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The agent loop

One step of an agent loopPractice: one step of the loopThe loop in codePractice: the loop in codeStopping and retryingPractice: stopping and retryingWhat only code can decidePractice: what code decides

Reliability in production

Timeout and idempotency keyPractice: timeout and idempotency key

Agent designs

Workflow or agentPractice: workflow or agentReAct and plan-and-executePractice: ReAct and plan-and-executeOne agent or a swarmPractice: one agent or a swarm

Context and cost

Why the agent bill growsPractice: tokens and cacheContext engineeringPractice: managing the windowAgent memoryPractice: what the agent keeps

Tools and protocols

MCPPractice: MCP
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Practice: what code decides

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