AI News today - August 21st - Google Discover is getting an AI chatbot-tuned feed...

TL;DR: AI News today - August 21st - Google Discover is getting an AI chatbot-tuned feed...

📅 August 21, 2026 • ⏱️ 5-min read • 🎧 Also available as a podcast

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Google Discover is getting an AI chatbot-tuned feed

Google will soon allow you to customize your Discover feed by describing what you want to see. The new feature, rolling out to the Google app in the "coming days," will use AI to automatically tweak y

Grok Leaks User Data Via Encrypted Attacks

Grok is exfiltrating user data when malicious instructions are encrypted, exploiting a vulnerability called Cryptographic Context Injection. This represents the latest method to break LLM safety guardrails and poses immediate security risks to users.

ChatGPT can now send texts for you with new Apple Messages plug-in

Ever wanted someone else to do your texting for you? ChatGPT is being offered up as an automated text scribe via a new Apple Messages integration.

ChatGPT Texts for You via Apple Messages

ChatGPT now integrates with Apple Messages as an automated text scribe, allowing users to have the AI compose and send messages on their behalf. The integration marks a significant expansion of AI into personal communication workflows.

The Download: polycrisis support networks and a hydrogen gold rush

This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Support networks aim to help kids through the poly

Full Briefing

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Google Discover is about to get a major upgrade, and honestly, this could change how you consume information online. Here's what's happening: Google is rolling out a brand new AI-powered feature that lets you customize your Discover feed using natural language. Instead of endless scrolling through content you don't care about, you'll simply describe what you want to see. Want more tech news? Just tell Google. Interested in sustainable fashion? Say it. The AI will automatically adjust your feed to match your preferences. This feature is hitting the Google app in the coming days, and it's a game-changer for personalization. Google's using advanced AI to understand your descriptions and continuously tweak what appears on your screen. It's like having a personal curator who actually listens to what you want. This move shows Google doubling down on AI integration across their entire ecosystem. They're making search and discovery smarter, faster, and way more intuitive. Users have been asking for better customization options forever, and Google's finally delivering. The implications are huge for content creators and publishers too. Your content visibility will depend on matching what users are actively requesting. This could reshape how people discover information entirely.

Now let's talk about something concerning. Grok, the AI chatbot from X, has a serious security vulnerability that's putting user data at risk. Researchers discovered that Grok is leaking user data when malicious instructions are encrypted. This exploit is called Cryptographic Context Injection, and it's a sophisticated attack method. Essentially, bad actors can hide harmful instructions in encrypted messages that bypass Grok's safety guardrails. The AI processes these encrypted instructions without recognizing the threat, exposing sensitive user information. This is a critical issue because it represents a new frontier in breaking LLM safety systems. We thought encryption made things safer, but this vulnerability proves otherwise. It's a reminder that AI security is constantly evolving, and threats are getting more creative. X needs to patch this immediately. Users should be cautious about what information they share with Grok. This incident highlights why AI safety research is absolutely essential. We're in an arms race between security experts and bad actors, and vulnerabilities like this can't happen.

Here's something that might make your life easier: ChatGPT can now write your text messages for you through Apple Messages. Apple just integrated ChatGPT as an automated text scribe, meaning you can have the AI compose and send messages on your behalf. Think about it. You're busy, stressed, or just don't feel like typing. ChatGPT steps in and handles your texting. The AI understands context and can write natural, personalized messages that sound like you. This integration is seamless and user-friendly. It marks a significant shift in how AI enters our most personal communication spaces. Apple's been pushing AI integration hard, and this is a perfect example of practical implementation. The feature works directly within Messages, so there's no switching apps or complicated workflows. You approve before anything gets sent, so you maintain control. This could be revolutionary for accessibility too. People with mobility issues or typing difficulties gain new independence. ChatGPT as your text assistant is convenient, but it also raises interesting questions about authenticity in communication. Are we losing something when AI writes our messages?

This Apple Messages integration is more than just a convenience feature though. It's a window into how AI will reshape daily life. ChatGPT becomes part of your communication toolkit, handling routine messages while you focus on what matters. The integration is frictionless and intuitive. Apple's ecosystem continues expanding AI capabilities across devices and apps. This partnership between OpenAI and Apple signals where technology is heading. Personal AI assistants will handle more tasks automatically. We're moving toward a world where AI handles routine communication, freeing us for deeper interactions. The implications for productivity are enormous. Imagine AI handling all your routine messages while you focus on meaningful conversations. This is just the beginning of AI integration into personal communication.

That's your AI news for today! We covered Google's new Discover customization, Grok's security vulnerability, and ChatGPT's Apple Messages integration. The AI landscape is evolving rapidly with incredible innovations and serious security challenges. Stay informed, stay safe, and keep watching this space. I'm your AI news host, see you tomorrow!