openapi: 3.0.0
info:
  title: 3gpp-am-policyauthorization
  version: 1.2.0
  description: |
    API for AM policy authorization.  
    © 2025, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.
externalDocs:
  description: >
    3GPP TS 29.522 V19.5.0; 5G System; Network Exposure Function Northbound APIs.
  url: 'https://www.3gpp.org/ftp/Specs/archive/29_series/29.522/'
security:
  - {}
  - oAuth2ClientCredentials: []
servers:
  - url: '{apiRoot}/3gpp-am-policyauthorization/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 5.2.4 of 3GPP TS 29.122.
paths:
  /{afId}/app-am-contexts:
    post:
      summary: Creates a new Individual application AM Context resource
      operationId: PostAppAmContexts
      tags:
        - Application AM Contexts
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
      requestBody:
        description: new resource creation
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AppAmContextExpData'
      responses:
        '201':
          description: Created (Successful creation)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AppAmContextExpRespData'
          headers:
            Location:
              description: Contains the URI of the newly created resource.
              required: true
              schema:
                type: string
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      callbacks:
        amEventNotification:
          '{$request.body#/evSubscs/eventNotifUri}':
            post:
              requestBody:
                description: Notification of an event occurrence.
                required: true
                content:
                  application/json:
                    schema:
                      $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsNotification'
              responses:
                '204':
                  description: The receipt of the notification is acknowledged
                '307':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/307'
                '308':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/308'
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{afId}/app-am-contexts/{appAmContextId}:
    get:
      summary: read an existing Individual application AM context
      operationId: GetAppAmContext
      tags:
        - Individual Application AM Context
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: appAmContextId
          in: path
          description: Identifier of the Individual application AM context
          required: true
          schema:
            type: string
      responses:
        '200':
          description: OK (A representation of the resource is successfully returned)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AppAmContextExpData'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    patch:
      summary: partial modifies an existing Individual application AM context
      operationId: ModAppAmContext
      tags:
        - Individual Application AM Context
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: appAmContextId
          in: path
          description: Identifier of the application AM context resource
          required: true
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/merge-patch+json:
            schema:
              $ref: '#/components/schemas/AppAmContextExpUpdateData'
      responses:
        '200':
          description: >
            successful modification of the resource and a representation of that
            resource is returned. If a subscribed event is matched, the event
            notification is also included in the response.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AppAmContextExpRespData'
        '204':
          description: The successful modification
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

    delete:
      summary: Deletes an existing Individual Application AM Context
      operationId: DeleteAppAmContext
      tags:
        - Individual Application AM Context
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: appAmContextId
          in: path
          description: string identifying the Individual aaplication AM context resource
          required: true
          schema:
            type: string
      responses:
        '204':
          description: The deletion is confirmed without returning additional data.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

  /{afId}/app-am-contexts/{appAmContextId}/events-subscription:
    put:
      summary: creates or modifies an AM Policy Events Subscription sub-resource.
      operationId: UpdateAmEventsSubsc
      tags:
        - AM Policy Events Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: appAmContextId
          in: path
          description: string identifying the AM Policy Events Subscription subresource
          required: true
          schema:
            type: string
      requestBody:
        description: >
          Creation or modification of an application AM Policy Events Subscription sub-resource.
        required: true
        content:
          application/json:
            schema:
              $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsSubscData'
      responses:
        '201':
          description: >
            The creation of the application AM Policy Events Subscription sub-resource
            is confirmed and its representation is returned. If an AM Event is matched,
            the response also includes the notification.
          content:
            application/json:
              schema:
                $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsSubscRespData'
          headers:
            Location:
              description: >
                Contains the URI of the created AM Policy Events Subscription
                subresource, according to the structure
                {apiRoot}/3gpp-am-policyauthorization/v1/{afId}/app-am-
                contexts/{appAmContextId}/events-subscription}
              required: true
              schema:
                type: string
        '200':
          description: >
            The modification of the AM Policy Events Subscription subresource is confirmed
            and its representation is returned. If an AM Event is matched, the response also
            includes the notification.
          content:
            application/json:
              schema:
                $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsSubscRespData'
        '204':
          description: >
            The modification of the AM Policy Events Subscription subresource is confirmed
            without returning additional data.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
      callbacks:
        amEventNotification:
          '{$request.body#/evSubscs/eventNotifUri}':
            post:
              requestBody:
                description: Contains the information for the notification of an event occurrence.
                required: true
                content:
                  application/json:
                    schema:
                      $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsNotification'
              responses:
                '204':
                  description: The receipt of the notification is acknowledged.
                '307':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/307'
                '308':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/308'
                '400':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/400'
                '401':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/401'
                '403':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/403'
                '404':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/404'
                '411':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/411'
                '413':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/413'
                '415':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/415'
                '429':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/429'
                '500':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/500'
                '503':
                  $ref: 'TS29122_CommonData.yaml#/components/responses/503'
                default:
                  $ref: 'TS29122_CommonData.yaml#/components/responses/default'
    delete:
      summary: deletes the AM Policy Events Subscription sub-resource
      operationId: DeleteAmEventsSubsc
      tags:
        - AM Policy Events Subscription
      parameters:
        - name: afId
          in: path
          description: Identifier of the AF
          required: true
          schema:
            type: string
        - name: appAmContextId
          in: path
          description: string identifying the Individual Application AM Context resource.
          required: true
          schema:
            type: string
      responses:
        '204':
          description: >
            The deletion of the of the AM Policy Events Subscription subresource
            is confirmed without returning additional data.
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'

