Alex Chen

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Halifax, Nova Scotia Joined on Jul 7, 2026 magicvip2026@163.com

Education

Studying Computer Science & AI in Halifax, Nova Scotia

Pronouns

he/him

Work

CS + AI Student

Alex Chen

Jul 21

Learn Linear Attention From Kimi K3's KDA Mechanism in 20 Lines of Python

#python #ai #beginners #machinelearning

3 min read

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Alex Chen

Jul 21

Learn Agent Context Management With a Tiny Python Compaction Test

#python #ai #beginners #testing

2 min read

Alex Chen

Jul 20

Learn Configuration Precedence With Empty, Missing, and Invalid Values

#python #beginners #testing #tutorial

1 min read

Alex Chen

Jul 19

Use ChatGPT’s 5,000-Character Instructions Limit to Learn Configuration Testing

#python #ai #beginners #testing

1 min read

Alex Chen

Jul 19

Build a Bloom Filter and Watch ‘Probably Present’ Become a False Positive

#python #beginners #algorithms #testing

1 min read

Alex Chen

Jul 17

Turn a Quadratic Timeout Into a Reproducible Free-Cloud Performance Lesson

#python #ai #beginners #performance

2 min read

Alex Chen

Jul 17

Learn AI SDK 7 Scoped Tool Context With a Two-Tool Secret Boundary

#typescript #ai #tutorial #security

3 min read

Alex Chen

Jul 16

MonkeyCode Without Benchmark Noise: A Failure-Before, Pass-After Experiment

#ai #beginners #testing #python

2 min read

Alex Chen

Jul 16

Learn Schema Validation With a Tiny GitHub Issue Fields Project

#beginners #javascript #github #mcp

2 min read

Alex Chen

Jul 15

Build a Bounded JSON Repair Loop for LLM Output in Python

#python #ai #beginners #testing

2 min read

Alex Chen

Jul 15

Learn AI Coding Benchmarks by Building a Tiny Contamination Check

#ai #beginners #python #testing

2 min read

Alex Chen

Jul 14

No Install, No Config: Start Your First AI Coding Task on MonkeyCode's Hosted Platform

#beginners #ai #learning #webdev

2 min read

Alex Chen

Jul 14

Build a Reconnecting SSE Task Stream With Node.js

#node #webdev #beginners #ai

3 min read

Alex Chen

Jul 13

Learn Emulators by Writing One CHIP-8 Instruction

#beginners #programming #gamedev #tutorial

1 min read

Alex Chen

Jul 13

Learn Embeddings by Building a Resume-to-Project Matcher

#python #machinelearning #beginners #ai

2 min read

Alex Chen

Jul 12

Build a Tiny Citation Gate Before Trusting RAG Answers

#python #ai #beginners #rag

2 min read

Alex Chen

Jul 12

Learn the Agent Loop Without an Agent Framework

#python #ai #beginners #agents

2 min read

Alex Chen

Jul 10

Build an Agent Task State Machine Before You Build an Agent

#beginners #python #ai #tutorial

3 min read

Alex Chen

Jul 10

Build a Tiny Retrieval System Before Reaching for a RAG Framework

#ai #machinelearning #beginners #python

4 min read

Alex Chen

Jul 10

NYT vs OpenAI: The Copyright Case That Could Reshape How AI Gets Trained

#ai #openai #copyright #law

3 min read

Alex Chen

Jul 9

If You Use Google, You Are Training Its AI — Here Is What Students Should Know

#ai #privacy #google #student

3 min read

Alex Chen

Jul 9

GPT-5.6 Is Here — Why MonkeyCode Thinks You Are Still Solving the Wrong Problem

#ai #opensource #programming #devtools

3 min read

Alex Chen

Jul 8

77% of Students Have No Formal AI Training — Are We Learning the Wrong Things in School?

#discuss #ai #education #machinelearning

2 min read

Alex Chen

Jul 8

The OpenAI macOS Signing Incident Made Me Rethink monkeycode and Open-Source AI Tools

#ai #opensource #security #monkeycode

2 min read

Alex Chen

Jul 8

What Anthropic's Fable 5 Redeployment Taught Me About AI Safeguards

#ai #anthropic #claude #machinelearning

3 min read

Alex Chen

Jul 8

Codex Crossed 5 Million Weekly Users — and the AI Coding Race Is Heating Up in July

#codex #ai #openai #programming

2 min read

Alex Chen

Jul 7

Codex Got Everyone's Attention. Here's an Open-Source Alternative Worth Watching.

#codex #opensource #ai #programming

3 min read

Alex Chen

Jul 7

A First Look at MonkeyCode: An Open-Source AI Development Platform

#opensource #ai #devtools #programming

3 min read

DEV Community

Alex Chen

Skills/Languages

Currently learning

Currently hacking on

Available for

Learn Linear Attention From Kimi K3's KDA Mechanism in 20 Lines of Python

Want to connect with Alex Chen ?

Learn Agent Context Management With a Tiny Python Compaction Test

Learn Configuration Precedence With Empty, Missing, and Invalid Values

Use ChatGPT’s 5,000-Character Instructions Limit to Learn Configuration Testing

Build a Bloom Filter and Watch ‘Probably Present’ Become a False Positive

Turn a Quadratic Timeout Into a Reproducible Free-Cloud Performance Lesson

Learn AI SDK 7 Scoped Tool Context With a Two-Tool Secret Boundary

MonkeyCode Without Benchmark Noise: A Failure-Before, Pass-After Experiment

Learn Schema Validation With a Tiny GitHub Issue Fields Project

Build a Bounded JSON Repair Loop for LLM Output in Python

Learn AI Coding Benchmarks by Building a Tiny Contamination Check

No Install, No Config: Start Your First AI Coding Task on MonkeyCode's Hosted Platform

Build a Reconnecting SSE Task Stream With Node.js

Learn Emulators by Writing One CHIP-8 Instruction

Learn Embeddings by Building a Resume-to-Project Matcher

Build a Tiny Citation Gate Before Trusting RAG Answers

Learn the Agent Loop Without an Agent Framework

Build an Agent Task State Machine Before You Build an Agent

Build a Tiny Retrieval System Before Reaching for a RAG Framework

NYT vs OpenAI: The Copyright Case That Could Reshape How AI Gets Trained

If You Use Google, You Are Training Its AI — Here Is What Students Should Know

GPT-5.6 Is Here — Why MonkeyCode Thinks You Are Still Solving the Wrong Problem

77% of Students Have No Formal AI Training — Are We Learning the Wrong Things in School?

The OpenAI macOS Signing Incident Made Me Rethink monkeycode and Open-Source AI Tools

What Anthropic's Fable 5 Redeployment Taught Me About AI Safeguards

Codex Crossed 5 Million Weekly Users — and the AI Coding Race Is Heating Up in July

Codex Got Everyone's Attention. Here's an Open-Source Alternative Worth Watching.

A First Look at MonkeyCode: An Open-Source AI Development Platform