LLM Engineering9 min read
Query anonymization for RAG bias mitigation
How to strip names, roles, and demographics from queries before retrieval to reduce RAG bias. The redaction pipeline and the 3 leakage traps to avoid.
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40 posts in total
LLM Engineering8 min read
LLM-based content filtering for RAG pipelines
How to filter irrelevant retrieved chunks with a cheap LLM call before the final answer. The prompt, the batch pattern, and the 40 percent noise reduction.
LLM Engineering8 min read
Combining vector stores in RAG: multi-source retrieval
How to combine multiple vector stores in one RAG pipeline. The merge pattern, the deduplication rule, and when multi-source beats a single index.
AI Engineering in Practice8 min read
Prometheus performance analysis for agentic AI systems
How Prometheus metrics surface performance bottlenecks in agentic AI. The 3 queries, the alert rules, and the dashboard that finds hot loops fast.
LLM Engineering11 min read
Stateful agents with LangGraph: beyond linear chains
Why linear LangChain chains fall over on real agents and how LangGraph's stateful graphs replace them. The state model, loops, and upgrade path.
AI Engineering11 min read
Circuit breakers for LLM calls: stop cascading failures
How circuit breakers prevent LLM outages from cascading through your agent. The 3 states, the failure window, and the 50-line implementation.
AI Engineering in Practice9 min read
Resilient LLM services with Tenacity and fallback models
How to survive LLM provider outages with Tenacity retries and fallback models. The retry policy, the fallback chain, and the 60-line pattern.
AI Engineering11 min read
Context window management for production AI agents
How to manage context windows in production AI agents. The 4 strategies that keep long sessions bounded without losing critical context.
AI Engineering in Practice10 min read
uv for production AI: beyond requirements.txt
Why uv replaces pip, pip-tools, and poetry for production agentic AI services. The speed, the lockfile, and the 5-minute migration.
AI Engineering in Practice10 min read
Langfuse integration for agentic AI tracing
How to wire Langfuse into an agentic AI service for full observability. The trace hierarchy, the decorator pattern, and what to log per span.
LLM Engineering11 min read
Sub-graphs in LangGraph for complex RAG queries
How to use sub-graphs in LangGraph to keep complex RAG pipelines sane. The composition pattern, the state isolation rule, and when to split.
LLM Engineering10 min read
Visualizing RAG pipelines with LangGraph StateGraph
How to render a RAG pipeline as a graph with LangGraph StateGraph. The diagram, the state schema, and the debugging workflow that saves hours.