Stateless LLM Calls vs Stateful Apps

Choosing the Right Pattern

Composability and Modular Component Design

RAG Knowledge Assistant Architecture

Chatbot Reference Architecture

Sync vs Async LLM Architectures

The LLM Gateway / Proxy Layer

Separating Business Logic from LLM Calls

Deterministic vs Model-Driven Control Flow

Workflows vs Agents: When to Use Each

Fan-Out/Fan-In for LLM Calls

The Orchestrator-Workers Pattern

The Evaluator-Optimizer Pattern

Layers of an LLM App Stack

What LLM Application Architecture Means

Parallelization Runs Sequentially

Orchestrator Missing Await

Evaluator-Optimizer Ignores Critique

ReAct Loop Drops Observations

Reflection Returns Uncritiqued Draft

Router Pattern Missing Fallback

Prompt Chaining Broken Link

RAG Retrieve-Then-Generate Flow

Routing Tasks To The Right Architecture

Stateless vs Stateful Session Handling

Conversation State Persistence And Reconstruction

Multi-Agent Handoff Design

Memory Layering Short-Term vs Long-Term

Streaming LLM Response To Client

Provider-Agnostic LLM Client Interface

Human-in-the-Loop Approval Gate

Separating Prompt Templates From Logic

Handling Non-Determinism in Design

Routing Pattern

RAG as an Architectural Pattern

Orchestrator-Worker Pattern

Evaluator-Optimizer Reflection Loop

Single-Prompt vs Multi-Step Design

RAG vs Fine-Tuning vs Prompting

Batch vs Real-Time Processing

Layers of an LLM Application

What LLM Application Architecture Is

Idempotency and Retry-Safe LLM Operations

Choosing the Right Pattern

Handling Non-Determinism

LLM Gateway / Proxy Layer

Async and Event-Driven Pipelines

Fallback and Graceful Degradation

Agentic vs Workflow Architectures

Evaluator-Optimizer Loop

Separating Prompts from Code

Parallelization Pattern

Router Pattern

Orchestrator-Worker Pattern

Architecture for LLM Apps