LLMs Tutorials and Articles

LLMs System Design

Preventing Slow and Expensive LLM Responses When Prompt Context Keeps Growing

Learn how to design a context pipeline for an LLM-backed support assistant so growing prompts do not cause high latency, runaway token costs, stale answers, or hallucinations.

LLMs System Design

Building an LLM Gateway to Keep Slow, Costly Model Calls from Spreading Across Microservices

Build a central gateway for LLM calls so product services do not hardcode providers, retries, caching, routing, safety checks, or cost controls. The workflow covers fallbacks, streaming, RAG, evaluation, and privacy guardrails for production systems.

LLMs System Design

Serving Personalized Lessons at 350K Peak RPS Without Calling an LLM on Every Request

Design an AI learning platform where LLMs generate vetted content offline, while the live lesson API selects personalized questions from approved data, uses warm Redis buffers, handles cold starts, and keeps grading deterministic.

LLMs System Design

Preventing Slow E-Commerce Search When LLM Query Rewrites Move Into the Request Path

Design an e-commerce search flow that uses LLMs for query understanding without making every request wait on them. Build offline enrichment, hybrid retrieval, tiered caching, fallback routing, ranking, and quality gates for relevance and latency.