Automated changes
Machine-found changes in the last 90 days, newest first, each with its evidence. Raw data: /data/changes.json.
2026-10-17
- Ad Context Protocol · version · v3.2.5 released 2026-10-16 · evidence · github@1.0
- An Audit Record Format for AI Agent Authorization Decisions · replaced · Datatracker marks draft-gilda-wimse-agent-audit-record as replaced by draft-gilda-audit-agent-audit-record · evidence · ietf@1.0
2026-10-16
- Agent2Agent Protocol · version · A2A v1.0.1 released on 2026-05-28 (v1.0.0 on 2026-03-12); governance is the Linux Foundation with a Technical Steering Committee of AWS, Cisco, Google, IBM Research, Microsoft, Salesforce, SAP and ServiceNow · evidence · phase-a@2026-10-15
- Agent-User Interaction Protocol · version · AG-UI 1.0 was released and frozen on 2026-09-18, with a published JSON Schema · evidence · phase-a@2026-10-15
- MCP Apps · version · MCP Apps SDK ext-apps v2.0.3 was released on 2026-09-25 (spec dated 2026-01-26) · evidence · phase-a@2026-10-15
- A2UI (Agent to UI) Protocol · status · A2UI moved from google/A2UI to the a2ui-project GitHub organisation · evidence · phase-a@2026-10-15
- Agent Client Protocol · version · Agent Client Protocol v1.11.0 (schema v1.25.0) released on 2026-10-09; v2 is unstable · evidence · phase-a@2026-10-15
- Ad Context Protocol · version · AdCP v3.2.4 released on 2026-10-12 · evidence · phase-a@2026-10-15
- Agent Network Protocol · version · Agent Network Protocol v1.2 released on 2026-09-24 · evidence · phase-a@2026-10-15
- Open Agentic Schema Framework · version · OASF v1.1.0 released on 2026-07-10 · evidence · phase-a@2026-10-15
- Agent Payments Protocol · version · AP2 v0.2.0 released on 2026-04-28, and AP2 was donated to the FIDO Alliance (Payments TWG and Agentic Authentication TWG) the same day · evidence · phase-a@2026-10-15
- x402 · status · The Linux Foundation appointed Michael Hursta as executive director of the x402 Foundation, effective 2026-10-01; the foundation has 50+ members · evidence · phase-a@2026-10-15
- Machine Payments Protocol · revision · The MPP draft was renamed draft-httpauth-payment; draft-httpauth-payment-01 is dated 2026-09-09 · evidence · phase-a@2026-10-15
- Universal Commerce Protocol · status · UCP added a Payments Technical Council (2026-09-02), a Lodging Booking draft capability (2026-09-25) and Merchant Center cart transfer (2026-09-16) · evidence · phase-a@2026-10-15
- Secure Low-Latency Interactive Messaging · revision · draft-mpsb-agntcy-slim-02 is dated 2026-07-19 · evidence · phase-a@2026-10-15
- OAuth Profile for Delegated AI Agent Authorization · revision · draft-mishra-oauth-agent-grants-02 is dated 2026-08-30 · evidence · phase-a@2026-10-15
- Agent Discovery Protocol · revision · draft-pro-adp-agent-discovery-02 is dated 2026-07-24 · evidence · phase-a@2026-10-15
- agents.json · dormant · agents.json is dormant: last push 2025-08-21, version 0.1.0 · evidence · phase-a@2026-10-15
- Web Agent Protocol (WAP) · dormant · Web Agent Protocol is dormant: last commit 2025-06-03 · evidence · phase-a@2026-10-15
- Agent Communication Protocol · status · IBM's Agent Communication Protocol is deprecated (merged into A2A) · evidence · phase-a@2026-10-15
- Agent Connect Protocol (AGNTCY) · status · The agntcy/acp-spec repository was archived on 2026-04-11 · evidence · phase-a@2026-10-15
- Verifiable Intent · status · Mastercard contributed Verifiable Intent to the FIDO Alliance Payments TWG on 2026-04-28 · evidence · phase-a@2026-10-15
- Visa Trusted Agent Protocol · status · Visa joined the KYA interoperability collaboration with Mastercard and Ant International (2026-09-10) · evidence · phase-a@2026-10-15
- Content Signals Policy · status · Cloudflare 'Disallow AI Training' and Accountable crawler designation (2026-09-15); Bot Preference Sync replaces Managed robots.txt · evidence · phase-a@2026-10-15
- AI Crawler User-Agent Tokens in robots.txt · status · Cloudflare 'Disallow AI Training' and Accountable crawler designation (2026-09-15); Bot Preference Sync replaces Managed robots.txt · evidence · phase-a@2026-10-15
