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Field notes.

Real opinions about what AI is getting right and wrong for operators in 2026, written by us, in our own voice, not a content calendar. Plus the occasional teardown of something Izzy built and what it taught us.

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Articles

5 Silent Killers of AI Agents: Challenge G & Circuit Breakers
Agent Trust & Guardrails · Izzy

5 Silent Killers of AI Agents: Challenge G & Circuit Breakers

Discover the 5 probabilistic failure modes of AI agents (Challenge G) that break DevOps. Learn how Agentic Circuit Breakers stop infinite loops and cost spirals.

Dec 20
Production-Grade Semantic Routing: A CTO’s Guide to AI Gateways
Orchestration Playbooks · Izzy

Production-Grade Semantic Routing: A CTO’s Guide to AI Gateways

Cut LLM costs 40–60% with semantic routing. A technical guide to multi-tier AI gateways, cascading logic, and policy-as-code governance for production.

Dec 18
Top Problems With "Vibes-Based" Prompt Engineering & How to Fix Them
Governance & the Human Gate · Izzy

Top Problems With "Vibes-Based" Prompt Engineering & How to Fix Them

Is your AI strategy stuck in Prompt Dependency Hell? Discover the top 4 risks of vibes-based prompt engineering, from cost spikes to bugs, and how to switch to a reliable code-first approach.

Dec 17
The 4 Hidden Risks of Enterprise RAG (And How to Fix Them)
Agent Trust & Guardrails · Izzy

The 4 Hidden Risks of Enterprise RAG (And How to Fix Them)

Is your enterprise RAG system secure? Discover the four critical vulnerabilities—from RAG poisoning to EU AI Act compliance gaps—and how to engineer solutions.

Dec 1611 min
The 5 Silent Problems Causing Your LLM Agents to Fail (And How to Fix Them)
Agent Trust & Guardrails · Izzy

The 5 Silent Problems Causing Your LLM Agents to Fail (And How to Fix Them)

Is your AI breaking for no reason? Discover the "Tuesday Failure Pattern" and the 5 silent failures caused by model drift from format decay to safety overreach, and how to stop them.

Dec 16
Fine-Tuning vs. RAG: The Real Cost-Governance Playbook for Growing Teams
AI Cost & ROI · Izzy

Fine-Tuning vs. RAG: The Real Cost-Governance Playbook for Growing Teams

79% of enterprises overspent on AI in the past year (DoiT/Sapio, 2026). Here's when fine-tuning, RAG, or the missing governance layer is your real cost problem

Dec 1510 min
The 4 Hidden RAG Infrastructure Costs Bleeding Your AI Budget
AI Cost & ROI · Izzy

The 4 Hidden RAG Infrastructure Costs Bleeding Your AI Budget

Is your AI bill spiking unexpectedly? Discover the 4 hidden drivers of RAG infrastructure waste from the "RAM Trap" to "Model Amnesia" and learn how to regain control of your unit economics.

Dec 14
9 Hidden Engineering Failures Behind Your AI Cost Spikes
AI Cost & ROI · Izzy

9 Hidden Engineering Failures Behind Your AI Cost Spikes

Is your LLM bill spiraling? Discover the 9 architectural anti-patterns causing AI cost spikes and the specific engineering fixes to stop the waste.

Dec 13
5 Hidden Reasons Your AI Costs Are Spiraling (And How To Fix Them)
AI Cost & ROI · Izzy

5 Hidden Reasons Your AI Costs Are Spiraling (And How To Fix Them)

Is your LLM bill triple what you forecasted? Discover the 5 hidden drivers of AI margin erosion—from the "context tax" to zombie agents—and how to regain control.

Dec 12
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