https://nsddd.top/tags/sandbox/ Tech blog by Xinwei Xiong — AI Builder, open source contributor and digital nomad sharing Kubernetes, Go, AI projects and travel. https://nsddd.top/assets/og-image.png https://nsddd.top/ Hugo -- gohugo.io en-us Mon, 29 Jun 2026 09:30:00 +0800 https://nsddd.top/ai-technology/posts/dissecting-open-lovable/ Mon, 29 Jun 2026 09:30:00 +0800 Mon, 29 Jun 2026 23:33:51 +0800 熊鑫伟 (Xinwei Xiong) https://nsddd.top/ai-technology/posts/dissecting-open-lovable/ A full dissection of firecrawl/open-lovable (27k★, paste a URL and get a working React app in seconds), from product to code. Its most interesting trait isn't that it generates code — it's that it uses no agent framework, no Claude Agent SDK, no native tool-calling. Instead it hand-rolls an entire harness on top of the raw LLM API: a text DSL protocol, streaming regex parsing, truncation detection and recovery, manual context orchestration, plus a swappable cloud sandbox layer (E2B / Vercel Sandbox). This is a case study in taming the raw API. AI & Technology AI Agent LLM Architecture Sandbox Harness