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Synthesia, an AI platform for synthetic media, has raised $90 million, bringing its valuation to $1 billion. The round was led by Accel and included Nvidia and other investors such as Kleiner Perkins, GV, FirstMark Capital and MMC.

Synthesia is a London-based company that applies artificial intelligence to video production. The technology allows users to create digital avatars that can deliver presentations or training videos in multiple languages.

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The ChatGPT ecosystem has grown to nearly 400 plugins, with more than 100 added over the weekend. Plugins significantly extend the capabilities of ChatGPT, turning the closed chatbot into a web-enabled assistant. Many of these plugins may soon be available directly in Windows 11: OpenAI and Microsoft are supporting a shared AI plugin ecosystem.

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Amazon is testing AI-generated summaries of product reviews, users report. The feature is in A/B testing and the company has yet to make an official announcement.

The AI summaries appear above the reviews, after the star rating, and appear to include links to related reviews.

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Microsoft has updated its Bing chatbot to enable voice mode on Edge for desktop, allowing users to ask questions using their voice. Cortana on Windows is dead, and Microsoft is now directing users to Bing and its AI-powered Copilot for Windows 11 instead, as more capable replacements. The Bing chatbot currently supports English, Japanese, French, German, and Mandarin, with more languages on the way.

Video: Microsoft

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According to new research from Robust Intelligence, Nvidia's NeMo framework, designed to make chatbots more secure, could be manipulated to bypass guardrails using prompt injection attacks.

In one test scenario, the researchers instructed the Nvidia system to swap the letter "I" for "J," causing the system to expose personally identifiable information. Nvidia says it has since fixed one of the causes of the problem, but Robust Intelligence advises customers to avoid the software product. You can read a detailed description of Robust Intelligence's findings on their blog.

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