Alex Xu's Recent LinkedIn Posts

Top 12 GitHub AI Repositories These repositories were selected based on their overall popularity and GitHub stars. 1. OpenClaw: The always-on personal AI agent that lives on your device and talks to you through WhatsApp, Telegram, and 50+ other platforms. 2. N8n: A visual workflow automation platform with native…

12 Claude Code Features Every Engineer Should Know. YouTube video link at the end. 1. CLAUDE. md: A project memory file to define custom rules and conventions. Claude reads at the start of every session. 2. Permissions: Control which tools Claude can and can't use. 3. Plan Mode: Claude plans before it acts. You can…

Load Balancer vs API Gateway Load balancers and API gateways both sit between your clients and backend servers. But they do very different things, and mixing them up causes real problems in your architecture. A load balancer has one job: distribute traffic. Clients send HTTP(s) requests from web, mobile, or IoT ap…

Agent Harness, Explained Visually An LLM can reason and generate text, but that alone can be unreliable. The reliability usually comes from the harness, the layer around the LLM shown in the diagram below. 1. The user sends a query into the harness and the context builder converts the query into a prompt using its…

Short-Term vs Long-Term Memory in AI Agents: What’s the difference An AI agent handles a current conversation well but upon the next session, it starts from scratch with no context, no history. This is a memory problem, and it comes down to two types. Short-Term Memory (Context Window) It is the working memory the…

Load Balancer vs API Gateway Load balancers and API gateways both sit between your clients and backend servers. But they do very different things, and mixing them up causes real problems in your architecture. A load balancer has one job: distribute traffic. Clients send HTTP(s) requests from web, mobile, or IoT ap…