> ## Documentation Index > Fetch the complete documentation index at: https://docs.asapp.com/llms.txt > Use this file to discover all available pages before exploring further. # Start streaming > This starts the transcription of the audio stream. Use in conjunction with the [stop-streaming](/apis/media-gateway/stop-streaming-audio) endpoint to control when transcription occurs for a given call. This allow you to prevent transcription of sensitive parts of a conversation, such as entering PCI data. ## OpenAPI ````yaml /api-specs/mg-autotranscribe.yaml post /mg-autotranscribe/v1/start-streaming openapi: 3.0.0 info: title: MG Autotranscribe API Router description: Router service for controlling MG transcription version: '1' servers: - url: https://api.sandbox.asapp.com security: - API-ID: [] API-Secret: [] tags: - name: AutoTranscribe Media Gateway description: >- Operations for controlling AutoTranscribe Media Gateway transcription and streaming paths: /mg-autotranscribe/v1/start-streaming: post: tags: - AutoTranscribe Media Gateway summary: Start streaming description: > This starts the transcription of the audio stream. Use in conjunction with the [stop-streaming](/apis/media-gateway/stop-streaming-audio) endpoint to control when transcription occurs for a given call. This allow you to prevent transcription of sensitive parts of a conversation, such as entering PCI data. operationId: startStreaming requestBody: required: true content: application/json: schema: type: object properties: namespace: description: The media gateway platform or protocol you are using. type: string enum: - siprec - twilio - amazonconnect - genesysaudiohook guid: description: >- The globally unique Id for the call, also sometimes called Unique Call Id (UCID). Must be in decimal form. type: string autotranscribeParams: type: object properties: language: description: IETF language tag type: string default: en-US detailedToken: description: > Determines whether AutoTranscribe outputs word-level details like word content, timestamp and word type type: boolean default: false audioRecordingAllowed: description: > Determines whether ASAPP may record and store the audio for this conversation for the purposes of model training type: boolean default: false redactionOutput: description: > Determines whether the transcription output is redacted. If detailedToken is true, requests with value "redacted" or "redacted_and_unredacted" will be rejected. If no redaction rules configured by the client for "redacted" or "redacted_and_unredacted", the request will be rejected. type: string default: redacted enum: - redacted - unredacted - redacted_and_unredacted example: language: en-US detailedToken: false audioRecordingAllowed: false redactionOutput: redacted siprecParams: type: object properties: mediaLineOrder: description: > Defines the mapping of media lines (m-lines) in SDP of SIPREC protocol. - `CUSTOMER_FIRST` will map top audio m-line to customer side of conversation (usual for inbound calls to call center, default) - `AGENT_FIRST` will map top audio m-line to agent side of the conversation (usual for outbound calls from call center) type: string default: CUSTOMER_FIRST enum: - CUSTOMER_FIRST - AGENT_FIRST twilioParams: type: object properties: trackMap: type: object properties: inbound: type: string description: The inbound twilio track default: customer enum: - customer - agent outbound: type: string description: The outbound twilio track default: agent enum: - customer - agent example: trackMap: inbound: customer outbound: agent amazonConnectParams: type: object properties: streamArn: type: string description: Amazon stream arn startSelectorType: type: string description: >- Identifies the fragment on the Kinesis video stream where you want to start getting the data from enum: - NOW - FRAGMENT_NUMBER afterFragmentNumber: type: string description: >- Amazon fragment number from where you want to start returning the fragments - mandatory if startSelectorType is FRAGMENT_NUMBER example: streamArn: >- arn:aws:kinesisvideo:us-east-1:000000000000:stream/streamtest-connect-asappconnect-contact-1117e864-690f-4e1e-9dcf-6fbfcc288e41/1654194145007 startSelectorType: FRAGMENT_NUMBER afterFragmentNumber: '91343852333181476958523476930058290730435475343' customerId: description: >- Id of the customer on the call. Usually taken from Call Center CTI information. type: string agentId: description: >- The Id of the agent on the call. Usually taken from Call Center CTI information. type: string required: - namespace - guid - customerId - agentId example: namespace: siprec guid: 0867617078-0032318833-2221801472-0002236962 customerId: customerId agentId: agentId autotranscribeParams: language: en-US siprecParams: mediaLineOrder: CUSTOMER_FIRST responses: '200': description: Router processed the request, details are in the response body content: application/json: schema: type: object properties: autotranscribeResponse: type: object properties: customer: type: object properties: streamId: type: string example: 5ce2b755-3f38-11ed-b755-7aed4b5c38d5 status: type: object properties: code: type: integer example: 1000 description: type: string example: OK agent: type: object properties: streamId: type: string example: 5ce2b755-3f38-11ed-b755-7aed4b5c38d5 status: type: object properties: code: type: integer example: 1000 description: type: string example: OK isOk: type: boolean errorMessage: type: string example: isOk: true autotranscribeResponse: customer: streamId: 5ce2b755-3f38-11ed-b755-7aed4b5c38d5 status: code: 1000 description: OK agent: streamId: cf31116-3f38-11ed-9116-7a0a36c763f1 status: code: 1000 description: OK '400': description: 400 - Bad request content: application/json: schema: description: Bad request response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 400-01 message: Bad request description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '401': description: 401 - Unauthorized content: application/json: schema: description: Unauthorized response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 401-01 message: Unauthorized description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '403': description: 403 - Forbidden content: application/json: schema: description: Forbidden response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 403-01 message: Forbidden Response description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '404': description: 404 - Not Found content: application/json: schema: description: Not Found response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 404-01 message: Not Found description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '409': description: 409 - Conflict content: application/json: schema: description: Conflict response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 409-01 message: Conflict description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '413': description: 413 - Request Entity Too Large content: application/json: schema: description: Request Entity Too Large response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 413-01 message: Request Entity Too Large description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '422': description: 422 - Unprocessable Entity content: application/json: schema: description: Unprocessable Entity response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 422-01 message: Unprocessable Entity description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '429': description: 429 - Too Many Requests content: application/json: schema: description: Too Many Requests response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 429-01 message: Too Many Requests description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message '503': description: 503 - Service Unavailable content: application/json: schema: description: Service Unavailable response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 503-01 message: Service Unavailable description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message default: description: 500 - Internal Server Error content: application/json: schema: description: Default error response type: object properties: error: example: requestId: 8e033668-9f1a-11ec-b909-0242ac120002 code: 500-01 message: Internal server error description: Error details type: object properties: requestId: type: string description: Unique ID of the failing request message: type: string description: Error message code: type: string description: Error code required: - requestId - message components: securitySchemes: API-ID: type: apiKey in: header name: asapp-api-id API-Secret: type: apiKey in: header name: asapp-api-secret ````