- llms.txt · sdk-release · llms-txt Python package 0.0.7 released 2026-09-24 (tooling, spec unchanged at v2) · evidence · phase-a@2026-10-15
- Official MCP Registry · candidate · The MCP Registry working group charter describes the official MCP Registry as in preview with its API frozen at v0.1 and lists 'Registry API v1 GA: Ideating, no target date'; the server listing endpoint is GET /v0.1/servers, and the server.json schema is being aligned with the Server Card (charter changelog entry 2026-07-30). · evidence · phase-a@2026-10-15
- WIMSE AI Identity Management System · candidate · draft-ietf-wimse-aims-00 is a WIMSE working group document dated 2026-09-15 covering best practices for authentication and authorization of AI agent interactions; it normatively references wimse-arch, wimse-http-signature, transaction tokens and RFC 9728. · evidence · phase-a@2026-10-15
- Personal Agent Protocol (Poppy) · candidate · Sierra's announcement (2026-10-09) presents the Personal Agent Protocol draft as built on OAuth, JWT, OpenAPI and MCP, with 35+ design partners including OpenAI, Visa, Mastercard and Okta, and promises a reference implementation. · evidence · phase-a@2026-10-15
- AAuth (Hardt) · candidate · draft-hardt-oauth-aauth-protocol-11 is dated 2026-09-25 and expires 2027-03-29. · evidence · phase-a@2026-10-15
- Cloudflare Pay per crawl · candidate · Cloudflare's documentation says pay per crawl uses HTTP 402 with crawler-price, crawler-exact-price / crawler-max-price and crawler-charged headers, requires Web Bot Auth signing, and is in closed beta (documentation updated 2026-07-28). · evidence · phase-a@2026-10-15
- An Audit Record Format for AI Agent Authorization Decisions · candidate · draft-gilda-wimse-agent-audit-record-02, 'An Audit Record Format for AI Agent Authorization Decisions', is dated 2026-10-05. · evidence · phase-a@2026-10-15
- MCP Server Cards (SEP-2127) · candidate · SEP-2127 (MCP Server Cards) is marked Final as of 2026-10-06. · evidence · phase-a@2026-10-15
- Model Context Protocol · status · MCP Server Cards (SEP-2127) reached Final on 2026-10-06; Skills over MCP (SEP-2640) reached Final on 2026-09-13; next spec release cadence is under discussion (SEP-3398) · evidence · phase-a@2026-10-15
- AI Agent Authentication and Authorization (AIMS) · replaced · draft-ietf-wimse-aims-00 was published as a WIMSE working group document on 2026-09-15 and replaces draft-klrc-aiagent-auth · evidence · phase-a@2026-10-15
- Agent Authorization Grant · expired · draft-rosenberg-oauth-aauth-01 (2026-04-22) expired on 2026-04-23; the active AAuth lineage is draft-hardt-oauth-aauth-protocol-11 · evidence · phase-a@2026-10-15
- Web Agent Protocol (WAP) · dormant · No push since 2025-06-19 (over 180 days) · evidence · github@1.0
- Official MCP Registry · version · v1.8.1 released 2026-08-06 · evidence · github@1.0
- MCP Server Cards (SEP-2127) · version · 2026-07-28 released 2026-10-06 · evidence · github@1.0
- AAuth (Hardt) · status · Companion draft draft-hardt-aauth-headers-00 expired on 2026-10-04; the record follows draft-hardt-oauth-aauth-protocol · evidence · ietf@1.0
- AAuth Rich Resource Requests · revision · Datatracker shows draft-hardt-aauth-r3-00, dated 2026-09-28, expires 2027-04-01 · evidence · ietf@1.0
- Agent-User Interaction Protocol · sdk-release · @ag-ui/core 1.0.3 published 2026-10-16 · evidence · npm@1.0
2026-10-15
- AIPREF Vocabulary · revision · Datatracker shows draft-ietf-aipref-vocab-08, dated 2026-09-14, expires 2027-03-18 · evidence · ietf@1.0
- Agent Name Service v2 (ANS) · expired · Expired Internet-Draft (expired 2026-10-15) · evidence · ietf@1.0
- Agent Registration and Discovery Protocol · expired · Expired Internet-Draft (expired 2026-08-28) · evidence · ietf@1.0
- Agent Authorization Grant · expired · Expired Internet-Draft (expired 2026-04-23) · evidence · ietf@1.0
