openapi: 3.0.0 info: title: Webex Admin Address Book Conference Controls API version: 1.0.0 description: The Webex Admin APIs provide comprehensive programmatic access to administrative functions for managing Webex organizations, users, licenses, and settings. These APIs enable automation of user provisioning, license assignment, compliance management, and audit event retrieval. Administrators can integrate with enterprise identity systems, enforce security policies, monitor usage, and streamline onboarding/offboarding processes. The APIs support granular control over organizational resources, making them ideal for large-scale deployments and custom admin tooling. tags: - name: Conference Controls paths: /telephony/conference: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Start Conference operationId: Start Conference description: 'Join the user''s calls into a conference. A minimum of two call IDs are required. Each call ID identifies an existing call between the user and a participant to be added to the conference.' tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callIds: - Y2lzY29z...,Y2lzY30z... lineOwnerId: Y2lzY29z... schema: type: object required: - callIds properties: callIds: type: array items: type: string example: Y2lzY29z...,Y2lzY30z... description: List of call identifiers of the participants to join into the conference. A minimum of two call IDs are required. lineOwnerId: type: string example: Y2lzY29z...Y description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. delete: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Release Conference operationId: Release Conference description: Release the conference (the host and all participants). Note that for a 3WC (three-way call) the [Transfer API](/docs/api/v1/call-controls/transfer) can be used to perform an attended transfer so that the participants remain connected. tags: - Conference Controls parameters: - name: lineOwnerId in: query description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. example: Y2lzY29z... schema: type: string get: responses: '200': description: OK headers: {} content: application/json: schema: $ref: '#/components/schemas/ConferenceDetails' example: state: connected appearance: 3 created: '2023-03-02T15:00:00.000Z' muted: false participants: - callId: Y2lzY29zcGFyazovL3VzL0NBTEwvQkNMRC9jYWxsaGFsZi00ODg6MA muted: false deafened: false - callId: Y2lzY29zcGFyazovL3VzL0NBTEwvQkNMRC9jYWxsaGFsZi00ODg6MQ muted: false deafened: false '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Get Conference Details operationId: Get Conference Details description: Get the details of the conference. An empty JSON object body is returned if there is no conference. tags: - Conference Controls parameters: - name: lineOwnerId in: query description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. example: Y2lzY29z... schema: type: string /telephony/conference/addParticipant: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Add Participant operationId: Add Participant description: Adds a participant to an existing conference. The request body contains the participant's call ID. tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callId: Y2lzY29z... lineOwnerId: Y2lzY29z... schema: type: object required: - callId properties: callId: type: string example: Y2lzY29z... description: The call identifier of the participant to add. lineOwnerId: type: string example: Y2lzY29zc... description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. /telephony/conference/mute: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Mute operationId: Mute description: Mutes the host or a participant. Mutes the host when no request body is provided (i.e. media stream from the host will not be transmitted to the conference). Mutes a participant when the request body contains the participant's call ID (i.e. media stream from the participant will not be transmitted to the conference). tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callId: Y2lzY29z... schema: type: object properties: callId: type: string example: Y2lzY29z... description: The call identifier of the participant to mute. The conference host is muted when this attribute is not provided. /telephony/conference/unmute: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Unmute operationId: Unmute description: Unmutes the host or a participant. Unmutes the host when no request body is provided (i.e. media stream from the host will be transmitted to the conference). Unmutes a participant when the request body contains the participant's call ID (i.e. media stream from the participant will be transmitted to the conference). tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callId: Y2lzY29z... schema: type: object properties: callId: type: string example: Y2lzY29z... description: The call identifier of the participant to unmute. The conference host is unmuted when this attribute is not provided. /telephony/conference/deafen: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Deafen Participant operationId: Deafen Participant description: 'Deafens a participant (i.e. media stream will not be transmitted to the participant). The request body contains the call ID of the participant to deafen' tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callId: Y2lzY29z... schema: type: object required: - callId properties: callId: type: string example: Y2lzY29z... description: The call identifier of the participant to deafen. /telephony/conference/undeafen: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Undeafen Participant operationId: Undeafen Participant description: "Undeafens a participant (i.e. resume transmitting the conference media stream to the participant). \nThe request body contains the call ID of the participant to undeafen." tags: - Conference Controls parameters: [] requestBody: content: application/json: example: callId: Y2lzY29z... schema: type: object required: - callId properties: callId: type: string example: Y2lzY29z... description: The call identifier of the participant to undeafen. /telephony/conference/hold: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Hold operationId: Hold description: Hold the conference host. There is no request body. tags: - Conference Controls parameters: - name: lineOwnerId in: query description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. example: Y2lzY29z... schema: type: string /telephony/conference/resume: post: responses: '204': description: No Content headers: {} content: {} '400': description: 'Bad Request: The request was invalid or cannot be otherwise served. An accompanying error message will explain further.' '401': description: 'Unauthorized: Authentication credentials were missing or incorrect.' '403': description: 'Forbidden: The request is understood, but it has been refused or access is not allowed.' '404': description: 'Not Found: The URI requested is invalid or the resource requested, such as a user, does not exist. Also returned when the requested format is not supported by the requested method.' '405': description: 'Method Not Allowed: The request was made to a resource using an HTTP request method that is not supported.' '409': description: 'Conflict: The request could not be processed because it conflicts with some established rule of the system. For example, a person may not be added to a room more than once.' '410': description: 'Gone: The requested resource is no longer available.' '415': description: 'Unsupported Media Type: The request was made to a resource without specifying a media type or used a media type that is not supported.' '423': description: 'Locked: The requested resource is temporarily unavailable. A Retry-After header may be present that specifies how many seconds you need to wait before attempting the request again.' '428': description: 'Precondition Required: File(s) cannot be scanned for malware and need to be force downloaded.' '429': description: 'Too Many Requests: Too many requests have been sent in a given amount of time and the request has been rate limited. A Retry-After header should be present that specifies how many seconds you need to wait before a successful request can be made.' '500': description: 'Internal Server Error: Something went wrong on the server. If the issue persists, feel free to contact the [Webex Developer Support team](/explore/support).' '502': description: 'Bad Gateway: The server received an invalid response from an upstream server while processing the request. Try again later.' '503': description: 'Service Unavailable: Server is overloaded with requests. Try again later.' '504': description: 'Gateway Timeout: An upstream server failed to respond on time. If your query uses max parameter, please try to reduce it.' summary: Resume operationId: Resume description: Resumes the held conference host. There is no request body. tags: - Conference Controls parameters: - name: lineOwnerId in: query description: The ID of a user, workspace, or virtual line for which there is a secondary line on a device owned by the user invoking the API. example: Y2lzY29z... schema: type: string components: schemas: ConferenceTypeEnum: type: string enum: - bargeIn - silentMonitoring - coaching ConferenceStateEnum: type: string enum: - connected - held - disconnected description: " * `connected` - The controller is an active participant.\n * `held` - The controller has held the conference and so is no longer an active participant.\n * `disconnected` - The conference has been released.\n" ConferenceDetails: type: object required: - state - created - muted properties: state: $ref: '#/components/schemas/ConferenceStateEnum' description: The state of the conference. appearance: type: number example: 2 description: The appearance index for the conference leg. Only present when the conference has an appearance value assigned. created: type: string example: '2023-03-02T15:00:00.000Z' description: 'The conference start time in ISO 8601 format. ' muted: type: boolean description: Indicates if the host of the conference has been muted. type: $ref: '#/components/schemas/ConferenceTypeEnum' description: The type of conference for a non-standard conference. participants: type: array items: $ref: '#/components/schemas/ConferenceParticipant' description: The participants in the conference. ConferenceParticipant: type: object required: - callId - muted - deafened properties: callId: type: string example: Y2lzY29z... description: The callId of the call. muted: type: boolean example: true description: Indicates if the participant has been muted. deafened: type: boolean example: true description: Indicates if the participant has been deafened (i.e. media stream is not being transmitting to the participant) securitySchemes: oauth2: flows: authorizationCode: authorizationUrl: / scopes: {} tokenUrl: / type: oauth2 bearer-key: type: http description: e.g. Bearer YOUR_AUTHORIZATION_TOKEN scheme: bearer bearerFormat: JWT bearerAuth: type: oauth2 description: OAuth 2.0 Bearer token authentication flows: authorizationCode: authorizationUrl: https://webexapis.com/v1/authorize tokenUrl: https://webexapis.com/v1/access_token scopes: spark:applications_token: Create access tokens for Service Apps