WhatsApp Flows: The JSON Version That Expires and the Limits Meta Doesn't Enforce

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8 min read
Build on the WhatsApp Cloud API Yourself, or Use a Platform? An Honest Engineering Estimate

Build on the WhatsApp Cloud API Yourself, or Use a Platform? An Honest Engineering Estimate

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7 min read
Phone Numbers Will Break Your WhatsApp Integration: E.164, libphonenumber and the Excel Problem

Phone Numbers Will Break Your WhatsApp Integration: E.164, libphonenumber and the Excel Problem

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9 min read
Your WhatsApp AI Agent Works in a Demo. Here's What Breaks in Production.

Your WhatsApp AI Agent Works in a Demo. Here's What Breaks in Production.

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8 min read
Switching WhatsApp Business API Providers: What Moves With Your Number and What Doesn't

Switching WhatsApp Business API Providers: What Moves With Your Number and What Doesn't

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6 min read
WhatsApp Coexistence for Developers: When the Business App and the Cloud API Share a Number

WhatsApp Coexistence for Developers: When the Business App and the Cloud API Share a Number

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7 min read
From WhatsApp Templates to Campaigns: What Happens Between "Approved" and "Delivered"

From WhatsApp Templates to Campaigns: What Happens Between "Approved" and "Delivered"

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8 min read
Modelling WhatsApp's 24-Hour Window Correctly (It's Harder Than a Timer)

Modelling WhatsApp's 24-Hour Window Correctly (It's Harder Than a Timer)

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7 min read
Handling WhatsApp Cloud API Webhooks in Node.js: Signatures, Retries and Duplicate Events

Handling WhatsApp Cloud API Webhooks in Node.js: Signatures, Retries and Duplicate Events

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10 min read
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