CastSpells.io – AI-native product management workspace

Summary: CastSpells.io is an AI-native discovery workspace that synchronizes market data, personas, and PRDs to support data-driven product management by turning assumptions into testable hypotheses and measuring outcomes before decisions.

What it does

It organizes product discovery by aligning market insights, user personas, and product requirement documents, enabling teams to run experiments and validate learning.

Who it's for

Product teams seeking to base discovery and decision-making on data rather than opinions or politics.

Why it matters

It reduces reliance on subjective input by promoting evidence-based product discovery and validation.