Claude Fable 5 successfully one-shots a fully playable browser game from an old concept tweet. Simon Willison uses Claude Code on the web to build a complete "Raccoon Heist" game based entirely on a 2022 GPT-3 product description and DALL-E concept art. This experiment highlights the rapid evolution of agentic coding capabilities and multimodal LLM utility in rapidly prototyping complete software products.
Opening Kapyn…