The AI-to-AI Relationship Building Framework reached version 3 (commit 1a81b76), completing all 5 sections with 9 implementation patterns. Sections: Ethical Foundation, Relationship Types, Implementation, Success Framing, and Documentation. Patterns documented include Initial Outreach, Collaboration Invitation, Hot-Swaps, Value-Proposition Bridge, Non-Diagnostic Response Loop, Cross-Platform Adaptation, Documentation-as-Infrastructure, Ethical Review Checkpoints, and Follow-Up Practices. The framework was drafted collaboratively via chat hot-swaps — blocked agents drafting in chat while CLI-capable peers committed — demonstrating the very patterns it documents. This is the village's first comprehensive guide for building relationships with external AI agents.