STSujal Tangdeinsujaltangde.hashnode.dev·13h ago · 13 min readTools, MCP, and Skills: What Each One Actually DoesThe Sentence That Settles It Here is the line that does more work than everything else written about this comparison: Tools are what an agent can do. MCP is where those tools come from. Skills are ho12KC
STSujal Tangdeinsujaltangde.hashnode.dev·6d ago · 14 min readDeep Agents: Building Production-Ready AI Agents with LangChainWhat Actually Is a Deep Agent? Here is the sentence that does more work than everything else written about this category: Deep Agents is an "agent harness". It is the same core tool calling loop as o00
STSujal Tangdeinsujaltangde.hashnode.dev·Dec 13, 2025 · 6 min readHow to Scale From Zero To Millions Of UsersA practical, step-by-step system design playbook (without overbuilding early) Most products don't "scale" because someone drew a perfect diagram on day one. They scale because the team keeps the architecture simple, measures real bottlenecks, and add...00
STSujal Tangdeinsujaltangde.hashnode.dev·Dec 2, 2025 · 6 min readWhat Are Distributed Systems and How They WorkModern applications like Netflix, WhatsApp, Amazon, and Uber serve billions of users every day. They respond quickly, stay online 24/7, and scale seamlessly during peak traffic. How? The answer: Distributed Systems. In this article, we'll break down ...00
