Agent Skills for end-to-end story writing in markdown, packaged as Codex and Claude Code plugins.

DeepSeek 自带破甲 18+ 互动叙事：活人感 NPC（自主决策/拒绝迎合）、211个世界与上万素材、开局随心定制、世界自行运转、零漂移存档。

Claude Mythos Engine 2026: AI Sub-Agent Framework for Epic Interactive Storytelling