Deep Research Showdown: Perplexity vs ChatGPT vs Claude vs Gemini vs Grok
Five AI tools promise to do your research for you. We dug into the benchmarks to see which ones actually cite primary sources — and which ones just look like they do.
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Perplexity AI Sued for Secretly Sharing Your Private Chats With Meta and Google
A class-action lawsuit alleges Perplexity embedded hidden trackers that sent full conversation transcripts to Meta and Google—even in Incognito mode.
AI Security Roundup: Meta's Rogue Agent, PleaseFix Vulnerabilities, and LRMs That Jailbreak Other AIs
A rogue AI agent triggers Sev 1 at Meta, agentic browsers leak passwords, and researchers prove AI can autonomously jailbreak other AI with 97% success.
Perplexity Ditches MCP: Why the Model Context Protocol Is Losing Enterprise Users
Perplexity's CTO announces the company is moving away from Anthropic's Model Context Protocol, citing context window bloat and authentication friction. The shift reveals growing pains in AI tooling.
PleaseFix: The Vulnerability That Lets Attackers Hijack Your AI Agent Through a Calendar Invite
Zenity Labs discloses critical flaws in agentic browsers like Perplexity Comet. A zero-click attack can steal local files and passwords without user interaction.
Perplexity's Personal Computer Wants 24/7 Access to Your Files
A $200/month Mac mini running an always-on AI agent with full file system access raises serious privacy questions - especially after Perplexity's recent security track record.
Your AI Browser Can Steal Your Passwords via a Calendar Invite
Zenity Labs reveals how a malicious calendar event could let attackers hijack Perplexity's Comet browser to exfiltrate local files and take over your 1Password account.
Perplexity Computer: A $200/Month AI That Orchestrates 19 Models to Do Your Job
Perplexity's new 'digital worker' coordinates Claude, Gemini, GPT-5, Grok, and more to run autonomous projects for hours or months. The search company just became something much bigger.
The AI Business Model Split: Why Your Chatbot Wants to Sell You Things
OpenAI launched ChatGPT ads this month. Perplexity abandoned them. Anthropic ran a Super Bowl campaign mocking the whole concept. The business model divergence reveals deeper questions about what AI assistants are actually for.
That 'Summarize with AI' Button Is Brainwashing Your Chatbot
Microsoft found 31 companies embedding hidden instructions in AI share buttons. One click poisons your assistant's memory, shaping every future recommendation without your knowledge.
Perplexity's Model Council Asks Three AIs Instead of One. The Privacy Trade-Off Is Obvious
Perplexity launched Model Council, running your queries through Claude, GPT, and Gemini simultaneously. Multi-model consensus could reduce hallucinations, but it triples your data exposure and costs $200 a month.