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AI/TLDR

SYSTEM 12/14 · THE FIELD GUIDE

Production & LLMOps

Everything between a working demo and a system you can put on call — observability, cost, gateways, and guardrails.

5 TRACKS52 ARTICLESbeginner → advanced

LLMOps Fundamentals

Why the prototype was easy and production isn't.

LLMOpsBEGINNER Training vs InferenceINTERMEDIATE Prototype to ProductionBEGINNER Production LLM StackBEGINNER LLM GatewaysINTERMEDIATE Model RoutingINTERMEDIATE Provider FailoverINTERMEDIATE Self-Host vs API CostINTERMEDIATE Multi-Region LLM DeploymentINTERMEDIATE Model Deprecation & MigrationINTERMEDIATE PortkeyINTERMEDIATE

Observability & Monitoring

Tracing every call, scoring live traffic, catching drift early.

LLM ObservabilityBEGINNER LLM TracingINTERMEDIATE Langfuse vs LangSmith vs HeliconeINTERMEDIATE Production MetricsINTERMEDIATE Collecting User FeedbackINTERMEDIATE SLOs & Error BudgetsINTERMEDIATE Trace SamplingINTERMEDIATE Cost AttributionINTERMEDIATE LangSmith ObservabilityINTERMEDIATE LangfuseINTERMEDIATE Arize PhoenixINTERMEDIATE Comet OpikINTERMEDIATE OpenLLMetryINTERMEDIATE

Cost & Latency Optimization

Making it cheaper and faster without making it dumber.

Semantic CachingBEGINNER The KV CacheADVANCED Cutting Token CostsINTERMEDIATE Prompt vs Semantic CachingINTERMEDIATE Time to First TokenINTERMEDIATE Reducing LatencyINTERMEDIATE Prefix CachingINTERMEDIATE Request CoalescingINTERMEDIATE GPU Cold StartsINTERMEDIATE Cloudflare AI GatewayINTERMEDIATE GPTCacheINTERMEDIATE LiteLLMINTERMEDIATE

Guardrails & Reliability

Validation, fallbacks, and the safety net between the model and your users.

LLM GuardrailsBEGINNER Validating LLM OutputsINTERMEDIATE Fallbacks & RetriesINTERMEDIATE Schema ValidationINTERMEDIATE Content ModerationBEGINNER Circuit BreakersINTERMEDIATE Hallucination DetectionINTERMEDIATE PII Redaction in LogsINTERMEDIATE

Testing & Deployment

Shipping nondeterministic software without closing your eyes.

Testing LLM AppsBEGINNER A/B Testing Prompts & ModelsINTERMEDIATE Safe Model RolloutsINTERMEDIATE Shadow ModeINTERMEDIATE Offline vs Online EvalBEGINNER Eval-Driven DevelopmentINTERMEDIATE Load TestingINTERMEDIATE Blue-Green vs CanaryINTERMEDIATE