Series: CQRS and architecture for AI agents

This series splits the content of "How CQRS stems the bleeding of your architecture (and saves your AI Agents)" into five shorter articles (~6–7 min read each). The full version in a single file is also available.

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Articles in the series

#	Article	Summary	Time
1	Why CRUD bleeds (and what you feel)	Symptoms, anatomy of CRUD degradation, and impact on AI agent orchestration.	~6 min
2	CQRS: fundamentals and practice in Elixir	Command and Query stacks; Queries and Commands in the Trips4you.Finance context.	~7 min
3	Ask vs Act: RAG, Tool Use and AI agents	RAG (Read Path), Tool Use (Write Path), and Read vs Write table for AI governance.	~6 min
4	Event Sourcing and materialization in Elixir	Persistence as a timeline; Commanded, AshCommanded, Projectors and Bumblebee/pgvector.	~6 min
5	Evolution without Big Bang: Hexagonal, Strangler and governance	Ports and Adapters, Strangler Fig, Evolutionary Architectures, Fitness Functions, conclusion and takeaway.	~7 min

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Full version

To read everything at once: How CQRS stems the bleeding of your architecture (and saves your AI Agents).

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Series flow

flowchart LR
  A1[1. CRUD bleeds] --> A2[2. CQRS + Elixir]
  A2 --> A3[3. Ask vs Act]
  A3 --> A4[4. Event Sourcing]
  A4 --> A5[5. Hexagonal and governance]