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Sam Yang

Software engineer by day, open source contributor by night.

Location Singapore Joined Joined on 
Token Meters Lie: A Reproducible Audit for Free-Tier AI Coding Agents

Token Meters Lie: A Reproducible Audit for Free-Tier AI Coding Agents

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5 min read
Stateless by Design: A Myth-Busting FAQ for Free-Tier Agent Servers

Stateless by Design: A Myth-Busting FAQ for Free-Tier Agent Servers

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3 min read
The 10M Token Budget: How to Meter Every AI Code Edit on a Free Server

The 10M Token Budget: How to Meter Every AI Code Edit on a Free Server

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4 min read
The Free Server That Isn't Yours: A Myth-Busting FAQ for Open-Source AI Coding Tools

The Free Server That Isn't Yours: A Myth-Busting FAQ for Open-Source AI Coding Tools

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4 min read
Where Did the Ten Million Tokens Go? A Myth-Busting FAQ for Free-Tier Agents

Where Did the Ten Million Tokens Go? A Myth-Busting FAQ for Free-Tier Agents

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4 min read
Don't Blame the Model Yet: A Verification Playbook for Free Agent Infrastructure

Don't Blame the Model Yet: A Verification Playbook for Free Agent Infrastructure

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5 min read
The Free-Tier Fallacy: Five Myths About Coding Agents, Debunked with a Token Budget

The Free-Tier Fallacy: Five Myths About Coding Agents, Debunked with a Token Budget

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5 min read
The Flaky Test That Only Failed After the Model Swap: A Debugging Retrospective

The Flaky Test That Only Failed After the Model Swap: A Debugging Retrospective

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4 min read
The Restart That Ate the Refactor: A Cold-Start Postmortem for Coding Agents

The Restart That Ate the Refactor: A Cold-Start Postmortem for Coding Agents

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5 min read
The Patch That Passed Review and Broke the Build: A Debugging Retrospective

The Patch That Passed Review and Broke the Build: A Debugging Retrospective

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4 min read
The Runaway Diff: A Token-Budget Postmortem for Coding Agents

The Runaway Diff: A Token-Budget Postmortem for Coding Agents

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4 min read
The Vanished Constraint: Debugging a Coding Agent That Forgot Its Own Decision

The Vanished Constraint: Debugging a Coding Agent That Forgot Its Own Decision

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4 min read
MiniMax H3 Is Trending: Run a Cost-Aware Shadow Test Before You Switch

MiniMax H3 Is Trending: Run a Cost-Aware Shadow Test Before You Switch

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6 min read
The Empty Diff Audit: A Reproducible Check for Coding Agent Patches

The Empty Diff Audit: A Reproducible Check for Coding Agent Patches

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5 min read
Canaries, Not Faith: Auditing Where Your Coding Agent Actually Writes

Canaries, Not Faith: Auditing Where Your Coding Agent Actually Writes

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6 min read
A Reproducible Prompt Regression Harness You Can Run on Free Tiers

A Reproducible Prompt Regression Harness You Can Run on Free Tiers

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5 min read
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