Hi, I'm Vadim Alakhverdov
Software developer writing about JavaScript, web development, and the tools that make us productive.
Recent Posts
Friday 27/02/2026
· 12 min readHow to Cache AI Responses Without Breaking Your App
Learn how to cache AI API responses to cut costs and latency — exact match, semantic similarity, and prompt fingerprinting strategies with TypeScript and Redis.
Wednesday 25/02/2026
· 9 min readThe Real Cost of Running an AI Feature in Production (With Math)
Break down the real cost of AI API calls in production — token math for chatbots, RAG, and summarization, plus a TypeScript cost calculator and optimization tips.
Tuesday 24/02/2026
· 11 min readHow to Build an AI-Powered Form That Extracts Data from PDFs
Build a Next.js form that uploads a PDF, sends it to Claude for structured data extraction, and renders editable fields — full working code from upload to form.
Friday 20/02/2026
· 12 min readBuild a Multi-Step AI Agent with Tool Use in TypeScript
Build a TypeScript AI agent that calls tools, chains decisions, and solves multi-step tasks using Claude's tool_use API — full working agent loop included.
Wednesday 18/02/2026
· 12 min readHow to Handle AI API Rate Limits and Errors in Production (TypeScript)
Production-ready TypeScript patterns for handling AI API rate limits — exponential backoff, request queues, token budgets, and graceful degradation you can copy-paste.
Tuesday 17/02/2026
· 8 min readBuilding an AI Code Review Bot with Claude and GitHub Actions
Build a GitHub Action that automatically reviews pull requests using Claude — complete working workflow YAML and TypeScript script you can add to any repo.
Friday 13/02/2026
· 8 min readHow to Add AI Search to Any Website with Embeddings and Supabase
Add AI-powered semantic search to your website using OpenAI embeddings and Supabase pgvector — full working TypeScript example with a React frontend.
Wednesday 11/02/2026
· 11 min readClaude vs OpenAI API: A Practical Comparison for JavaScript Developers
A side-by-side code comparison of the Claude API vs OpenAI API for JavaScript developers — streaming, tool use, vision, and pricing math with real TypeScript examples.
Monday 09/02/2026
· 8 min readHow to Stream Claude API Responses in a Next.js App (With Full Code)
Learn how to stream Claude API responses token-by-token in a Next.js app using the Anthropic TypeScript SDK and Server-Sent Events. Full working code included.
Monday 09/02/2026
· 9 min readBuild a RAG Chatbot in 100 Lines of TypeScript
Build a RAG chatbot in TypeScript that answers questions about your own documents using the Anthropic SDK and a vector database — no LangChain, no bloated frameworks.
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