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Report: ByteDance and Tencent accelerate personal AI agent development, catching up with Meta Muse

IT之家 news, October 11: According to a Caixin report, after Meta released the personal agent Muse, domestic tech giants quickly followed suit. On October 9, insiders at ByteDance revealed that ByteDance had already been…

IT之家 October 11 news: According to a Caixin report, after Meta released the personal agent Muse, domestic tech giants quickly followed suit.

On October 9, insiders at ByteDance revealed thatByteDance had already been stepping up development of its personal agent product before the National Day holiday. The project began with a new project started by ByteDance in April this year, codenamed "Spell", as a continuation of the 2025 Doubao phone assistant personal agent direction; at that time, Doubao had already started internal beta testing of products in the personal agent direction.

After Muse and other personal agents became a hit overseas, ByteDance accelerated the project's progress. The product is led by the Doubao phone assistant team, with the Spell project and the Doubao conversation team jointly responsible, and plans to combine the "Spell" project with the Doubao product, with the goal of launching it externally as soon as possible.

Tencent, meanwhile, launched a personal agent product called LightVela at the end of September (month 9), calling it a "cloud personal assistant" that can be accessed via WeChat and is online around the clock to help users handle all kinds of daily requests. However, the product is still in the developer experience stage.

On September 8 local time, Meta launched its personal AI agent product Muse, which can complete tasks on behalf of users such as sending emails and booking travel.

Muse can access (requiring the user's active authorization) the user's data in various applications including email, calendar, payments, health, shopping, and smart home. Users can choose for themselves which apps Muse connects to, and have the right to revoke its access at any time.

IT之家 noted that, unlike traditional question-and-answer chatbots, Muse's core positioning is an "Action-oriented Agent", focused on taking over trivial tasks across platforms, and is regarded by Mark Zuckerberg as a key product on the road to "personal superintelligence".

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