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Sergei Parfenov profile picture

Sergei Parfenov

AI Engineer and CTO. Building products, thinking about what's next in software and AI. Writing about things that actually matter.

Location Barcelona Joined Joined on  Personal website https://github.com/P0rt github website

Education

Stanford

Work

Building the best vet CRM in the world https://aliwio.com/

2 Week Community Wellness Streak
1 Week Community Wellness Streak
Writing Debut
Seven Year Club
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The Most Powerful Model on the Market Got Pulled by the Government in 3 Days. Is It Real, or a Hype Bubble?

The Most Powerful Model on the Market Got Pulled by the Government in 3 Days. Is It Real, or a Hype Bubble?

9
Comments 1
4 min read

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You Fixed the Rate Limits. Now Your Agent Fails Quietly.

Uptime versus correct uptime trade-offs

You Fixed the Rate Limits. Now Your Agent Fails Quietly.

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Comments 25
8 min read
Your AI Coding Speedup Is a Loan, Not a Gift — and the Interest Is Coming Due

Your AI Coding Speedup Is a Loan, Not a Gift — and the Interest Is Coming Due

7
Comments
6 min read
I distilled a 7B vision model into a 2B one for screenshots — and the 7B teacher scored worse

Metric bias against descriptive thoroughness

I distilled a 7B vision model into a 2B one for screenshots — and the 7B teacher scored worse

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Comments 7
9 min read
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