Browser maker wraps cloud AI data processing in confidential computing

Brave Software has joined the rush to make using cloud-based AI services more private.

The browser maker has begun offering Trusted Execution Environments (TEEs) for the cloud-based AI models made available to Brave users. TEEs provide verifiable guarantees about the confidentiality and integrity of the data processed by a host.

Presently, AI TEEs are limited to users of Brave Nightly, the browser's testing and development build, for DeepSeek V3.1, one of several models available for Leo, the company's browser-resident AI assistant.

"By integrating Trusted Execution Environments, Brave Leo moves towards offering unmatched verifiable privacy and transparency in AI assistants, in effect transitioning from the 'trust me bro' process to the privacy-by-design approach that Brave aspires to: 'trust but verify'," said Ali Shahin Shamsabadi, senior privacy researcher and Brendan Eich, founder and CEO, in a blog post on Thursday.

Brave's Leo supports both local and cloud-based AI ...