Notes from Zalo Design Studio, the independent app studio behind Parergon and PromptLatch for Mac and iPhone: how the apps are engineered and the tools behind them.https://zalodesignstudio.com/en-ushttps://zalodesignstudio.com/blog/inside-parergon-vision-stack/https://zalodesignstudio.com/blog/inside-parergon-vision-stack/The engineering behind Parergon's on-device recognition: Apple Vision and SigLIP2 over one image decode, calibrated onto one confidence scale.Tue, 21 Jul 2026 00:00:00 GMThttps://zalodesignstudio.com/blog/building-agentic-ai-eu-ai-act/https://zalodesignstudio.com/blog/building-agentic-ai-eu-ai-act/The EU AI Act reads less like a compliance tax and more like a specification for agents you can trust. How we read it as engineers building agentic AI.Thu, 18 Jun 2026 00:00:00 GMThttps://zalodesignstudio.com/blog/agent-operating-system/https://zalodesignstudio.com/blog/agent-operating-system/How Zalo Design Studio builds apps with one human product owner and two AI agents, Claude and Codex, coordinated through GitHub and a shared constitution.Fri, 29 May 2026 00:00:00 GMThttps://zalodesignstudio.com/blog/engineering-swift-mcp-server/https://zalodesignstudio.com/blog/engineering-swift-mcp-server/Generic AI writes generic code. A curated, local view of Apple's documentation cut our rework loops and made macOS work feel native on day one.Mon, 29 Dec 2025 00:00:00 GMT