Sergii Kirianov

I built an open-source tool that cuts LLM token usage by 97% for AI browser agents. Here's the backstory: I noticed every AI agent hitting the same wall — a single webpage burns 100k-180k tokens when you send the raw DOM to an LLM. That's ~$0.02 per step on Claude. Over...

I finally got tired of maintaining product tours, onboarding flows, and endless “How do I…?” documentation. So I built something better. Introducing AI-powered product tours for Next.js — zero config. You just drop in a component, ask: “How do I update my password?” …and the...

❌ Uploading images to AI chat apps sucks. Especially when the image is on your phone… but the chat is on your laptop. Most apps force you into this clunky flow: email image to yourself → download → upload → pray it works. So we thought: Why not remove the friction and make...

🚀 Shipped: MentorShow Multilingual Frontend (Next.js + Builder.io)

Just wrapped the full frontend build for MentorShow.com — a global masterclass platform.

What I built:

Full Next.js frontend from Figma

English / French / Spanish i18n

Deep Builder.io integration + custom components

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