Agentic AI Reference Architecture

Orchestration · Software component

CRDT State Merger

Software componentOrchestrationOrchestration & Toolsarc:CRDTStateMerger

A state concurrency controller that represents state as conflict-free replicated data types so concurrent updates always converge.

Responsibility. Merges concurrent state updates into a convergent result.

Also known as: Conflict-free replicated data types

Variant of State Concurrency Controller abstract

When to choose. Choose when state must converge regardless of the order of concurrent updates.

alternative tospecializesalternative toOptimistic Lock Controller: alternative toOptimistic Lock ControllerState Concurrency Controller: specializesState Concurrency Contro…Pessimistic Lock Controller: alternative toPessimistic Lock Control…
Direct neighbourhood (hover for relationship types)

Relationships

alternative to variability

Classification

Patterns
CRDT

Sources

  1. Ch1.6: T. Nguyen, "Stateful Orchestration - Pitfalls, Integration, and Synthesis," in Mastering Agentic AI Systems: Guide for the NVIDIA NCP-AAI Exam, 1st ed. 2026, ch. 1.6. ISBN: 9798244538229.