Tired of $4,000+ cloud AI bills? Ollama lets developers run powerful open-source LLMs locally or in the cloud — with 52M monthly downloads, 4,500+ models, and deep integrations with LangChain, VS Code, and Open WebUI. Here's everything you need to know in 2026.
Christian Mendieta
A collection of 23 posts
How I Built a Claude Code Plugin to Never Lose a Chat Context Again Free
Every Claude Code developer has lost a valuable conversation to context compaction or /clear. This plugin uses Claude Code's hook system — PreCompact, SessionEnd, UserPromptSubmit — to automatically export your chats as searchable .txt files before they disappear.
AI Guardrails: Free Tools to Secure LLM Applications and AI Agentic Workflows Free
Picture this: Your company just deployed a customer service chatbot powered by a cutting-edge large language model. Within hours, a user discovers they can manipulate it into revealing confidential pricing strategies. Another tricks it into generatin...
Building Your First MCP Server: A Practical Tutorial with 3 Real-World Python Examples Free
What if you could give Claude or any AI assistant the ability to check your Docker containers, search through your personal notes, or plan your day based on real-time weather data—all through natural language? That's exactly what MCP is made for.
Human-in-the-Loop AI: Time-Travel Workflows with LangGraph Free
Learn how to build human-in-the-loop AI workflows with LangGraph's time-travel feature. Pause, review, modify, and resume AI execution for enterprise safety and control.
CrewAI vs LangGraph: Why Production Systems Need State Machines Free
Discover why enterprises are migrating from CrewAI to LangGraph for production agents. Learn how explicit state machines solve non-determinism, improve debugging, and enable compliance.
Build AI Agents with LangChain: Complete Developer Guide Free
Learn how to build autonomous AI agents using LangChain. Complete guide covering architecture, implementation, real-world applications, and production deployment best practices.
Building a Production-Ready AI Sales Assistant with RAG: A Technical Deep Dive Free
Built a production-ready AI sales chatbot with RAG, intelligent lead qualification, and automated email alerts. Deploys to Vercel in minutes. Technical deep dive into PostgreSQL pgvector, GPT-4o-mini optimization, and solving real production challenges. Open source & ready to customize.