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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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RECENT PROJECTS

Penchan's Recent AI Projects

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AI-generated: a small white robot with a sprout on its head, holding a notebook, holding hands with a small penguin in a cap with a P as they walk down a country lane

OldFriend Is Open Source: An AI That Grows With You, Remembers What You Like and Follows Your Corrections

AI Lab 11/6

OldFriend is a free, open-source memory and productivity tool for Claude Code, Grok Bot, Codex and other agents. Plain-text memory, corrections saved in your own words and a weekly letter, plus how to install it and where it's heading.
AI Lab 5/8

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

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, making mistakes, and deleting designs that initially seemed clever, until five things remained. This is the motivation and field story, with architectural tradeoffs, risks, and practical decision points.
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.
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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): Precise Prompts for Gemini and Midjourney

AI Image Prompt Techniques (2026): Precise Prompts for Gemini and Midjourney
Beginner Guides →
AI RESEARCH & ANALYSIS

AI Industry Analysis

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AI-generated: in an empty classroom, a white ballot-marking stamp lies on a blank ballot paper beside a single red ballot mark

Taiwan 2026 Local Election: AI Policies of 46 Mayor and County Magistrate Candidates (Nov 28 Vote)

Market View 11/4

Taiwan votes on Nov 28, 2026. We compare the AI platforms of 46 major mayor and county magistrate candidates in 22 cities and counties, from AI industry parks and AI education to city services and traffic signals, with a source for every proposal.
Market View 11/4

Anthropic IPO: Listing Date, S-1 Financials and How to Buy Shares

Anthropic publicly filed its S-1 on October 26, 2026, seeking a Nasdaq listing under ticker ANT. The price range has not been set. The filing reports US$16.3 billion in first-half revenue and an operating profit in Q2. This plain guide explains the timing, key financials, and how to buy shares after listing.
Market View 11/4

Anthropic's Valuation Nears a Trillion Dollars: Unpacking Its Funding, Revenue Metrics, and IPO Rumors

Anthropic's valuation rose from US$183 billion to US$965 billion in about eight months. On October 26, 2026, it publicly filed an S-1 seeking a Nasdaq listing under ticker ANT. The price range is not set. This article explains its funding, ARR and actual revenue, losses, and IPO progress.
Market View 10/31

Anthropic Investors and Major Shareholders

After the IPO, Anthropic's seven co-founders will hold 50.1% of voting power, not ownership, through Founder LLC on matters stockholders vote on together. Amazon and Google will each own over 5% after conversion; exact percentages are blank.
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