NKNikhil Kumarinagenthub.hashnode.dev·May 26 · 11 min readTwo Months, Solo, Full-Stack AI: The Tradeoffs I Made and What They CostMost retrospective posts are victory laps dressed as humility. This one is not. AgentHub is done. It is live. I am proud of it. But if you have read the previous five articles, you have seen the polis00
NKNikhil Kumarinagenthub.hashnode.dev·May 26 · 10 min readThree Features That Complete the Platform: Build, Chat, and RunsYou have built the engine. You have built the canvas. But there is a gap between "this works in code" and "a real person can use this to solve a real problem." Three pages close that gap. The first ti00
NKNikhil Kumarinagenthub.hashnode.dev·May 26 · 8 min readSmart Clarify and Human-in-the-Loop: Designing AI Pipelines That Work With HumansImagine an agent pauses and asks: "What tone should the email use - formal or casual?" You type: "actually, just cancel this." A naive implementation feeds "actually, just cancel this" into the next n00
NKNikhil Kumarinagenthub.hashnode.dev·May 26 · 9 min readThe Supporting Systems: Prompts, Memory, Guardrails, Tools, Datatables, Models, and API KeysA pipeline executor that only runs pipelines is like a kitchen with only a stove. Technically functional. Practically useless without everything around it. The execution engine is the stove. But to bu00
NKNikhil Kumarinagenthub.hashnode.dev·May 26 · 8 min readBuilding the Visual Canvas: React Flow, Custom Nodes, and Live Execution in the BrowserYou have three seconds. That is how long a user spends with the canvas before they have decided whether this tool is real or a demo. A half-second of lag, a node that does not respond to a click, an e00