- Agent Authorization Profile · expired · Expired Internet-Draft (expired 2026-08-11) · evidence · ietf@1.0
- Agent Audit Trail · revision · Datatracker shows draft-sharif-agent-audit-trail-08, dated 2026-10-13, expires 2027-04-16 · evidence · ietf@1.0
- AAuth (Hardt) · expired · Expired Internet-Draft (expired 2026-10-04) · evidence · ietf@1.0
- Agent Client Protocol · version · schema-v1.25.0 released 2026-10-09 · evidence · github@1.0
- Agent Communication Protocol · version · v1.0.3 released 2025-08-21 · evidence · github@1.0
- Agent Communication Protocol · dormant · No push since 2025-08-25 (over 180 days) · evidence · github@1.0
- Universal Commerce Protocol · version · v2026-08-25 released 2026-08-25 · evidence · github@1.0
- AP2 Checkout Mandate · version · v0.2.0 released 2026-04-28 · evidence · github@1.0
- x402 · version · latest tag v1 · evidence · github@1.0
- Machine Payments Protocol · version · spec-artifacts-fe0d414f3d71469d5784a2ce973aa7269ee0c8b7 released 2026-09-09 · evidence · github@1.0
- llms.txt · version · 0.0.7 released 2026-09-24 · evidence · github@1.0
- Agent Identity and Discovery · version · packages/aid-go/v2.1.1 released 2026-06-01 · evidence · github@1.0
- A2UI (Agent to UI) Protocol · version · python/a2ui-agent-sdk/v0.8.0 released 2026-10-08 · evidence · github@1.0
- Agent-User Interaction Protocol · version · release/2026-10-13 released 2026-10-13 · evidence · github@1.0
- Apache Ossie (formerly Open Semantic Interchange) · version · latest tag osi-0.1.1-rc1 · evidence · github@1.0
- Visa Trusted Agent Protocol · dormant · No push since 2025-10-28 (over 180 days) · evidence · github@1.0
- Agora Protocol · dormant · No push since 2025-03-04 (over 180 days) · evidence · github@1.0
- s402 · status · Repository archived by its owner · evidence · github@1.0
- Secure Low-Latency Interactive Messaging · version · slimctl-v3.4.2 released 2026-10-15 · evidence · github@1.0
- agent-permissions.json · dormant · No push since 2025-12-10 (over 180 days) · evidence · github@1.0
- MCP Apps · version · v2.0.3 released 2026-09-25 · evidence · github@1.0
- agents.json · version · resend released 2025-02-09 · evidence · github@1.0
- agents.json · dormant · No push since 2025-08-21 (over 180 days) · evidence · github@1.0
- Agent Connect Protocol (AGNTCY) · dormant · No push since 2025-05-23 (over 180 days) · evidence · github@1.0
- Agent Protocol · version · js-sdk-v1.0.5 released 2024-04-02 · evidence · github@1.0
- Agent Protocol · dormant · No push since 2025-04-08 (over 180 days) · evidence · github@1.0
- A Framework for Agent Discovery in DAWN · candidate · The draft describes a two-layer federated reference architecture (Local Discovery Plane and Federation Plane) with Federation Gateways, an Export Policy Engine and Federation Metadata Records for initial agent discovery; it is informational and defines no normative protocol formats. · evidence · sonnet@candidate-record-v1
- The Agent Identity Document: A Hosted, Accountable Public Record for AI Agents · candidate · Internet-Draft specifying a JSON Agent Identity Document at /.well-known/agent-identity.json on a provider-assigned hostname, with lifecycle status, dated expiring checks on the operator, and a request to register the well-known URI suffix; states it describes a practice in production at one provider. · evidence · sonnet@candidate-record-v1
- Discovery of Model Context Protocol Servers via DNS TXT Records · candidate · The Internet-Draft defines three DNS TXT records (_mcp, _org-alter, _alter) for MCP server discovery, organisational identity, and a signed Ed25519 handle envelope, with Informational intended status and expiry on 12 April 2027. · evidence · sonnet@candidate-record-v1
- Security Principal and Verifier Binding for Agent Communication Protocols · candidate · Internet-Draft -08 published 14 October 2026, Intended Status Informational, defining a verifier-facing claim matrix format, row-outcome semantics (satisfied, unsatisfied, indeterminate, unsupported, not-evaluated, not-applicable) and dependency-closure rules for composed mappings. States it does not define a new agent protocol, token format, audit log or authorization system. · evidence · sonnet@candidate-record-v1
