PRDs that engineering actually trusts.

Foundation guides you through structured requirement design—surfacing assumptions, constraints, and edge cases before they become expensive surprises.

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Click through a real PRD setup — no signup required.

Requirements shouldn't be a game of telephone.

Vague PRDs lead to misaligned implementations, scope creep, and endless revision cycles. Foundation makes intent explicit before code exists—so engineering builds what you actually meant.

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Click through the live editor: epics, diagrams, and linked user stories on a real document.

Built for how PMs actually work

Brainstorm to PRD
Start with a brainstorm, let AI help you explore and organize requirements. Turn brainstorm sessions into structured PRDs automatically.
Section-Aware Copilot
Get section-aware suggestions as you write each PRD section. Context-aware assistance for scope, risks, and success metrics.
User Flow Diagrams
Build user journey diagrams directly in your PRD. Visualize flows alongside requirements so engineering sees the full picture.
Linked to Architecture
PRDs inform TDDs directly. Technical constraints flow back to product—intent and implementation stay connected.
Diagram-Ready Exports
Export PDFs with rendered diagrams, not raw code. Linear, Notion, Jira, Markdown, and DOCX exports keep your PRD where your team works.
Stakeholder Sharing
Share PRDs with stakeholders via password-protected links. Inline comments and @mentions keep feedback attached to requirements.

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Watch AI review a real PRD: deterministic checks, severity, and one-click fixes.

Share it with confidence

The last mile of a PRD is getting it read. Click through how stakeholders review, comment, and sign off — no signup required.

Sharing with stakeholders

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Write your first PRD with clarity

Start with an industry-tested template. AI fills gaps. You decide what ships.