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Learn the idea: a workflow starts from a trigger (new form entry, email, schedule, webhook) and runs steps across apps automatically. Zapier is the easiest (many apps, paid per task); Make is visual and flexible; n8n is open-source, can be self-hosted (your data stays with you), has strong AI nodes and a Code node — our choice.
Builds on: 1.1 What is an AI agent, 1.3 Design patterns