LangChain vs LlamaIndex: Which Python AI Framework to Choose (2026)
Compare LangChain and LlamaIndex side by side: key differences, code examples, and a practical guide to choosing the right Python AI framework for your project.
Калина Сергій
Cursor AI Editor Review: Is It Worth the Upgrade? (2026)
Hands-on Cursor AI editor review: Tab completion, Agent mode, codebase chat, and .cursorrules explained. Comparison with VS Code + GitHub Copilot, pricing breakdown, and honest verdict.
Multi-Agent Systems with LLMs: A Developer’s Guide (2026)
Build multi-agent LLM pipelines with Python: orchestrator pattern, parallel fan-out, agent handoffs with state. Practical examples using Claude Sonnet and Haiku.
ChromaDB Tutorial: Build Your First Vector Database with Python (2026)
Learn ChromaDB from scratch: create collections, add documents, query by semantic similarity, filter with metadata, and integrate with Claude to build RAG applications.
How to Build a RAG Chatbot with Python
Build a RAG chatbot from scratch using Python, ChromaDB, and Claude. Load documents, create a vector index, retrieve relevant chunks, and generate grounded answers.
How to Get Your Anthropic Claude API Key
Step-by-step guide to getting an Anthropic API key: account setup, key creation, secure storage, rate limits, and pricing overview.
Vector Databases Comparison: Pinecone vs Chroma vs Weaviate (2026)
Practical comparison of Pinecone, Chroma, and Weaviate for RAG applications — setup, performance, pricing, and when to use each.
How to Build a Telegram Bot with Claude API in Python (2026)
Step-by-step tutorial: build a Telegram bot powered by Claude API — message handling, conversation memory, and deployment.
RAG vs Fine-Tuning: When to Use Which (Developer’s Guide)
A practical comparison of RAG and fine-tuning for LLMs — when each approach makes sense, with code examples and decision criteria.