title	Create agentInstance
description	Create a new agentInstance object.
author	jasondou
ms.date	11/06/2025
ms.localizationpriority	medium
ms.subservice	entra-agent-id
doc_type	apiPageType

Create agentInstance

Namespace: microsoft.graph

[!INCLUDE beta-disclaimer]

Create a new agentInstance object.

[!INCLUDE national-cloud-support]

Permissions

Choose the permission or permissions marked as least privileged for this API. Use a higher privileged permission or permissions only if your app requires it. For details about delegated and application permissions, see Permission types. To learn more about these permissions, see the permissions reference.

[!INCLUDE permissions-table]

[!INCLUDE rbac-agentregistry-apis]

HTTP request

POST /agentRegistry/agentInstances

Request headers

Name	Description
Authorization	Bearer {token}. Required. Learn more about authentication and authorization.
Content-Type	application/json. Required.

Request body

In the request body, supply a JSON representation of the agentInstance object.

You can specify the following properties when creating an agentInstance.

Property	Type	Description
ownerIds	String collection	List of owner identifiers for the agent instance. Required.
managedBy	String	Application identifier managing this agent. Optional.
originatingStore	String	Name of the store/system where agent originated. Optional.
displayName	String	Display name for the agent instance. Required.
sourceAgentId	String	Original agent identifier from source system. Optional.
agentIdentityBlueprintId	String	Agent identity blueprint identifier. Optional.
agentIdentityId	String	Entra agent identity identifier. Optional.
agentUserId	String	User identifier associated with the agent. Optional.
url	String	Endpoint URL for the agent instance. Optional.
preferredTransport	String	Preferred transport protocol (JSONRPC, GRPC, HTTP+JSON). Optional.
additionalInterfaces	agentInterface collection	Additional interfaces/transports supported by the agent (url, transport). Optional.
signatures	agentCardSignature collection	Digital signatures for the agent instance (protected, signature, header). Optional.

Response

If successful, this method returns a 201 Created response code and an agentInstance object in the response body.

Examples

Example 1: Create an agentInstance with a new agentCardManifest

Request

The following example shows a request.

HTTP

POST https://graph.microsoft.com/beta/agentRegistry/agentInstances
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ],
  "agentCardManifest": {
    "ownerIds": [
      "0ef68a76-e247-41dd-947b-41282760a2ac"
    ],
    "originatingStore": "Copilot Studio",
    "displayName": "Conditional Access Agent Card",
    "description": "Manages organizational conditional access policies",
    "iconUrl": "https://example.com/icon.png",
    "provider": {
      "organization": "Test Organization",
      "url": "https://test.com"
    },
    "protocolVersion": "1.0",
    "version": "1.0.0",
    "documentationUrl": "https://example.com/docs",
    "capabilities": {
      "streaming": false,
      "pushNotifications": false,
      "stateTransitionHistory": true,
      "extensions": [
        {
          "uri": "https://contoso.example.com/a2a/capabilities/secureMessaging",
          "description": null,
          "required": false,
          "params": {
            "useHttps": true
          }
        }
      ]
    },
    "defaultInputModes": [
      "application/json"
    ],
    "defaultOutputModes": [
      "application/json",
      "text/html"
    ],
    "supportsAuthenticatedExtendedCard": true,
    "skills": [
      {
        "id": "threat-detection",
        "displayName": "Threat Detection",
        "description": "Detect security threats in real-time",
        "tags": [
          "security",
          "threat",
          "detection"
        ],
        "examples": [
          "Analyze this log for threats",
          "Check for malware"
        ],
        "inputModes": [
          "application/json",
          "text/plain"
        ],
        "outputModes": [
          "application/json",
          "text/html"
        ]
      }
    ]
  }
}

C#

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Go

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Java

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

JavaScript

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

PHP

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Python

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Response

The following example shows the response.

Note: The response object shown here might be shortened for readability.

HTTP/1.1 201 Created
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ]
}

Example 2: Create an agentInstance and reference an existing agentCardManifest

Request

The following example shows a request.

