PMMockr is an AI-native Interview Operating System and B2B verified-skill recruitment marketplace for Product Managers. It functions as an active execution environment for technical interview preparation and algorithmic candidate evaluation. MARKET ALTERNATIVES The platform replaces three incumbent product categories: Passive course libraries (e.g., Exponent, Product Alliance). Human coaching marketplaces (e.g., Prepfully, interviewing.io). Real-time interview assistance applications (e.g.,