June 2026
Intermediate
272 pages
6h 27m
English
Content preview from System Design for the LLM Era
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7
Glossary
A
Abstract syntax tree (AST): A structured, tree-like representation of source code that captures the hierarchical relationships between classes, functions, and methods. Used in system design for semantic code chunking.
Agentic AI: An autonomous system that uses an LLM to reason, plan, and execute a multi-step workflow (Reason + Act loop) to achieve a high-level goal without a pre-defined path.
Artificial intelligence (AI): A branch of computer science that aims to create machines and software systems capable of carrying out tasks that have traditionally required the application of human intelligence, such as learning and problem-solving.
C
Circuit breaker: A resilience pattern that detects when an external provider (such as an
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