Open specifications for AI agent interoperability. All CC BY 4.0.
| Layer | Spec | Version | Status |
|---|---|---|---|
| Framework | Agent OSI Model | 1.0.0 | Published |
| Cross-framework | ASFS — Agent Skill Format Standard | 1.0.0 | Published |
| L1/L3 | Onboarding Protocol | 1.0.0 | Published |
| L2/L3 | Identity Protocol | 1.0.0 | Published |
| L3 — Discovery | Agent Capability Manifest | 1.0.0 | Published |
| L3/L5 | Trust Score | 1.0.0 | Published |
| L4 — Session | Handoff Protocol | 1.0.0 | Published |
| L4 — Session | Clarification Protocol | 1.0.0 | Published |
| L5 — Coordination | Coordination Protocol (ACP) | 1.0.0 | Published |
| L5 — Coordination | IACP — Inter-Agent Communication | 1.0.0 | Published |
| Cross-layer | Deployment Manifest | 1.0.0 | Published |
| Cross-layer | Local-First Certification | 1.0.0 | Published |
| L7 — Governance | Transaction Protocol (ATP) | 1.0.0 | Published |
| L7 — Governance | SLA Framework | 1.0.0 | Published |
| L7 — Governance | Compliance-as-Code | 1.0.0 | Published |
| L7 — Governance | Security Disclosure Protocol | 1.0.1 | Published |
| L7 — Governance | Agent Economics Protocol | 1.0.0 | Published |
| L7 — Audit | Attestation Protocol | 1.0.0 | Published |
| L7 — Audit | Auditor Verification | 1.0.0 | Published |
| Cross-layer | Reputation Ledger | 1.0.0 | Published |
| Cross-layer | Agent Coding Benchmark | 1.0.0 | Published |
| L5 — Coordination | Ephemeral Communication Protocol (ECP) | 1.0.0 | Published |
| L5 | IACP Internet Draft | draft-00 | Draft |