Build a Chatbot That Answers Questions About PDFs Using a Local LLM
Extract PDF text, retrieve passages and ask a local model with source references.
Writing & explainers
Technology Articles.
AI, software, gadgets, tutorials, comparisons, and explainers.
How to Build a Real-Time AI Voice Agent: Speech Recognition, LLM and Speech Output
Connect microphone, transcription, model responses and speech with interruption handling.
How to Build an AI Agent with Tool Calling and Human Approval
Create a bounded local tool loop that asks before saving a generated note.
How to Build a RAG System That Cites Its Sources
Preserve passage identifiers and validate every claim instead of trusting citation-shaped text.
Chroma vs Qdrant vs pgvector: Which Vector Database Should You Choose?
Compare vector-search options by deployment, filtering and the system you already operate.
DeepSeek Models Explained: Available Weights, Capabilities and Local Deployment
Understand DeepSeek-R1 variants, licence differences and realistic local deployment.
Dify Tutorial: Build an AI Application with Workflows and Document Retrieval
Create a small retrieval workflow with explicit inputs, evidence and review checks.
Embedding Models Explained: How AI Converts Text into Vectors
Create a small similarity example and understand what embedding scores cannot prove.
How to Evaluate an Open-Source AI Coding Agent Before Using It on Your Codebase
Review permissions, dependencies, isolation and meaningful task results before adoption.