AI Index

Standards

Formally governed specifications. Most of them deliberately leave memory out, and that gap is the story. 15 entries.

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SpecificationAgent2Agent (A2A)

Linux Foundation, AAIF Growth Stage project 2026-08-27; 1…

Agent-to-agent transport; deliberately memory-free.

★ 26,476 on GitHub · +7 today

Specificationagent:// Protocol

IETF Independent Submission

URI-based interoperability framework for agents (RFC 3986/7595; W3C Trace Context)
SpecificationAIMEM Bundle

IETF (individual)

IETF individual draft: vendor-neutral interchange bundle for preferences/decisions/identity claims
SpecificationANS (Agent Name Service)

IETF (individual) + Linux Foundation (announced)

Universal agent directory/naming/identity protocol; PKI cert chains; adapter layer for A2A/MCP/ACP; Linux Foundation launch intent
SpecificationIETF agentproto WG

IETF Applications & Real-Time area; charter approved 2026…

The real IETF agent-protocol track, deliberately memory-free — the gap is the story.
Specificationmemorywire

None — solo research project (arXiv 2606.01138)

Vendor-neutral wire format candidate.

★ 2 on GitHub

SpecificationModel Context Protocol (MCP)

Agentic AI Foundation (Linux Foundation directed fund; do…

Transport/context standard; explicit non-standardizer of memory.

★ 9,655 on GitHub · +3 today

SpecificationNANDA AgentFacts

MIT Media Lab / Foundation for Agentic Networks — researc…

Research architecture candidate.
SpecificationOASF — Open Agentic Schema Framework

AGNTCY (Linux Foundation, Cisco-donated July 2025)

Agent-description schema, memory-adjacent.

★ 345 on GitHub

SpecificationOWASP Top 10 for Agentic Applications 2026 (ASI06 Memory & Context Poisoning)

OWASP GenAI Security Project (de facto, non-SDO)

De-facto security baseline for memory.
SpecificationPAMSPEC — Persistent Agentic Memory Architecture

Individual I-D (Informational)

Candidate architecture standard.
SpecificationPortable Agent Memory (PAM v2)

none (research paper)

5-component memory model M=(E,S,P,W,I); Merkle-DAG provenance; capability-scoped tokens; cross-vendor pilot
SpecificationSAIHM — Sovereign AI Horizontal Memory Protocol

None (individual I-D, author Russell Jackson; Independent…

Candidate memory standard — the strongest one; chair of the W3C memory CG maintains it (disclosed conflict).

★ 4 on GitHub

SpecificationW3C AI Agent Memory Interoperability CG

W3C Community Group (charter v1.0 adopted 2026-06-19; ~39…

The single most on-point non-vendor memory body; sits one layer above the wire protocol; no normative home yet — WATCH gap.
SpecificationWebMCP

W3C Community Group

W3C CG draft (Microsoft/Google editors): browser DOM tool-registration API navigator.modelContext; bridges to server MCP

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