The landscape of artificial intelligence voice assistants is rapidly evolving, and Apple is intensifying its efforts to remain at the forefront. According to a recent Bloomberg report, Apple has been internally testing advanced Large Language Models (LLMs) for Siri—models that, in some benchmarks, approach or even match the capabilities of industry leaders such as OpenAI's ChatGPT.

Internal AI Models: Significant Progress

While Apple recently introduced Apple Intelligence, a suite of AI-powered features focused on privacy and on-device processing, sources indicate that much more powerful LLMs are in development within the company. The report details that Apple’s research teams are currently experimenting with models spanning a range of complexities, including LLMs with 3 billion, 7 billion, 33 billion, and up to 150 billion parameters. For context, models at the top end of this range are similar in size to those that underpin today's leading AI chatbots.

Apple has reportedly