# Portalz Cloud > Infrastructure API layer — memory, cost tracking, vitality, and test quality. ## What is Portalz Cloud? Portalz Cloud is the infrastructure API layer for the Portalz platform. It provides persistent AI memory, LLM cost and usage tracking, service vitality monitoring, test quality dashboards, and data retention policies. ## API All API endpoints are under /api/cloud/ with JSON request/response. Authentication via Bearer token or API key through Portalz Brain. Rate limit: 500 requests per minute. ## Domains - Memory: Store, search, and sync AI agent memories across devices - Costs: Track LLM API costs, set budgets, configure model routing - Vitality: Monitor service health, manage alerts, configure rules - Test Results: Record test runs, coverage reports, quality metrics - Retention: Configure memory lifecycle and GDPR audit policies - Events: System event streaming and history ## Discovery - /llms-full.txt — Detailed API documentation - /.well-known/model-card — Machine-readable model card - /.well-known/ai-plugin.json — OpenAI plugin manifest - /.well-known/agent.json — Agent discovery protocol ## Related Products - Portalz (portalz.ai) — Main platform - Portalz Connect (connect.portalz.ai) — Communication - Portalz Radar (radar.portalz.ai) — Site intelligence ## Contact Website: https://portalz.ai Product: https://cloud.portalz.ai Email: hello@portalz.ai