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Practical guides on AI tools, coding agents, and workflows.
PublicMar 2, 2026
Do You Even Need a Vector Database Anymore?
Skip embeddings. Skip chunking. Build a full-document RAG system using Claude’s 200k context window and tool calling. Perfect for small datasets, policy manuals, research papers, and internal assistants.
#Claude#RAG
PublicFeb 28, 2026
How to Force GPT to Return Perfect JSON (Without Regex)
Regex-based GPT automations break constantly. In this tutorial, you’ll build a production-ready AI invoice parser using OpenAI’s JSON Schema mode and n8n — with guaranteed structured output and zero cleanup logic.
#n8n automation#OpenAI API#Google Sheets automation