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Chip manufacturer Nvidia is in talks to back AI search provider Perplexity in a deal that would value the startup at over $30 billion. Driven partly by its workplace automation tools, Perplexity's annualized revenue has grown from under $250 million to past $750 million this year.

Analytics indicate that references to Reddit forum discussions inside ChatGPT search outputs have dropped by over 80 percent since mid-summer. The sharp decline marks a significant shift, as the discussion site had previously served as one of the chatbot's primary information sources.

Mozilla's Firefox browser now offers an opt-in feature called Smart Window that summarizes open tabs and answers live web queries. The search capabilities rely on tech from search provider Exa, while keeping user browsing data stored on the local device.