Skip to main content

Prompt Engineering Is Dead. Long Live Harness Engineering.

I spent 3 months perfecting prompts. Then I deleted half of them. In late 2023 I had a directory called prompts/ with 47 carefully tuned templates. Few-shot examples, Chain-of-Thought scaffolds, a tiny ReAct loop I was very proud of. I'd A/B tested wording. I'd argued on Twitter about whether "Let's think step by step" still worked. By mid-2025 I deleted 23 of them. They weren't wrong. They just…

dev.to ·2026-08-30

We haven't written up this one. Dev.to has the full story — the link below goes straight to it.

Read the original at dev.to →

More in AI

I Replaced grep-Based Code Review with a Knowledge Graph + MCP. Here Are 3 Bugs Vector Search Missed.

For about a year, my AI code review setup looked like this: AI gets a PR, AI greps for related code, AI reads way too many files, AI says "looks fine." It mostly worked.

2026-08-30 ·dev.to

Towards a Systems Foundation for Agentic Skills: Architecture, Lifecycle, and Security

Autonomous large language model (LLM) agents increasingly face reliability, context consumption, and execution stability bottlenecks when deployed on complex, long-horizon tasks.

2026-08-30 ·arxiv.org

The agent wrote the migration. Are you really going to Approve it?

Tuesday afternoon, that Approve button Tuesday, 3 p.m. A PR notification lands in Slack. Junior writes in the channel: "Cursor generated this migration for me — can you take a look?" You open the…

Agent autonomously generated 80-line migration with ALTER TABLE statements
Migration issues: missing default value, table lock risk, inaccurate down migration
PR description insufficient; proper scrutiny needed before approval

2026-08-30 ·dev.to

The Hidden Security Blind Spots in Local AI Workflows

A Japanese version of this is on Note . An increasing number of engineers and creators are running local LLMs (via Ollama, LM Studio, vLLM) and generating images with Gradio / Stable Diffusion…

2026-08-30 ·dev.to

Wide Learning: Learning to Reach Evidence

Machine learning is usually evaluated after an evidence interface has been fixed. A dataset, sensor suite, query language, action set, or experimental protocol determines which observations can be…

2026-08-30 ·arxiv.org

AI chatbots may be better than search engines in guarding against foreign propaganda

In a test, popular AI chatbots mostly debunked falsehoods spread by other countries and avoided uncritically spreading falsehoods better than search engines.

2026-08-30 ·npr.org

More from Sunday 30 August →