components:
  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{tokenUrl}'
          scopes: {}
  schemas: 
    AppAmContextExpData:
      description: Represents an Individual application AM context exposure resource.
      type: object
      properties:
        self:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        evSubscs:
          $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsSubscData'
        gpsi:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Gpsi'
        highThruInd:
          type: boolean
        covReqs:
          type: array
          items:
            $ref: '#/components/schemas/GeographicalArea'
          minItems: 1
          nullable: true
        policyDuration:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/DurationSecRm'
        sliceReplReq:
          $ref: '#/components/schemas/SliceReplReq'
        suppFeat:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
        requestTestNotification:
          type: boolean
          description: >
            Set to true by the AF to request the NEF to send a test notification
            as defined in clause 5.2.5.3 of 3GPP TS 29.122. Set to false or omitted otherwise.
        websockNotifConfig:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/WebsockNotifConfig'
      required:
        - gpsi
      anyOf:
        - required: [highThruInd]
        - required: [covReqs]
        - required: [sliceReplReq]

    AppAmContextExpUpdateData:
      description: >
        Contains the modification(s) to be applied to the Individual application
        AM context exposure resource.
      type: object
      properties:
        evSubscs:
          $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsSubscDataRm'
        highThruInd:
          type: boolean
        covReqs:
          type: array
          items:
            $ref: '#/components/schemas/GeographicalArea'
          minItems: 1
        policyDuration:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/DurationSecRm'
        sliceReplReq:
          $ref: '#/components/schemas/SliceReplReq'

    GeographicalArea:
      description: Contains geographical area information (e.g.a civic address or shapes).
      type: object
      properties:
        civicAddress:
          $ref: 'TS29572_Nlmf_Location.yaml#/components/schemas/CivicAddress'
        shapes:
          $ref: 'TS29572_Nlmf_Location.yaml#/components/schemas/GeographicArea'

    AppAmContextExpRespData:
      description: >
        It represents a response to a modification or creation request of an Individual
        Application AM resource. It may contain the notification of the already met events
      anyOf:
        - $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AppAmContextData'
        - $ref: 'TS29534_Npcf_AMPolicyAuthorization.yaml#/components/schemas/AmEventsNotification'

    SliceReplReqInfo:
      description: >
        Represents the AF requested Network Slice Replacement requirements information.
      type: object
      properties:
        snssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        altSnssai:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/Snssai'
        afServId:
          type: string
        altAfServId:
          type: string
      oneOf:
        - required: [snssai, altSnssai]
        - required: [afServId, altAfServId]

    SliceReplReq:
      description: >
        Represents the requested Network Slice Replacement requirements.
      type: object
      properties:
        type:
          $ref: '#/components/schemas/SliceReplType'
        afSliceReplReq:
          $ref: '#/components/schemas/SliceReplReqInfo'
      required:
        - type


#
# ENUMERATIONS
#

    SliceReplType:
      anyOf:
        - type: string
          enum:
          - INITIATE_AF_REQ_SLICE_REP
          - TERMINATE_AF_REQ_SLICE_REP
        - type: string
          description: >
            This string provides forward-compatibility with future extensions to the enumeration but
            is not used to encode content defined in the present version of this API.
      description: |
        Represents the type of the requested Network Slice Replacement.
        Possible values are:
        - INITIATE_AF_REQ_SLICE_REP: Indicates that the type of the requested Network Slice
          Replacement is the initiation of an AF requested Network Slice Replacement.
        - TERMINATE_AF_REQ_SLICE_REP: Indicates that the type of the requested Network Slice
          Replacement is the termination of a previously requested Network Slice Replacement from
          the AF.