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News

Medium
medium.com > @huzaifazahoor654 > how-i-started-to-build-a-chat-app-system-design-like-whatsapp-d900fd574738

How I Started to Build a Chat App System Design Like WhatsApp

2+ hour, 13+ min ago   (35+ words) I build a chat app system design like WhatsApp from scratch, with real-time messages, read receipts, and a Redis offline queue. I always …...

DEV Community
dev.to > minval_68070c07bc > i-built-a-decision-app-because-group-chats-cannot-decide-here-is-what-i-learned-3ph3

I built a decision app because group chats cannot decide — here is what I learned

17+ hour, 2+ min ago   (308+ words) I kept noticing the same pattern: six people in a group chat, twenty minutes, zero decisions. Restaurant, movie, weekend plan — the loop always ended with "I don't care, you pick" followed by everyone picking the same thing they picked last…...

character.ai blog
blog.character.ai > creator-spotlight-zairisu

Creator Spotlight: Zairisu

3+ day, 18+ hour ago   (449+ words) For our latest Creator Spotlight, we spoke with Zairisu, who utilizes their background in indie game development to help create Characters on the platform. They are known for incorporating props and aesthetics into their Scenes and prioritize creating content they…...

Chutes
chutes.ai > news > last-week-in-chutes-august-19-to-august-25-2026

Last Week in Chutes | August 19 to August 25, 2026

2+ week, 4+ day ago   (271+ words) Engineering and product team. August 19 to August 25, 2026 Week fifteen. We said out loud where the network is headed (a federation that outlasts any one company, including us), DeepSeek V4 Flash took the model spotlight with a 1M-token context, and Jon showed…...

DEV Community
dev.to > unifyport > building-reliable-whatsapp-readunread-sync-for-a-shared-inbox-pad

Building Reliable WhatsApp Read/Unread Sync for a Shared Inbox

3+ week, 2+ day ago   (741+ words) A shared inbox receives a new WhatsApp message. Receiving a webhook only proves that your system received an event. It does not prove that an agent accepted the conversation, understood the request, or completed the work. A reliable shared inbox…...

DEV Community
dev.to > masonjones > test-mastering-turn-taking-in-group-chat-how-two-characters-share-one-thread-2h76

Mastering Turn-Taking in Group Chat: How Two Characters Share One Thread

4+ week, 1+ day ago   (588+ words) Building a seamless group chat experience where two characters share a single thread can be surprisingly tricky. While one-on-one conversations with AI are relatively straightforward, introducing a second AI persona into the same chat thread raises a fundamental question: when…...