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Alex Zhu

Data engineer building scalable pipelines.

Location San Francisco, CA Joined Joined on 
A Cheap Model Drop Is Not a Migration Plan: Run a 30-Minute Gate
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A Cheap Model Drop Is Not a Migration Plan: Run a 30-Minute Gate

#ai #python #testing #machinelearning
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4 min read
MiniMax H3 Is Everywhere. I'd Still Run a Canary Before Believing a Single Word.
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MiniMax H3 Is Everywhere. I'd Still Run a Canary Before Believing a Single Word.

#ai #python #testing #opensource
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3 min read
Free Models Can Gate Your Agent Tool Calls: A Reproducible Test
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Free Models Can Gate Your Agent Tool Calls: A Reproducible Test

#ai #python #security #testing
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4 min read
Release-Day Hype Is Not an Evaluation: A Repeatable Model Switch Test You Can Run in One Sitting
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Release-Day Hype Is Not an Evaluation: A Repeatable Model Switch Test You Can Run in One Sitting

#ai #python #testing #productivity
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6 min read
Prompts Break in Production Too: Building a Pre-Merge Regression Check That Runs on Free Models
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Prompts Break in Production Too: Building a Pre-Merge Regression Check That Runs on Free Models

#ai #testing #python #llm
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6 min read
Free AI Model Drift Detection: A Nightly Canary Suite in Python
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Free AI Model Drift Detection: A Nightly Canary Suite in Python

#ai #python #testing #automation
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6 min read
Stop Trusting Vibes: A Reproducible Harness for Comparing AI Coding Models on Your Own Codebase
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Stop Trusting Vibes: A Reproducible Harness for Comparing AI Coding Models on Your Own Codebase

#ai #llm #tutorial #productivity
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5 min read
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