Why Pure Vector Search Fails: The Hybrid RAG Imperative
Why semantic embeddings miss product SKUs and compliance codes, and how reciprocal rank fusion (BM25 + Dense + Reranking) fixes enterprise retrieval.
Fortnightly Executive Briefing
The Enterprise AI Brief Archive
Past issues of The Enterprise AI Brief, a fortnightly executive engineering dispatch on production AI architectures, governance frameworks, and unit economics.
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Delivered fortnightly. Battle-tested architecture blueprints, unit economic teardowns, and engineering leadership field notes directly from Melbourne.
Past Issues & Executive Dispatches
Building the Centralized LLM Gateway: FinOps, Security & Routing
Stopping direct SDK key sprawl, enforcing zero data retention, and slashing inference spend with Redis semantic caching.
Agent Reliability: Compounding Probabilities in Multi-Hop Loops
Why an agent with 95% step accuracy fails over 40% of the time on 10-step workflows, and how deterministic state graphs restore reliability.
The 5-Stage Framework: Escaping Enterprise Pilot Purgatory
The disciplined engineering roadmap from exploration to scale: moving from proof-of-concept demos into governed, revenue-aligned production.
Engineering Resource
The Enterprise AI Production Checklist
A rigorous 50-point engineering, security, and FinOps verification gate before promoting Generative AI and Agentic systems to live enterprise traffic.
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Author & Engineering Leader
Bhavin Mistry
Senior Engineering Manager at Commonwealth Bank based in Melbourne, Australia. Focusing on enterprise AI architecture, hybrid RAG, agentic reliability, and technology economics.