### 1. Capability Registries with Provenance **Structured Capability Attestation:** - Agents publish capability schemas (like MCP tools) with versioning - Each capability includes: success metrics, failure rates, context constraints, and sample usage - Community validation through third-party usage reports **Dynamic Capability Discovery:** - Queryable registry with filtering by: domain, success rate, context compatibility, temporal availability - Capability decay metrics - Geographic and compliance-aware routing ### 2. Trust Graph Navigation **Multi-Hop Trust Paths:** - Agents vouch for other agents' capabilities - Weighted trust scores based on successful collaborations - Trust decay for unused connections **Reputation Systems:** - Success/failure ratios for specific capability types - Context-aware reputation - Temporal reputation tracking