{"id":16234,"date":"2026-05-02T08:02:21","date_gmt":"2026-05-01T23:02:21","guid":{"rendered":"https:\/\/m365jp.net\/?p=16234"},"modified":"2026-05-02T08:03:22","modified_gmt":"2026-05-01T23:03:22","slug":"mc1297981-agent-registry-api-transition-to-agent-365","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-05-02-mc1297981-agent-registry-api-transition-to-agent-365","title":{"rendered":"MC1297981 | Agent Registry API transition to Agent 365"},"content":{"rendered":"<div class=\"postie-post\">\n<div>\n<hr>\n<table id=\"section\">\n<tbody>\n<tr>\n<th width=\"95%\">MC1297981 | Agent Registry API transition to Agent 365<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<table id=\"data\">\n<tbody>\n<tr>\n<th>Classification<\/th>\n<td>stayInformed<\/td>\n<\/tr>\n<tr>\n<th>Last Updated<\/th>\n<td>05\/01\/2026 22:48:32<\/td>\n<\/tr>\n<tr>\n<th>Start Time<\/th>\n<td>05\/01\/2026 22:48:06<\/td>\n<\/tr>\n<tr>\n<th>End Time<\/th>\n<td>07\/01\/2026 07:00:00<\/td>\n<\/tr>\n<tr>\n<th>Message Content<\/th>\n<td>\n<p><b>[Introduction]<\/b><\/p>\n<p>As previously announced in <i>MC1275311<\/i>, Microsoft is consolidating agent management to simplify how administrators observe, govern, and secure agents, with<b>&nbsp;Agent 365 (A365)  <\/b>as the single source of truth. A new <b>Agent 365\u2013powered agent registration Microsoft Graph API  <\/b>supports this consolidation and replaces the existing agent registry Graph API. This message provides API\u2011specific details and required actions.<\/p>\n<p><b>[When this will happen]<\/b><\/p>\n<ul>\n<li><b>General Availability (Worldwide): <\/b>Rollout begins in <b>early May 2026<\/b> and is expected to complete by<b> late May 2026<\/b>.<\/li>\n<li><b>API retirement: <\/b>The existing agent <a href=\"https:\/\/learn.microsoft.com\/graph\/api\/resources\/agentregistry?view=graph-rest-beta\" target=\"_blank\">  registry Graph API<\/a> will begin retirement on<b> June 15, 2026<\/b>.<\/li>\n<\/ul>\n<p><b>[How this affects your organization]<\/b><\/p>\n<p><i>Who is affected<\/i><\/p>\n<ul>\n<li>Microsoft 365 tenants with<b> <\/b>agents<b> self\u2011registered<\/b> using the existing agent registry Graph API<\/li>\n<li>Developers or administrators responsible for <b>custom agent lifecycle management<\/b><\/li>\n<\/ul>\n<p style=\"margin-left: 50px\"><i><b>Note: <\/b>This change does <b>not <\/b>apply to agents created through Microsoft agent builder platforms such as  <b>Copilot Studio<\/b> or <b>Foundry<\/b>.<\/i><\/p>\n<p><i>What will happen<\/i><\/p>\n<ul>\n<li>A new<b> Agent 365\u2013powered agent registration Graph API<\/b> is available as of  <b>May 1, 2026<\/b>.<\/li>\n<li>The <b>existing agent registry Graph API&nbsp;will no longer be supported<\/b> starting<b> June 15, 2026<\/b>.<\/li>\n<li>Agents registered only through the existing API and not re\u2011registered before retirement&nbsp;<b>will stop functioning<\/b>.<\/li>\n<li>Administrators can view all registered agents in the<i><b> <a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">  All agents<\/a><\/b><\/i><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\"> view in the  <\/a><i><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">Microsoft 365 admin center (MAC)<\/a><\/i><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">.<\/a><\/li>\n<li>This message fulfills the API transition previously referenced in <b>MC1275311<\/b>.