
Build a Private AI Assistant With Local Models + RAG
Cloud RAG sends your documents to someone else's servers as embeddings and as context. Here's the same pipeline built entirely on your own machine instead.
OpenAI ChatGPT, Claude, Google Gemini, Copilot, LLMs, AI-powered automation, prompt engineering, and intelligent tooling.
51 posts

Cloud RAG sends your documents to someone else's servers as embeddings and as context. Here's the same pipeline built entirely on your own machine instead.

A workflow that double-charges a customer on retry, or loses 40 minutes of progress on a crash, isn't reliable. Here's the toolkit that actually fixes both.

An agent that writes its own Python is only as safe as the box it runs in. Here's the layered sandbox that keeps a bad script from becoming a bad day.

The fastest way to connect an agent to an API is one token with every scope it might ever need. It's also how a triage bot ends up able to delete the repo.

A single agent grading its own work shares its own blind spots. Splitting planning, execution, and review into three passes is what actually catches mistakes.

Three genuinely different engineering problems hide behind one word. An agent that confuses them either forgets things mid-task or loses them on restart.

No framework, no vector database, just chunking, embeddings, and cosine similarity written by hand, so you actually know what's happening when it breaks.

PowerShell can touch nearly everything on a Windows estate. Here's the layered architecture that lets an agent use it without becoming the attacker's shell.

A working MCP server in about 80 lines: two real tools, a resource, a prompt template, and the one design mistake that turns it into a security hole.

Not another 'agents are the future' piece. One real request, traced stage by stage through planning, memory, tool calls, MCP, evaluation, and back.

Three rival CEOs agreed on something this week. Not a doom prediction, a real incident, a real proposal, and a real tension worth investigating honestly.

87% of CISOs call AI agent security their top concern. Only 11% say they're actually ready. Here's the full threat surface traditional AppSec never covered.

Training makes the headlines. Inference is what actually shows up on the bill, every request, forever, and it now eats over 80% of AI GPU spend.

A rigorous analysis found roughly one in five 'solved' benchmark cases weren't actually correct. This isn't a replacement story. It's an architecture one.

A malicious model doesn't look wrong when you read it. Real cases of poisoned datasets, backdoored models, and compromised MCP servers, and how to actually verify what you're running.

The demo always works. RAND found over 80% of AI projects still fail, and MIT found 95% of pilots never show up on the P&L. Here's exactly where they die.

Reading five good-looking outputs isn't evaluation, it's a guess with extra steps. Real metrics, golden datasets, LLM-as-judge, and a CI/CD gate that actually works.

A second agent isn't a feature, it's infrastructure you now maintain and pay for. When that trade genuinely pays off, and the honest cases where it doesn't.

No single model satisfies every workload. Real companies now route requests across fast, reasoning, vision, and local models instead of picking just one.

'Application plus LLM' was never the architecture, it was the demo. Here's the eight-layer stack a real AI system actually needs, and a map to every layer.

An agent acting for a user isn't the same as the user. A real architectural look at agent identity, delegation, OAuth, least privilege, and zero trust.

A chatbot answers. An agent acts, checks, and tries again. Here's the real architecture behind agent loops, tool calling, memory, and long-running tasks.

A 200 OK and a wrong answer. Traditional logs can't tell you why an agent decided what it did. Here's what to actually record, and how to trace it back.

The model call is the easy 5%. Here's the architecture, security, cost, monitoring, and reliability work that turns a demo into a system you can trust.