
AI This Week: Perplexity’s PayPal Push, OpenAI Moves, DeepMind RAG Bug & Multimodal Realtime Agents
A busy week in AI: PayPal teams with Perplexity to broaden access to the Comet browser, OpenAI opens Projects and expands its secondary share sale, DeepMind flags a RAG embedding limit, and Agora + OpenAI push realtime multimodal agents.