14 articles
How to track WhatsApp message status by API: the sent, delivered, read and played events, webhook payloads, storing statuses, what read receipts…
Tekservix Team5 min readSend PDF documents through a WhatsApp API: public URL, upload or base64, file names and captions, size limits, secure links for private files and…
Tekservix Team5 min readWhat you can do with a WhatsApp group API: create groups, add and remove participants, post announcements, read group messages by webhook, with…
Tekservix Team5 min readHow WhatsApp OTP verification works, when it beats SMS, how to send codes through an API, the security rules that still apply and how to fall back…
Tekservix Team5 min readUse a WhatsApp API from Node.js: send text, images and documents with fetch, retry safely, queue bulk sends and receive replies in an Express webhook.
Tekservix Team6 min readCut no-shows with WhatsApp appointment reminders: when to send them, templates for clinics, salons and services, confirm-or-reschedule replies and…
Tekservix Team5 min readSend WhatsApp text, images and documents from Python with the requests library, retry safely, and receive replies in a Flask webhook, with code you…
Tekservix Team6 min readReady-to-use WhatsApp order confirmation templates for each stage of an order, what to include, and how to send them automatically from your shop.
Tekservix Team4 min readSend WhatsApp messages, images and documents from PHP with plain cURL or Laravel's HTTP client, handle errors properly and receive replies by webhook.
Tekservix Team6 min readWhat the free WhatsApp Business app does well, where it runs out, what a WhatsApp API adds, and how to use both on the same number.
Tekservix Team5 min readWhat a WhatsApp webhook is, which events it sends, how to verify each request and how to process messages reliably without losing any.
Tekservix Team5 min readHow Meta charges for the WhatsApp Business API, what providers add on top, which messages are free, and how to estimate your monthly bill before you…
Tekservix Team5 min readOne short email when we publish something useful: WhatsApp and SMS marketing, AI tools, SEO and running a business online. No spam, unsubscribe anytime.
