What An Agent Really Is: Model + Harness
Chapter 01 // 5 min
Guide7/7 chapters
Agents: Zero To Production
Construir agentes que aguantan producción: loop, frameworks, MCP, guardrails y evals.
Guide: a closed list on a single topic, start to finish.
Updated:
Progress100%
Your first "pure" agent: markdown files only
Chapter 02 // 4 min
Agents with ADK 2.0: when a framework saves you months
Chapter 03 // 3 min
Agents with Vercel AI SDK 7: ToolLoopAgent and HarnessAgent
Chapter 04 // 4 min
Build your MCP server (and its footguns)
Chapter 05 // 4 min
Guardrails: permissions, sandboxes and classifiers (the System One pattern)
Chapter 06 // 4 min
Evals: the 3 types, and how to know if your agent improved
Chapter 07 // 4 min