An assistant handles one task in seconds and is paid from the software budget. An agent handles one interaction in minutes and is paid from the labor budget. A long-running agent works toward a goal for weeks or months, so the seller can price on the outcome.
Samnang Aing posted an 8-minute video on how a flat floor plan turns into a 3D house as you scroll, and how he directed Claude Opus 5.5 with no magic prompt. The starter prompt and repo are public. The demo is a concept page for a 946 m² courtyard house.
For construction and sales teams: a possible way to show a client a plan in 3D. It is a concept page with no engineering data, so for ops, upstream or chemical work the fit is a stretch.
Robert Smith says the two states are agentic businesses and AI-enabled businesses that expand free cash flow without agentic top-line growth.
A new CAD app built in Rust with sketches, constraints, assemblies, sheet metal and STEP import and export, plus an MCP server for agents.
For maintenance and capital project teams: model brackets, enclosures and replacement parts at no license cost; the project calls itself early but usable for simple parts.