Learn AI
Build your understanding from AI fundamentals to production AI systems.
Prefer a guided sequence? Explore Learning PathsReal-World AI Stack
Who and what actually implements the concepts you’ve learned — providers, models, and tools.
6 conceptsUnderstanding AI Providers
Not every AI provider plays the same role — some are model labs, some are cloud platforms, and some are infrastructure vendors.
Beginner · 4 minModel Families Explained
A model family (GPT, Claude, Gemini, Llama) is a lineage from one provider, not a single fixed model — the specific version changes over time.
Beginner · 4 minThe Vector Database Landscape
Vector database choices split along a few axes: managed vs. self-hosted, dedicated vs. bolt-on, and how much filtering or hybrid search is needed.
Intermediate · 4 minAI Gateways Explained
An AI gateway centralizes model access, routing, authentication, logging, and fallback behavior in front of one or more providers.
Intermediate · 4 minAI Observability Tools
AI observability tools trace prompts, tool calls, and model responses so teams can debug and monitor behavior in production.
Intermediate · 4 minThe Real-World AI Stack
A modern AI system is layered: application, orchestration, models, retrieval, data, cloud, operations, and security, each with its own real tools.
Intermediate · 5 min