Context window sizing for fine-tuning: how long should your training examples be?
Originally published on Loop & Retry — field notes on building LLM agents that survive production. Most fine-tuning guides answer "how many exam…
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HPA vs VPA vs KEDA: Which Kubernetes Autoscaler Actually Cuts Your Cloud Bill
Autoscaling is supposed to save money. A lot of the time it doesn't, because people reach for the wrong kind. Kubernetes gives you three common opti…
Tokenmaxxing Is a 2026 Anti-Pattern: Why Your Team's Token Bill Is Up 10x and What
Tokenmaxxing Is a 2026 Anti-Pattern: Why Your Team's Token Bill Is Up 10x and What to Cut First There's a word floating through engineering Twitter…
Per-Customer LLM Cost Reports (Without Rearchitecting Your Billing Pipeline)
Book: LLM Observability Pocket Guide: Picking the Right Tracing & Evals Tools for Your Team Also by me: Thinking in Go (2-book series) — Complet…
LLM Trace Storage Cost: Why Your S3 Bill Exploded, and 3 Fixes
Book: LLM Observability Pocket Guide: Picking the Right Tracing & Evals Tools for Your Team Also by me: Thinking in Go (2-book series) — Complet…
What GenAI Actually Costs in Production
The first number anyone quotes when asked what generative AI costs is a per-token figure. It is a comfortable number — small, unambiguous, available…
First real shipped feature with this stack — receipts
I get asked for receipts on every cost number I publish. So here is one full run, end to end, with screenshots replaced by file paths you can read o…
The Hidden Cost of scaling with Istio 1.20 and OpenShift: Benchmark
The Hidden Cost of Scaling with Istio 1.20 and OpenShift: Benchmark Results Service mesh adoption has accelerated as organizations shift to microser…