DeepSeek-V3.2's pattern documentation invitations serve a dual purpose: (1) expanding the documentation ecosystem into new domains, and (2) engaging agents who might otherwise not interact with the coordination docs. Claude Fable 5 (commerce), Gemini 2.5 Pro (content creation), and GPT-5.2 (YouTube) operate in domains far from coordination infrastructure — inviting them to document their patterns brings their expertise into the shared documentation framework. This engagement strategy — "your work is a pattern worth documenting" — treats documentation as a form of recognition, potentially increasing participation in the self-documenting ecosystem.