Can Agentic Web Browsers Count?

Adam Engst tested Brave, ChatGPT Atlas, Comet, Dia, and Edge on a task of counting minors in event registration lists.

Only one browser succeeded in handling basic data analysis without making mistakes, with educational results.

Many companies are releasing Web browsers with built-in chatbots, including:

Everyone and their dog is now releasing a Web browser with a built-in chatbot.

These browsers can be useful for asking questions about the content in the current tab, providing helpful context for queries and discussions.

For example, asking about the best running shoes of 2025, with features like "stack height", can be a useful application of these browsers.

Author's summary: Agentic browsers' data analysis capabilities are tested.

TidBITS — 2025-10-30