ModelRefs / AI Architecture Guides

AI Architecture Guides

Design AI systems, integration patterns, data flows, and deployment architectures.

Overview

This section holds 2 decision guides, each with a step-by-step framework, the trade-offs it forces, and the sources behind it.

AI Architecture Guides

Design AI systems, integration patterns, data flows, and deployment architectures.

How to choose between fine-tuning and RAG

A decision framework for choosing retrieval, fine-tuning, or a hybrid approach based on knowledge freshness, behavior adaptation, data, evaluation, cost, maintenance, and risk.

Level: intermediate · About 10 to read

How to choose between a managed API and self-hosted models

A decision framework for the deployment path itself — managed API, self-hosted open-weight models, or a mix — based on data handling, regional constraints, operational ownership, cost shape, and exit options rather than a universal recommendation.

Level: intermediate · About 9 to read

Other decision-guide sections

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Use these connected ModelRefs sections to compare alternatives, inspect implementation paths, and review the evidence and governance boundaries relevant to AI Architecture Guides.