# DemandDiscovery.ai > DemandDiscovery.ai helps founders prove startup-idea demand with real market signals — replies, clicks, objections, and expressions of intent — before writing a line of code. Output: a Demand Score and a Build / Pivot / Kill recommendation in days, not months. ## Core concepts - [What Is Demand Discovery?](https://demanddiscovery.ai/what-is-demand-discovery): The plain-language explanation of the framework — the missing layer between idea and building. - [The Demand Discovery Framework](https://demanddiscovery.ai/demand-discovery-framework): The full method — Behavior over Opinion, Market Research, Demand Discovery, and Agentic Launch. - [Startup Demand Score](https://demanddiscovery.ai/startup-demand-score): How the Demand Score is calculated from real-world signals. - [Startup Idea Validation Framework](https://demanddiscovery.ai/startup-idea-validation-framework): The triangulation method that produces Build / Pivot / Kill recommendations. ## Doing validation - [Startup Idea Validation](https://demanddiscovery.ai/startup-idea-validation): The category page — how to validate a startup idea with behavior, not opinion. - [Validate Startup Idea — Guide](https://demanddiscovery.ai/validate-startup-idea): Step-by-step guide for founders running their own validation. - [Test Product Demand](https://demanddiscovery.ai/test-product-demand): How to test product demand before you build. - [Is My Startup Idea Good?](https://demanddiscovery.ai/is-my-startup-idea-good): Decision framework for evaluating an idea. - [Startup Idea Validation Tools](https://demanddiscovery.ai/startup-idea-validation-tools): The tools founders use for validation. - [Startup Market Research Tools](https://demanddiscovery.ai/startup-market-research-tools): The market-research foundation that precedes Demand Discovery. ## Reference - [How to Score a Startup Idea](https://demanddiscovery.ai/how-to-score-a-startup-idea): A five-component 0 to 100 scoring system founders can run themselves. - [Connect Demand Discovery to Claude](https://demanddiscovery.ai/connect-claude): How to install the free Demand Discovery connector in Claude (web, Desktop, Code). The connector URL is https://mcp.demanddiscovery.ai/api/mcp. - [FAQ](https://demanddiscovery.ai/faq): Common questions about Demand Discovery, pricing, and how it works. - [Opportunities](https://demanddiscovery.ai/opportunities): Live demand-validated startup opportunities. - [Developer Tools Opportunities](https://demanddiscovery.ai/opportunities/developer-tools): Validated developer-tool startup ideas, scored from real npm/PyPI/GitHub/Hacker News signals. - [Free Market Research Report](https://demanddiscovery.ai/free-market-research-report): Free Market Research report — the foundation, before the proof. ## Optional - [Sitemap](https://demanddiscovery.ai/sitemap.xml) - [Privacy Policy](https://demanddiscovery.ai/privacy) - [Terms of Service](https://demanddiscovery.ai/terms)