A desktop browser for macOS and Windows with AI agents built in. Because it is the browser, it can see whatever you are looking at and act on any website, including ones behind a login that have no API at all. That is a real advantage and it is not one we have.

Long-form thinking a person reads top to bottom: an onboarding guide, an architecture decision record, a policy that needed careful wording. When a document has an owner who cares, a wiki is the right place for it, and Indexbrain reads from those documents rather than replacing them.

It is immediate, it needs no setup, no admin, no procurement and no trust in a third party. For a question you will ask once, it is hard to beat, and it will still be the right answer for plenty of questions after you have connected anything.