MCP Servers and Subagent Orchestration
Connecting agents to external systems, and scaling one agent into many
Understand why the Model Context Protocol exists and how an MCP server extends what an agent can see and do, why that access model demands more careful trust and credential design than local file edits, and how subagents let you decompose a task across isolated context windows — sequentially for context hygiene, or in parallel for wall-clock speed — with git worktrees keeping concurrent writers from clobbering each other.
Practice questions (12)
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Scoping Credentials for a New MCP Server
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Deciding When a Subagent Is Worth It for a Single Task
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Parallel Fan-Out: Wall Clock vs. Token Cost
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Diagnosing a Clobbered Refactor
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Designing a Multi-Agent Review Pipeline for a Large PR
Advanced