HTTP

POST https://graph.microsoft.com/beta/agentRegistry/agentInstances
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ],
  "agentCardManifest@odata.bind": "https://graph.microsoft.com/beta/agentRegistry/agentCardManifests('employee-assistant')"
}

C#

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Go

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Java

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

JavaScript

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

PHP

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Python

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Response

The following example shows the response.

Note: The response object shown here might be shortened for readability.

HTTP/1.1 201 Created
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ]
}

Example 3: Create an agentInstance without the agentCardManifest

Request

The following example shows a request. To add an agentCardManifest later, use the Update agentInstance API.

HTTP

POST https://graph.microsoft.com/beta/agentRegistry/agentInstances
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ]
}

C#

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Go

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Java

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

JavaScript

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

PHP

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Python

[!INCLUDE sample-code] [!INCLUDE sdk-documentation]

Response

The following example shows the response.

Note: The response object shown here might be shortened for readability.

HTTP/1.1 201 Created
Content-Type: application/json

{
  "id": "Security Copilot Platform Agent: 00222",
  "ownerIds": [
    "daf58b0e-44e1-433c-b6b0-ca70cae320b8",
    "b9108c41-d2d2-4e78-b073-92f57b752bd0"
  ],
  "managedBy": "719cc904-9700-4e08-9941-fd826cc84c60",
  "originatingStore": "Microsoft Security Copilot",
  "createdBy": "d47bffae-411a-4de9-8548-05e79bc01f0d",
  "displayName": "Conditional Access Agent",
  "sourceAgentId": "00222",
  "agentIdentityBlueprintId": "d0108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentIdentityId": "dd108c41-d2d2-4e78-b073-92f57b752bd0",
  "agentUserId": "ee108c41-d2d2-4e78-b073-92f57b752bd0",
  "createdDateTime": "2025-01-01T00:00:00.1234567Z",
  "lastModifiedDateTime": "2025-01-01T00:00:00.1234567Z",
  "url": "https://conditional-access-agent.example.com/a2a/v1",
  "preferredTransport": "JSONRPC",
  "additionalInterfaces": [
    {
      "url": "https://conditional-access-agent.example.com/a2a/v1",
      "transport": "JSONRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/grpc",
      "transport": "GRPC"
    },
    {
      "url": "https://conditional-access-agent.example.com/a2a/json",
      "transport": "HTTP+JSON"
    }
  ],
  "signatures": [
    {
      "protected": "eyJhbGciOiJFUzI1NiIsImtpZCI6ImRpZDp3ZWI6Y29udG9zby5leGFtcGxlI2tleS0xIiwidHlwIjoiYWdlbnRjYXJkK2p3cyJ9",
      "signature": "xOSim9oMw_CdZM-qDhmwpB5fJcBx5I30yh-FZULd1j9ruPEUBnJzmfCynNfH1KgmJ2B7ulAYc7D2iIb-4Ul-8w",
      "header": {
        "kidHint": "contoso-key-1",
        "nonce": "f1e9b6c3-2f3a-4a3a-b604-1f9af3f2a9c0"
      }
    }
  ]
}

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Create agentInstance

Permissions

HTTP request

Request headers

Request body

Response

Examples

Example 1: Create an agentInstance with a new agentCardManifest

Request

HTTP

C#

Go

Java

JavaScript

PHP

Python

Response

Example 2: Create an agentInstance and reference an existing agentCardManifest

Request

HTTP

C#

Go

Java

JavaScript

PHP

Python

Response

Example 3: Create an agentInstance without the agentCardManifest

Request

HTTP

C#

Go

Java

JavaScript

PHP

Python

Response

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File metadata and controls

Create agentInstance

Permissions

HTTP request

Request headers

Request body

Response

Examples

Example 1: Create an agentInstance with a new agentCardManifest

Request

Response

Example 2: Create an agentInstance and reference an existing agentCardManifest

Request

Response

Example 3: Create an agentInstance without the agentCardManifest

Request

Response