AI Systems
Evaluating LLMs Is the Hardest Problem in AI Engineering
Teams without systematic evaluation ship features with 3.4x higher defect rates. Building rigorous evaluation infrastructure is the hardest and most valuable AI engineering problem.
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Tag: llm
Jul 09, 2026
AI Systems
The FinOps Problem in AI Agent Systems
A plan-and-execute pattern routing 78% of agent tasks to cheaper models cut monthly inference costs from $14,200 to $1,380 while maintaining 94% accuracy.
Jun 11, 2026
AI Systems
Multi-Agent Systems: Lessons from Production
What I learned running autonomous AI crews in production for six months.
Nov 05, 2025