← All topics

Mr.D / Engineering topics

AI engineering

AI engineering by D. Klincharski, focused on useful agent interfaces, measurable token efficiency, and answers grounded in source material. Explore MCP design notes, retrieval experiments, and the products that put these ideas to work.

About D. Klincharski

Articles / Experiments

Notes from the work.

01 Sep 02, 2026 Why AI gets regulatory affairs wrong when you remove the source documentsLanguage models are excellent at sounding like a regulation and unreliable at being one. Here is what goes wrong when the primary source is out of the loop, and how to keep it in. Journal · 5 min 02 Aug 09, 2026 Bedrock Knowledge Base Chunking Strategies: How to Choose (and What Changed in 2026)A practical decision guide to Bedrock Knowledge Base chunking, the managed-versus-customer-managed fork, starting parameters, evaluation, and Terraform. Technical blog · 8 min 03 Jul 28, 2026 MCP v2 Migration Guide: What Changed and Should You Upgrade?A practical MCP v2 migration guide covering SDK changes, the stateless 2026 protocol, compatibility risks, and when upgrading is worth it. Technical blog · 10 min 04 Jul 28, 2026 Should Every MCP Server Ship with an Agent Skill?An MCP server must stand on its own. Learn when an optional agent skill adds real value—and when it only hides a poor interface. Technical blog · 10 min 05 Jul 28, 2026 15 Rules for Designing Token-Efficient MCP APIs for AI AgentsFifteen practical rules for MCP APIs that reduce tool calls, context bloat, latency, and cost without starving AI agents of useful data. Technical blog · 14 min 06 Jul 24, 2026 Why domain expertise belongs in the product loopAI can accelerate regulated work, but useful software begins when domain specialists shape the product itself. Journal · 2 min 07 Jul 21, 2026 What RafiHive is for, and who actually needs itRegulatory work drowns in changing requirements and lost sources. RafiHive keeps the intelligence traceable so specialists can trust the answer. Journal · 3 min

Explore by topic