Essays on building with AI, going to market, and what changes when agents do real work.https://www.sandcastlelabs.ai/en-ushttps://www.sandcastlelabs.ai/writing/the-first-letter/https://www.sandcastlelabs.ai/writing/the-first-letter/Site V1 shipped, the chronicle published its first five posts, and Beacon hit v1.0.0 in a three-day agent-fleet build. The first monthly letter from Sandcastle Labs.Fri, 12 Jun 2026 00:00:00 GMThttps://www.sandcastlelabs.ai/writing/how-the-chronicle-works/https://www.sandcastlelabs.ai/writing/how-the-chronicle-works/Why a solo studio built an AI-assisted publishing pipeline to share what it is learning, and the human edit gate that keeps it honest.Thu, 28 May 2026 00:00:00 GMT