📰 Dev.to · chengkai

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I Built the Guardrails Into the Repo. Not the Prompt.

Dev.to · chengkai 2mo ago

I Built the Guardrails Into the Repo. Not the Prompt.

Prompts fail at handoff points. Here's how I moved AI agent safety rules out of instructions and into the pre-commit hook — where they're enforced regardless of

I Used Three AI Agents on a Real Project. Here's What Each One Is Actually Good At.

Dev.to · chengkai 2mo ago

I Used Three AI Agents on a Real Project. Here's What Each One Is Actually Good At.

Not a tutorial. Not a demo. What I actually observed after months of running Claude, Codex, and Gemini together on a production-grade Kubernetes automation proj

I Stopped Being the Middleman Between My AI Agents (k3d-manager, Part 3)

Dev.to · chengkai 2mo ago

I Stopped Being the Middleman Between My AI Agents (k3d-manager, Part 3)

How I replaced myself as the handoff point between Claude, Codex, and Gemini — with task specs, STOP gates, and a red-team audit built into the workflow.

The Architecture Wasn't Designed — It Emerged (k3d-manager, Part 2)

Dev.to · chengkai 3mo ago

The Architecture Wasn't Designed — It Emerged (k3d-manager, Part 2)

How hitting a real constraint on Linux forced a provider pattern I never planned, and what that says about how AI actually contributes to software design.

I Gave Gemini One Job: Prove It Actually Ran the Test

Dev.to · chengkai 3mo ago

I Gave Gemini One Job: Prove It Actually Ran the Test

What happens when you build a real multi-agent workflow and one agent starts making things up. The honest version.

How I Keep a Kubernetes CLI Lean: Vault + Jenkins + Istio, Loaded Only On Demand

Dev.to · chengkai 3mo ago

How I Keep a Kubernetes CLI Lean: Vault + Jenkins + Istio, Loaded Only On Demand

Everyone told me to use a "real" tool. I built a shell CLI instead. Here's why I don't regret it.