And that's weighed on shares of one of last year's biggest AI winners. This company has seen its stock drop nearly 20% since ...

It reflects Qwen’s current position as the world’s largest open-source AI ecosystem, surpassing Meta Platforms’ Llama community.

Meta is planning to bring ads and a premium subscription to its Meta AI app. The company recently launched the Meta AI app, which is built on the Llama 4 language model.