张洲诚（Zack.ZHANG）

Sep 24

Audio Price Cuts: I Normalized Three Billing Units First

#ai #tutorial #programming #productivity

8 min read

张洲诚（Zack.ZHANG）

Sep 23

179 Models Retire on October 10: One Command to Audit Your Stack

#ai #devops #tutorial #programming

6 min read

张洲诚（Zack.ZHANG）

Sep 21

I Fed a 76-Minute Keynote to Qwen3.8-Omni-Flash: Three Minutes, 14 Sections, One Wrong Verdict

#ai #llm #programming #tutorial

7 min read

张洲诚（Zack.ZHANG）

Sep 20

AI Cracked a 370-Year-Old Cipher in 44 Minutes. The Hard Part Wasn't the Model.

#ai #llm #programming #tutorial

7 min read

张洲诚（Zack.ZHANG）

Sep 16

One max-tokens Flag, Two Very Different Models: My Head-to-Head Run of Qwen 0902 and DeepSeek V4.1-Flash

#ai #llm #programming #tutorial

5

6 min read

张洲诚（Zack.ZHANG）

Sep 15

Everyone's Posting ChatGPT Images - I Told My Agent One Sentence and Got Mine (Plus Videos)

#ai #tutorial #cli #beginners

7 min read

张洲诚（Zack.ZHANG）

Sep 11

I Planted a Fake Policy in My AI Agent's Chat History. It Believed Me.

#ai #llm #security #tutorial

6 min read

张洲诚（Zack.ZHANG）

Sep 9

One Question, Two AI Entrances: One Spilled Everything, One Honestly Knew Nothing

#ai #llm #devops #tutorial

7 min read

张洲诚（Zack.ZHANG）

Sep 7

I Walled Off the Same Knowledge Base Three Ways. Only One Made the Model Genuinely Not Know.

#ai #llm #security #tutorial

9 min read

张洲诚（Zack.ZHANG）

Sep 4

The Explicit Cache Was Cheaper on Paper. Then I Changed One Question.

#ai #llm #caching #tutorial

9 min read

张洲诚（Zack.ZHANG）

Sep 3

It Found a Contradiction I Didn't Plant. Then It Answered as if Nothing Was Wrong.

#ai #rag #llm #tutorial

1

15 min read

张洲诚（Zack.ZHANG）

Sep 3

Retrieval Ranked the Expired Policy First. The Agent Ignored It.

#ai #rag #tutorial #agenticrag

6 min read

张洲诚（Zack.ZHANG）

Aug 28

We Maxed Out the Reranker. The Expired Policy Still Won.

#ai #rag #tutorial #knowledgebase

5 min read

张洲诚（Zack.ZHANG）

Aug 28

I Fed Two Versions of a Policy to My Knowledge Base. The Expired One Won.

#ai #rag #tutorial #knowledgebase

4 min read

张洲诚（Zack.ZHANG）

Aug 24

I Split One Fact Across Two Files to Test If RAG Retrieval Actually Works

#ai #rag #tutorial #knowledgebase

4 min read

张洲诚（Zack.ZHANG）

Aug 21

I Handed My AI the Company Policy. It Never Asked If the File Was Still Valid

#ai #llm #rag #tutorial

3 min read

张洲诚（Zack.ZHANG）

Aug 19

DeepSeek Harness Got 4,000+ Plugins in a Week — All Eyes, No Hands

#ai #devtools #opensource #tutorial

1

6 min read

张洲诚（Zack.ZHANG）

Aug 17

Stop Rerolling AI Video: Lock a Keyframe First, Generate Once

#ai #programming #productivity #tutorial

4 min read

张洲诚（Zack.ZHANG）

Aug 14

I Stopped Guessing Which LLM to Use — It's One Command and My Own Numbers Now

#ai #programming #productivity #tutorial

4 min read

张洲诚（Zack.ZHANG）

Aug 12

One System Prompt, Five Text Jobs: Compliance Screening, Review Tagging and Contract Extraction from the Terminal

#ai #cli #productivity #datascience

4 min read

张洲诚（Zack.ZHANG）

Aug 10

I Installed a Pile of Agent Skills. It Still Couldn't Hand Me a File.

#ai #agents #productivity #devtools

6 min read

张洲诚（Zack.ZHANG）

Aug 7

I Built the Entire Pre-Production Kit for a Vertical Drama in One Evening — From One Terminal

#showdev #ai #cli #productivity

4 min read

张洲诚（Zack.ZHANG）

Aug 6

Batch Text Analysis with an LLM CLI: 500 Reviews, One For Loop, a Few Cents

#ai #productivity #cli #tutorial

4 min read

张洲诚（Zack.ZHANG）

Aug 4

I Automated My Meeting Minutes, Contract Drafts, and Reports With a CLI — Here's the Whole Setup

#ai #productivity #cli #tutorial

4 min read

张洲诚（Zack.ZHANG）

Jul 31

I Moved My Launch Copy Workflow into the Terminal (One Brief, One Loop, Every Platform)

#ai #productivity #cli #indiehackers

4 min read

张洲诚（Zack.ZHANG）

Jul 31

Your best AI agent lives in a console you don't own. I moved mine into Git.

#ai #devops #opensource #productivity

3 min read

张洲诚（Zack.ZHANG）

Jul 29

Stop Browsing LLM Provider Docs — Install Them Into Your Agent Instead

#ai #productivity #agentskills #tutorial

4 min read

张洲诚（Zack.ZHANG）

Jul 27

I Ran My Whole Audio Workflow From the Terminal for a Week

#ai #webdev #programming #productivity

6 min read

张洲诚（Zack.ZHANG）

Jul 27

10 AI Glasses Scenarios I Tested With Just a Terminal

#ai #cli #productivity #tutorial

5 min read

张洲诚（Zack.ZHANG）

Jul 20

I Generated 50 Sales Reports with One CLI Command — Here's How

#ai #cli

4 min read

张洲诚（Zack.ZHANG）

Jul 17

One CLI for Every Stage of Writing a Paper — Proposal to Defense

#ai #cli #writing #productivity

3 min read

张洲诚（Zack.ZHANG）

Jul 15

Zero-to-one brand kit with one CLI tool: from logo to social posts

#ai #cli

3 min read

张洲诚（Zack.ZHANG）

Jul 14

I Built an AI Storybook Generator for My Kid With One CLI

#ai #webdev #programming #productivity

3 min read

张洲诚（Zack.ZHANG）

Jul 10

The AI Image Toolkit: One CLI for Background Removal, Portraits, Manga, and 3D

3 min read

张洲诚（Zack.ZHANG）

Jul 9

I Built a 6-Step E-Commerce Visual Pipeline Using Only CLI Commands

#ai #webdev #programming #productivity

3 min read

张洲诚（Zack.ZHANG）

Jul 6

I've Been Trying to Write AI Video Prompts for Months. They All Sucked Until I Found a Formula.

#ai #videogeneration #promptengineering #creativecoding

1

2 min read

张洲诚（Zack.ZHANG）

Jul 3

I've Been Watching Vibe Coding Posts for Months. I Finally Shipped Something Playable

#ai #gamedev #vibecoding #interactivefliction

1

3 min read

张洲诚（Zack.ZHANG）

Jul 1

I Wanted to Try AI Video But Kept Getting Stuck. This Tool Got Me My First Complete Video in 12 Minutes

#ai #video #productivity #beginners

5 min read

Writing Debut