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Sam Chen

Backend developer who loves Rust and distributed systems.

Location Austin, TX Joined Joined on 
You Closed the Chat. Five Anti-Patterns Still Merged.

You Closed the Chat. Five Anti-Patterns Still Merged.

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6 min read
The Chat Approved It. Git Still Has No Receipt.

The Chat Approved It. Git Still Has No Receipt.

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6 min read
The Agent Wrote the Tests. They Still Echoed the Patch.

The Agent Wrote the Tests. They Still Echoed the Patch.

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6 min read
The Model Replied. You Still Have No Freeze File.

The Model Replied. You Still Have No Freeze File.

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6 min read
Your Free Endpoint Is Fine. Your Retry Loop Is the Anti-Pattern.

Your Free Endpoint Is Fine. Your Retry Loop Is the Anti-Pattern.

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5 min read
Your Free Probe Passed. You Still Measured the Wrong Box

Your Free Probe Passed. You Still Measured the Wrong Box

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6 min read
Your Agent Called the Tool. The Contract Still Failed

Your Agent Called the Tool. The Contract Still Failed

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6 min read
Five Workspace Anti-Patterns That Fake Agent Skill

Five Workspace Anti-Patterns That Fake Agent Skill

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6 min read
Your Agent Assumed the Schema. That Was the Bug

Your Agent Assumed the Schema. That Was the Bug

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6 min read
Green CI, Bad Patch: Five Oracle Anti-Patterns

Green CI, Bad Patch: Five Oracle Anti-Patterns

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6 min read
Debug the Context Pack Before You Debug the Model

Debug the Context Pack Before You Debug the Model

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7 min read
Six Harness Anti-Patterns That Fake Model Failure

Six Harness Anti-Patterns That Fake Model Failure

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6 min read
Your Agent Did Not Hang. You Shipped an Anti-Pattern

Your Agent Did Not Hang. You Shipped an Anti-Pattern

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7 min read
Seven Agent-Loop Anti-Patterns (and What to Run Instead)

Seven Agent-Loop Anti-Patterns (and What to Run Instead)

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8 min read
The Prompt Injection Playbook: Red-Teaming a Free Model Server

The Prompt Injection Playbook: Red-Teaming a Free Model Server

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4 min read
Free Models Fail in Patterns: A Reproducible Error Taxonomy for Coding Tasks

Free Models Fail in Patterns: A Reproducible Error Taxonomy for Coding Tasks

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3 min read
Five Silent Assumptions That Turn AI Code Into Debt

Five Silent Assumptions That Turn AI Code Into Debt

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7 min read
Stop Merging AI Patches Blind: A 6-Step Acceptance Protocol on Free Models

Stop Merging AI Patches Blind: A 6-Step Acceptance Protocol on Free Models

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5 min read
Your Free AI Server Is a Lab, Not a Factory: 5 Anti-Patterns That Crash Demos

Your Free AI Server Is a Lab, Not a Factory: 5 Anti-Patterns That Crash Demos

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3 min read
Build a Local AI Code Review Bot on MonkeyCode's Free Models and Free Server

Build a Local AI Code Review Bot on MonkeyCode's Free Models and Free Server

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5 min read
The Human Eye Is the Worst AI Code Reviewer: Run a Behavior Gate Instead

The Human Eye Is the Worst AI Code Reviewer: Run a Behavior Gate Instead

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5 min read
Do Not Ask a Free Coding Model for a Patch. Ask It for Candidate Tests Instead.

Do Not Ask a Free Coding Model for a Patch. Ask It for Candidate Tests Instead.

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6 min read
Free AI Coding Endpoints: 5 Anti-Patterns That Break Your Workflow

Free AI Coding Endpoints: 5 Anti-Patterns That Break Your Workflow

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4 min read
AI Coding Anti-Patterns: Symptoms, Root Causes, and Replacement Patterns

AI Coding Anti-Patterns: Symptoms, Root Causes, and Replacement Patterns

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4 min read
Poisoning My Own Codebase: A Reproducible Prompt Injection Test for AI Coding

Poisoning My Own Codebase: A Reproducible Prompt Injection Test for AI Coding

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4 min read
Testing MonkeyCode's Free Server Before You Trust It: A $0 Reproducible Probe

Testing MonkeyCode's Free Server Before You Trust It: A $0 Reproducible Probe

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5 min read
Testing MiniMax H3 Without Buying the Hype: A $0 Reproducible Eval

Testing MiniMax H3 Without Buying the Hype: A $0 Reproducible Eval

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4 min read
A Cost-Aware Router for AI Coding Tasks: Free Models First, Frontier Models Only When They Earn It

A Cost-Aware Router for AI Coding Tasks: Free Models First, Frontier Models Only When They Earn It

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4 min read
Testing the Walls, Not the Demo: A Reproducible Harness for AI Coding Agent Boundaries

Testing the Walls, Not the Demo: A Reproducible Harness for AI Coding Agent Boundaries

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4 min read
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