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Seriously playing with AI —
showing you how

First-hand AI tool tests and tips
to work smarter and live better

Penchan 🐧

Official OpenClaw 🦞 Contributor · CS Master's student 🎓
A Taiwan-based AI educator — teaching you to go from "just typing prompts at ChatGPT" to "actually getting AI to do the work"

National Tsing Hua University · National Chung Hsing University · National Taipei University of Technology · Soochow University

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Penchan scrolling on a phone 🐧
AI LAB

Popular AI Tool Tests & Workflow Guides

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Explore AI Lab →
RECENT PROJECTS

Penchan's Recent AI Projects

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AI Agent Memory System (2026) | Complete Guide to Short-Term and Long-Term Memory

AI Agent Memory System (2026) | Complete Guide to Short-Term and Long-Term Memory

AI Lab 5/8

Learn why AI Agents forget previous chats, how short-term and long-term memory differ, and where vector databases, RAG, Dify, and Claude Code fit.
AI Lab 5/8

An AI Assistant That Grows With You: How to Make It More Like You Without Letting It Become Someone Else Next Tuesday

A three-month record of building a personal AI assistant that evolves over time, with failed designs, five surviving abstractions, and the open reference architecture.
AI Lab 4/1

How Should an AI Assistant's Memory Be Designed? Starting from the Claude Code Source Leak

A field note on AI memory architecture after rebuilding an assistant overnight: where to place knowledge so the next run naturally reads it.
AI Lab 3/29

Multi-Agent Collaboration Guide: Stop Your AI Team from Working in Silos

Learn five AI agent orchestration patterns for communication, work division, and failure handling, from file blackboards to circuit breakers.
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AI BEGINNER

New to AI?
Start with these 👋

From practical ChatGPT tips to AI presentations and image generation —
curated articles you can apply to your work and life right away 😄

Beginner Guides →
ChatGPT Free Plan Guide (2026) | What Can You Do Without Paying? All Limits Explained

ChatGPT Free Plan Guide (2026) | What Can You Do Without Paying? All Limits Explained

 Gamma vs NotebookLM (now Gemini Notebook): Which AI Slide Tool Fits You?

Gamma vs NotebookLM (now Gemini Notebook): Which AI Slide Tool Fits You?

 AI Image Prompt Techniques 2026 | Chinese Prompts for Precise Gemini and Midjourney Image Generation

AI Image Prompt Techniques 2026 | Chinese Prompts for Precise Gemini and Midjourney Image Generation
Beginner Guides →
AI RESEARCH & ANALYSIS

AI Industry Analysis

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Unified memory architecture diagram: the CPU, GPU, and Neural Engine share a block of LPDDR5X memory, so data does not need to be moved

What Is Unified Memory? From Mac mini M6 to M5 Ultra, Understanding How Apple Memory Differs from Nvidia Graphics Cards

Market View 8/31

Unified memory lets the Mac's CPU, GPU, and Neural Engine share the same block of LPDDR5X memory. This article breaks down how it differs from Nvidia VRAM, why it can run large AI models locally, and the supply-chain story behind LPDDR5X price increases.
Market View 7/25

The Anthropic IPO Explained: What a Confidential S-1 Is, What We Know So Far, and How to Participate by Region

Anthropic confidentially filed a draft S-1 with the SEC, and OpenAI followed with its own confidential filing shortly after. This piece breaks it down in plain terms: what a confidential filing is, what's happened in the two months since (an export-control incident, compute expansion, IPO-prep signals), which numbers we can actually confirm, and how investors in Taiwan, the United States, Japan, and mainland China can participate later.
Market View 7/25

How Much Is OpenAI Worth? The IPO Timeline and Making Sense of the "$800 Billion"

OpenAI's valuation nearly tripled in a year, climbing to roughly $852 billion, and in June 2026 the company officially confirmed it had confidentially filed an S-1 for an IPO. This piece uses a research framework to break it down: how the valuation is calculated, where ARR and actual revenue diverge, and why every outlet reports a different IPO timeline.
Market View 6/19

SpaceX IPO Deep Dive: Key S-1 Takeaways, Traps, and How Investors Can Access It by Region

SpaceX listed in June 2026 (ticker SPCX), setting the largest IPO in history. This piece reads its prospectus directly: first the key points investors need to understand, then the traps most likely to mislead, and finally how investors in Taiwan, mainland China, the United States, and Japan can actually buy it.
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