FAQ
The coherence layer for AI-assisted product work. Your product decisions, tensions, and evidence live in one shared Chain — knowledge compounds instead of decaying.
Builders who care about product coherence. Solo founders, product leads, engineers working with AI agents. If you're tired of decisions disappearing across tools and conversations, you belong here.
Community members get hosted beta seats first. Join the waitlist on productbrain.io and sign-up for the community, introduce yourself, and you'll be at the front of the line when we open seats.
The method, setup guide, and community are free and open. The hosted platform is in limited beta — seats are expanding. The pricing model will be usage-based, not seat-based. Beta members get free credits to start.