Gigabrain - AI Companion for Reddit is a Chrome add-on developed by GigaBrain. It is a free program that aims to provide users with the most useful answers from real people across Reddit and other active online communities.

With Gigabrain, users can automatically find the most relevant and authentic comments and posts related to their Google searches. By including words like 'reddit', 'best', or 'forum' in their searches, Gigabrain will pop up on the search result page and notify users when it has found the most relevant human commentary for their search.

The extension scans billions of online discussions from Reddit and other online communities to filter out the noise and highlight the nuggets of wisdom from the most active communities. It also prioritizes privacy, as it does not save or track users' Google searches.

Gigabrain brings the magic of discussion analysis to the Google experience, allowing users to see pre-screened comments from popular communities like Reddit that are relevant to their questions. It also automatically highlights important points and products from user content. The developers are constantly adding new types of content analysis to help filter out paid shills and marketers.