Perplexity Comet: A Reversing Story

kept by eddie feb 12

The article provides a technical deep-dive into Perplexity's agentic browser Comet, detailing its dual-channel communication, hard boundaries, and page representation for AI interaction.

Perplexity tests Messages integration and usage credits
Perplexity is developing a Mac Messages connector for its Comet browser and testing a usage-credits system for Pro users to buy extra capacity without upgrading.
also on Comet, Perplexity, #browser-engineering, #ai-integration
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Perplexity open-sources Bumblebee, a read-only scanner that checks developer machines for risky packages, extensions, and AI tool configs during supply-chain incidents.
also on Comet, Perplexity, #security, #developer-tools
Personal Computer by Perplexity
Perplexity launches 'Personal Computer' — an always-on AI assistant with local file access, approval controls, and a kill switch, running on a compact desktop.
also on Perplexity, #security, #ai-agents
Just a moment...
Perplexity announced a Personal Computer that runs its agentic AI locally on a Mac mini, combining cloud sub-agents with local file access.
also on Perplexity, #ai-integration, #ai-agents
Google Online Security Blog: Architecting Security for Agentic Capabilities in Chrome
Chrome introduces layered defenses like the User Alignment Critic and origin-based gating to protect users from indirect prompt injection during agentic browsing with Gemini.
also on Chrome, #browser-engineering, #security, #ai-agents, #developer-tools