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Emery Chen

Frontend developer writing about modern web stacks, AI integrations, and the products I come across.

Location Paris, France Joined Joined on 
If the Model Moved, Burn the Golden Files
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If the Model Moved, Burn the Golden Files

#ai #testing #python #devops
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6 min read
Your Tool Schema Should Outlive the Model
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Your Tool Schema Should Outlive the Model

#ai #testing #devops #opensource
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6 min read
An Agent That Needs Your Laptop Is Not Ready
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An Agent That Needs Your Laptop Is Not Ready

#ai #testing #devops #opensource
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6 min read
Stop Calling It Staging If the Agent Never Leaves Localhost
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Stop Calling It Staging If the Agent Never Leaves Localhost

#ai #testing #python #devops
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5 min read
Token Caps Are Tests. Treat Them That Way.
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Token Caps Are Tests. Treat Them That Way.

#ai #testing #python #productivity
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7 min read
Stop Scoring Prose. Start Diffing Tool Shapes.
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Stop Scoring Prose. Start Diffing Tool Shapes.

#ai #agents #testing #python
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7 min read
Free Models Belong in Your CI, Not Your Demo
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Free Models Belong in Your CI, Not Your Demo

#ai #agents #devops #python
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4 min read
If Your Eval Shares Your Laptop, Discard the Score
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If Your Eval Shares Your Laptop, Discard the Score

#ai #testing #agents #python
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7 min read
If Your Agent Cannot Fail Cheap, Do Not Ship
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If Your Agent Cannot Fail Cheap, Do Not Ship

#ai #agents #testing #productivity
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6 min read
If You Cannot Replay the Agent, Do Not Merge
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If You Cannot Replay the Agent, Do Not Merge

#ai #agents #testing #python
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6 min read
If the Model Names the Tool, You Already Lost
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If the Model Names the Tool, You Already Lost

#ai #agents #python #testing
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5 min read
Hard-Stop the Loop Before You Touch Free Inference
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Hard-Stop the Loop Before You Touch Free Inference

#ai #agents #python #testing
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6 min read
If Your Agent Wrote the Test, Ignore the Green Build
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If Your Agent Wrote the Test, Ignore the Green Build

#ai #testing #agents #python
1
Comments 4
7 min read
Write the Refusal Test Before You Trust the Loop
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Write the Refusal Test Before You Trust the Loop

#ai #testing #agents #python
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6 min read
Your Agent Is Not Your Architect
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Your Agent Is Not Your Architect

#ai #architecture #python #agents
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6 min read
If Your Agent Must Guess, Block the Side Effect
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If Your Agent Must Guess, Block the Side Effect

#ai #python #agents #testing
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6 min read
Python Semantic Cache: Cut Free-Tier LLM Token Costs
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Python Semantic Cache: Cut Free-Tier LLM Token Costs

#python #llm #embeddings #semanticcache
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6 min read
Pin the Tool Contract Before You Trust the Agent Loop
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Pin the Tool Contract Before You Trust the Agent Loop

#ai #agents #testing #python
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7 min read
If You Cannot Replay the Call, Do Not Ship
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If You Cannot Replay the Call, Do Not Ship

#ai #testing #architecture #python
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6 min read
Free 10M Tokens Will Add Technical Debt Unless You Break Things On Purpose
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Free 10M Tokens Will Add Technical Debt Unless You Break Things On Purpose

#ai #testing #devops #opinion
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3 min read
Catch Breaking API Changes Before Users Do: A Free-Model Monitoring Playbook
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Catch Breaking API Changes Before Users Do: A Free-Model Monitoring Playbook

#api #ai #testing #webdev
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4 min read
Stop Testing AI Models. Start Testing AI Infrastructure.
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Stop Testing AI Models. Start Testing AI Infrastructure.

#ai #testing #opensource #devops
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5 min read
Your AI Reviewer Is Untested Code. Fix That First.
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Your AI Reviewer Is Untested Code. Fix That First.

#discuss #ai #testing #productivity
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4 min read
Free Tokens Are a Research Budget, Not a Prize
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Free Tokens Are a Research Budget, Not a Prize

#ai #llm #testing #opensource
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5 min read
Your AI Pipeline Should Be Disposable
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Your AI Pipeline Should Be Disposable

#ai #opinion #python #productivity
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5 min read
Token Forensics: A Self-Hosted Observatory for Every Model Call
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Token Forensics: A Self-Hosted Observatory for Every Model Call

#python #ai #tutorial #opensource
1
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5 min read
From Zero to Deployed: Build a CI Failure Explainer Bot With Free Model Access
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From Zero to Deployed: Build a CI Failure Explainer Bot With Free Model Access

#ai #python #tutorial #devops
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5 min read
From Diff to Comment: A Free AI Reviewer for Your Pull Requests
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From Diff to Comment: A Free AI Reviewer for Your Pull Requests

#ai #github #ci #python
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4 min read
Smoke-Test Any Model API Before You Benchmark It
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Smoke-Test Any Model API Before You Benchmark It

#ai #python #testing #api
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2 min read
Stop Re-litigating Every Model Launch: A Personal Bake-Off Rig You Can Rerun Forever
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Stop Re-litigating Every Model Launch: A Personal Bake-Off Rig You Can Rerun Forever

#ai #productivity #testing #programming
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6 min read
Don't Trust the Transcript: A Pytest Harness That Audits What Your AI Coding Agent Actually Did
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Don't Trust the Transcript: A Pytest Harness That Audits What Your AI Coding Agent Actually Did

#ai #security #testing #agents
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6 min read
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