Craig Li

Craig Li

Founder, Preflite · AI Engineer · Product Builder

10 years in software engineering, now building Preflite, a pre-launch QA tool that catches paid social ad issues before campaigns go live.

What I'm Working On

Recent Posts

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A Letter to Everyone Still Designing Software for the Browser

After browsers, mobile apps, and desktop apps, general-purpose agents are becoming a new kind of client. The real shift is not adding an AI feature, but redesigning the relationship between people, agents, and software.

AIAgentsMCPproduct designsoftware architecture

The Difference Between Analyzing an Ad and Checking One

We treat 'AI can analyze this' and 'AI can be trusted to check this' as the same claim. They are not. Three reasons the gap is bigger than the demos suggest.

AIad techproduct designpaid social

Technically Truthful, Perceptually False: The Ad-to-Page Mismatch Nobody Catches

Why technically accurate ads can still mislead after the click, how promise downgrades hurt conversion, and why keyword checks miss the mismatch.

paid socialad techAIproduct design

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