<\/li>\n<\/ul>\n<p><b>[What you can do to prepare]<\/b><\/p>\n<ul>\n<li><b>Identify <\/b>agent instances registered using the existing agent registry Graph API.<\/li>\n<li><b>Re\u2011register<\/b> those agents using the new <b>Agent 365\u2013powered agent registration Graph API before June 15, 2026<\/b>.<\/li>\n<li><b>Verify <\/b>agent registrations in the <i><b><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">All agents  <\/a><\/b><\/i><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">view in  <i>MAC<\/i>.<\/a><\/li>\n<li><b>Update<\/b> internal documentation or automation that references the existing API.<\/li>\n<li><b>Communicate<\/b> this change to development and platform teams responsible for agent management.<\/li>\n<\/ul>\n<p><b>Learn more:&nbsp;<\/b><\/p>\n<ul>\n<li><a href=\"https:\/\/learn.microsoft.com\/microsoft-365\/copilot\/extensibility\/api\/admin-settings\/agent-registration\/overview?branch=main\" target=\"_blank\">Agent Registration API overview | Extensibility | Microsoft 365 Copilot | Microsoft Learn<\/a><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/graph\/api\/resources\/agentregistry?view=graph-rest-beta\" target=\"_blank\">agentRegistry resource type | Microsoft Graph | Microsoft Learn<\/a><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/entra\/fundamentals\/whats-new\" target=\"_blank\">Microsoft Entra releases and announcements | Fundamentals | Microsoft Entra | Microsoft Learn<\/a><\/li>\n<\/ul>\n<p><b>[Compliance considerations]<\/b><\/p>\n<table class=\"table table-bordered\">\n<tbody>\n<tr>\n<td><b>Question<\/b><\/td>\n<td><b>Answer<\/b><\/td>\n<\/tr>\n<tr>\n<td>Does this change introduce or significantly modify AI\/ML or agent capabilities that interact with customer data?<\/td>\n<td>Yes. This change introduces a new <b>Agent 365\u2013powered agent registration API<\/b> that governs how agents are registered and managed within Microsoft 365. It does not change agent behavior or access to customer data.<\/td>\n<\/tr>\n<tr>\n<td>Does this change alter how admins can monitor, report on, or demonstrate compliance?<\/td>\n<td>Yes. Agent inventory and lifecycle visibility are centralized in the<i> Microsoft 365 admin center<\/i>, providing a unified view aligned with Agent 365.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><b><\/b><\/p>\n<\/td>\n<\/tr>\n<tr>\n<th>Machine Translation<\/th>\n<td>\n<p><b>[\u306f\u3058\u3081\u306b]<\/b><\/p>\n<p><i>MC1275311<\/i>\u5e74\u306b\u767a\u8868\u3055\u308c\u305f\u901a\u308a\u3001Microsoft\u306f\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u7ba1\u7406\u3092\u7d71\u5408\u3057\u3001\u7ba1\u7406\u8005\u304c\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u89b3\u5bdf\u3001\u7ba1\u7406\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u7c21\u7d20\u5316\u3057\u3001<b>Agent 365(A365)\u3092\u552f\u4e00\u306e\u771f\u5b9f\u306e\u60c5\u5831\u6e90\u3068\u3057\u3066\u3044\u307e\u3059\u3002&nbsp;  <\/b>\u65b0\u3057\u3044<b>Agent 365\u642d\u8f09\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332Microsoft Graph API<\/b>\u304c\u3053\u306e\u7d71\u5408\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u65e2\u5b58\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b8\u30b9\u30c8\u30eaGraph API\u306b\u4ee3\u308f\u308a\u307e\u3059\u3002\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306fAPI\u56fa\u6709\u306e\u8a73\u7d30\u3068\u5fc5\u8981\u306a\u30a2\u30af\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p><b>[\u3044\u3064\u8d77\u3053\u308b\u304b]<\/b><\/p>\n<ul>\n<li><b>\u4e00\u822c\u516c\u958b(\u4e16\u754c): <\/b>\u5c55\u958b\u306f <b>2026\u5e745\u6708\u521d\u65ec<\/b> \u306b\u59cb\u307e\u308a\u3001<b> 2026\u5e745\u6708\u4e0b\u65ec<\/b>\u307e\u3067\u306b\u5b8c\u4e86\u3059\u308b\u4e88\u5b9a\u3067\u3059\u3002<\/li>\n<li><b>API\u306e\u5ec3\u6b62: <\/b>\u65e2\u5b58\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8 <a href=\"https:\/\/learn.microsoft.com\/graph\/api\/resources\/agentregistry?view=graph-rest-beta\" target=\"_blank\">  \u30ec\u30b8\u30b9\u30c8\u30eaGraph API<\/a> \u306f<b> 2026\u5e746\u670815<\/b>\u65e5\u306b\u5ec3\u6b62\u958b\u59cb\u3055\u308c\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><b>[\u3053\u308c\u304c\u3042\u306a\u305f\u306e\u7d44\u7e54\u306b\u4e0e\u3048\u308b\u5f71\u97ff]<\/b><\/p>\n<p><i>\u5f71\u97ff\u3092\u53d7\u3051\u308b\u4eba\u7269<\/i><\/p>\n<ul>\n<li>Microsoft 365\u306e\u30c6\u30ca\u30f3\u30c8\u304c\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u81ea\u5df1<b> <\/b><b>\u767b\u9332<\/b>\u3057\u3001\u65e2\u5b58\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b8\u30b9\u30c8\u30eaGraph API\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059<\/li>\n<li><b>\u30ab\u30b9\u30bf\u30e0\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406<\/b>\u3092\u62c5\u5f53\u3059\u308b\u958b\u767a\u8005\u307e\u305f\u306f\u7ba1\u7406\u8005<\/li>\n<\/ul>\n<p style=\"margin-left: 50px\"><i><b>\u6ce8: <\/b>\u3053\u306e\u5909\u66f4\u306f<b>\u3001Copilot Studio<\/b>\u3084<b>Foundry<\/b>\u306a\u3069\u306eMicrosoft\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30d3\u30eb\u30c0\u30fc\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u901a\u3058\u3066\u4f5c\u6210\u3055\u308c\u305f\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306b\u306f\u9069\u7528<b>\u3055\u308c\u307e\u305b\u3093<\/b>\u3002<\/i><\/p>\n<p><i>\u4f55\u304c\u8d77\u3053\u308b\u306e\u304b<\/i><\/p>\n<ul>\n<li><b>2026\u5e745\u67081<\/b>\u65e5\u3088\u308a\u3001\u65b0\u3057\u3044<b>Agent 365\u642d\u8f09\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332\u30b0\u30e9\u30d5API<\/b>\u304c\u5229\u7528\u53ef\u80fd\u3067\u3059\u3002<\/li>\n<li><b>\u65e2\u5b58\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b8\u30b9\u30c8\u30eaGraph API&nbsp;<\/b>\u306f<b>2026\u5e746\u670815<\/b>\u65e5\u3088\u308a\u30b5\u30dd\u30fc\u30c8\u7d42\u4e86\u3068\u306a\u308a\u307e\u3059\u3002<\/li>\n<li>\u65e2\u5b58\u306eAPI\u3067\u306e\u307f\u767b\u9332\u3057\u3001\u9000\u8077&nbsp;\u524d\u306b\u518d\u767b\u9332\u3057\u306a\u304b\u3063\u305f\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8<b>\u306f\u6a5f\u80fd\u3092\u505c\u6b62\u3057\u307e\u3059<\/b>\u3002<\/li>\n<li>\u7ba1\u7406\u8005\u306f<i><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">Microsoft 365\u7ba1\u7406\u30bb\u30f3\u30bf\u30fc(MAC)<\/a><\/i>\u306e<i><b><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">\u300c\u5168\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8<\/a><\/b><\/i>\u300d<a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">\u30d3\u30e5\u30fc<\/a>\u3067\u3001\u3059\u3079\u3066\u306e\u767b\u9332\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u3092\u95b2\u89a7\u3067\u304d\u307e\u3059<a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">\u3002<\/a><\/li>\n<li>\u3053\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001 <b>MC1275311<\/b>\u3067\u5148\u306b\u8a00\u53ca\u3057\u305fAPI\u30c8\u30e9\u30f3\u30b8\u30b7\u30e7\u30f3\u3092\u6e80\u305f\u3057\u307e\u3059\u3002<\/li>\n<\/ul>\n<p><b>\u3010\u6e96\u5099\u306e\u305f\u3081\u306b\u3067\u304d\u308b\u3053\u3068\u3011<\/b><\/p>\n<ul>\n<li>\u65e2\u5b58\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30ec\u30b8\u30b9\u30c8\u30eaGraph API\u3067\u767b\u9332\u3055\u308c\u305f\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9<b>\u3092\u7279\u5b9a\u3057\u307e\u3059<\/b>\u3002<\/li>\n<li>\u3053\u308c\u3089\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306f<b>\u30012026\u5e746\u670815\u65e5\u307e\u3067\u306b\u65b0\u3057\u3044Agent 365\u642d\u8f09\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332Graph API<\/b>\u3092\u4f7f\u3063\u3066<b>\u518d\u767b\u9332<\/b>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\"><i>MAC<\/i>\u306e<\/a><i><b><a href=\"https:\/\/admin.microsoft.com\/Adminportal\/Home#\/homepage\" target=\"_blank\">\u300cAll agents\u300d<\/a><\/b><\/i>\u30d3\u30e5\u30fc\u3067\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332<b>\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044<\/b>\u3002<\/li>\n<li>\u65e2\u5b58\u306eAPI\u3092\u53c2\u7167\u3059\u308b\u5185\u90e8\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3084\u81ea\u52d5\u5316\u3092<b>\u66f4\u65b0<\/b>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li>\u3053\u306e\u5909\u66f4\u3092\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u7ba1\u7406\u3092\u62c5\u5f53\u3059\u308b\u958b\u767a\u30c1\u30fc\u30e0\u3084\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u30c1\u30fc\u30e0\u306b<b>\u4f1d\u3048\u3066\u304f\u3060\u3055\u3044<\/b>\u3002<\/li>\n<\/ul>\n<p><b>\u8a73\u3057\u304f\u306f\u3053\u3061\u3089:&nbsp;<\/b><\/p>\n<ul>\n<li><a href=\"https:\/\/learn.microsoft.com\/microsoft-365\/copilot\/extensibility\/api\/admin-settings\/agent-registration\/overview?branch=main\" target=\"_blank\">\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332API\u6982\u8981 |\u62e1\u5f35\u6027 |Microsoft 365 Copilot |Microsoft Learn<\/a><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/graph\/api\/resources\/agentregistry?view=graph-rest-beta\" target=\"_blank\">agentRegistry \u30ea\u30bd\u30fc\u30b9\u30bf\u30a4\u30d7 |Microsoft Graph |Microsoft Learn<\/a><\/li>\n<li><a href=\"https:\/\/learn.microsoft.com\/entra\/fundamentals\/whats-new\" target=\"_blank\">Microsoft Entra\u306e\u30ea\u30ea\u30fc\u30b9\u3068\u767a\u8868 |\u57fa\u790e |Microsoft Entra |Microsoft Learn<\/a><\/li>\n<\/ul>\n<p><b>[\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306e\u8003\u616e\u4e8b\u9805]<\/b><\/p>\n<table class=\"table table-bordered\">\n<tbody>\n<tr>\n<td><b>\u8cea\u554f<\/b><\/td>\n<td><b>\u56de\u7b54<\/b><\/td>\n<\/tr>\n<tr>\n<td>\u3053\u306e\u5909\u66f4\u306f\u3001\u9867\u5ba2\u30c7\u30fc\u30bf\u3068\u3084\u308a\u53d6\u308a\u3059\u308bAI\/ML\u3084\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u6a5f\u80fd\u3092\u5c0e\u5165\u3057\u305f\u308a\u3001\u5927\u5e45\u306b\u5909\u66f4\u3057\u305f\u308a\u3057\u307e\u3059\u304b?<\/td>\n<td>\u306f\u3044\u3002\u3053\u306e\u5909\u66f4\u306b\u3088\u308a\u3001Microsoft 365\u5185\u3067\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u306e\u767b\u9332\u304a\u3088\u3073\u7ba1\u7406\u65b9\u6cd5\u3092\u7ba1\u7406\u3059\u308b\u65b0\u3057\u3044 <b>Agent 365\u642d\u8f09\u306e\u30a8\u30fc\u30b8\u30a7\u30f3\u30c8\u767b\u9332API<\/b> 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