- Agent Identity Protocol (AIP): Verifiable Delegation for AI Agent Systems · candidate · The draft specifies AIP, a delegation chain model with an attenuation invariant, a verification algorithm, JWT-chain and Biscuit encodings, and bindings for MCP, A2A and HTTP. · evidence · sonnet@candidate-record-v1
- Credential Delegation Protocol for AI Agents in Multi-System Environments · candidate · Internet-Draft draft-sweeney-wimse-credential-delegation-01, published 13 October 2026, Intended Status Standards Track, workgroup WIMSE; profiles RFC 8693, RFC 9449, RFC 9396 and OpenID CIBA for credential delegation to AI agents. · evidence · sonnet@candidate-record-v1
- Agent Delegation Receipts · candidate · The Internet-Draft defines the Agent Delegation Receipt as a signed record of what a human principal authorized an AI agent to do, using a JWS profile over JCS-canonicalized JSON and a COSE_Sign1 profile, plus scope attenuation for delegation chains and a revocation registry with cascade semantics. · evidence · sonnet@candidate-record-v1
- AAuth Rich Resource Requests · candidate · Individual-submission companion to the AAuth Protocol by Dick Hardt (Hellō); -00, marked Exploratory Draft, no known implementations. It replaces scope strings with resource-named operations in vocabularies (MCP, OpenAPI, gRPC, GraphQL, AsyncAPI, WSDL, OData), content-addressed R3 documents identified by SHA-256, and per-call proposals. · evidence · sonnet@candidate-record-v1
- Agent Context Interchange Protocol · candidate · Internet-Draft defines ACIP, a YAML-based format and host-resolution behavior for coding-agent context sources, with source precedence, file matching, constraint/directive/preference distinctions, and a resolution receipt. · evidence · sonnet@candidate-record-v1
- The 'knowledge-linkset' Well-Known URI for Publishing Knowledge Artefacts · candidate · Internet-Draft -01 defines the 'knowledge-linkset' well-known URI serving an RFC 9264 link set of knowledge artefacts with optional SHA-256 digests and a profile URI; intended status Informational, expires 17 April 2027. · evidence · sonnet@candidate-record-v1
- AI Agent Execution Profile of SCITT · candidate · Internet-Draft defines the AgentInteractionRecord (AIR) as a COSE_Sign1 signed statement payload for material AI agent actions. It maps the Agent Operator to SCITT Issuer and an independent Evidence Custodian to Transparency Service, and defines registration policy, redaction receipts and regulatory mappings (EU AI Act Arts. 12/19, DORA, NIST AI RMF, MAS, PCI DSS, MiFID II). · evidence · sonnet@candidate-record-v1
- Agent-Channel Frame for Identity-Keyed Fan-Out Delivery to Concurrent Sessions · candidate · Internet-Draft specifies a JSON agent-channel frame with a closed catalogue of kinds, identity attribution pair, provenance block, recipient scope expansion, and per-handle Server-Sent Events delivery with subscribe-time filters. · evidence · sonnet@candidate-record-v1
- Agentic Authority Graph Validation · candidate · The Internet-Draft defines AAGV, a JSON interchange profile and deterministic validation algorithm for authority roots, consequential sinks, normal paths, revocation cut sets and snapshot edge state, with outcomes INVALID, INDETERMINATE, VALID_OPEN and VALID_CLOSED. · evidence · sonnet@candidate-record-v1
- A Server-Side Model for Gating Agent-Initiated Human-Sourced Asynchronous HTTP Tasks on Payment or Entitlement · candidate · Internet-Draft draft-king-yew-choo-agentic-payments-01 published 8 October 2026, Intended Status Informational. It defines no protocol, wire format, or conformance requirements, and presents a server-side payment/entitlement gate (g*) and task state machine for agent-initiated paid asynchronous HTTP tasks. · evidence · sonnet@candidate-record-v1