Konstantin Komelin
Full-Stack Software Engineer with 19+ years of experience. Top-rated Upwork freelancer. OpenSource maintainer.
Focusing on AI integrations, AI tools, and MCP servers using TypeScript, React/Next.js, and Supabase, as well as auditing and improving AI-generated codebases.
Currently building a product and market research tool that helps founders pre-validate product ideas.
Latest Posts
More postsWhich AI Video Model Is Cheapest? I Tested 18
This time, I ran the same prompt through 18 video generation models from 5 providers to compare cost and generation time.
AI Image Generation Cost Analysis
Picking the wrong image generation model can cost you 100x more and take 27x longer. I ran the same prompt through 33 models from 8 providers to find out.
A Thin API Layer for React Apps on Vercel
Not every React app needs Next.js. A single rewrite rule and Hono give you auth, rate limiting, and AI integration without changing your frontend stack.
Themeable Web Components with Solid.js and CSS lite-dark()
This tutorial demonstrates how to build a custom HTML element with solid-element and theme it with the light-dark() CSS function.