# thirdface

> thirdface is building a privacy-focused personal intelligence layer called a Co-Self: a living memory connecting the different dimensions of a person's life. The official website describes it as a personal operating system for the inner and outer worlds.

Official website: https://thirdface.com. Last reviewed: 2026-09-19.

The public website currently invites people to join the waitlist. The product brief distinguishes thirdface's positioning, design approach, illustrative experiences, and longer-term vision. Hardware, agent actions, and memory sharing described as ambitions are not announcements of general availability. Public pricing and a commercial launch date are not established by this brief.

## Product information

- [Full thirdface brief](https://thirdface.com/llms-full.txt): Markdown covering the Co-Self, memory, five life dimensions, privacy commitments, intended audience, design values, illustrative experiences, and future vision.
- [Official homepage and waitlist](https://thirdface.com/): Brand story and the current public entry point.
- [About thirdface](https://thirdface.com/about): The public company story and team.

- [Privacy notice](https://thirdface.com/privacy): Published commitments and details about personal data, AI providers, and user rights.