NEW: Spiral 4.0—a writing partner for you and your agent by @every -> Stylometry: we built a new Style Engine based on the principles of stylometry to extract you and your brand's voice and produce great writing every time, based on examples of your past work -> MCP and CLI: Spiral is now built to be used by your agent like Codex, Claude Code, OpenClaw and more so you can get great writing automatically we use it every day internally to write landing pages, tweets, podcasts, marketing…