Glossary

AI engineering terms, each answered in under two minutes. Entries are organized by topic:

• Protocol — MCP, JSON-RPC, capability negotiation, transport
• Primitives — tools, resources, prompts, sampling
• Agents — agent loop, tool use, reasoning, error recovery
• Context — context window, RAG, summarization, persistent state

Every term links back to the lesson where it is introduced. Start with any entry or work through the lessons in order.