> ## Documentation Index > Fetch the complete documentation index at: https://docs.revoengine.com/llms.txt > Use this file to discover all available pages before exploring further. # Transcribe recorded assistant audio. > Upload a completed audio recording for transcription without exposing provider credentials to the client. ## OpenAPI ````yaml /api-reference/openapi.json post /api/v1/assistant/audio/transcriptions openapi: 3.0.0 info: title: RevoEngine Platform API description: Official RevoEngine Platform API documentation. version: 1.3.0 contact: name: Support email: support@revoengine.com termsOfService: https://docs.revoengine.com/tos servers: - url: https://api.revoengine.com description: Production security: [] tags: - name: Accounts description: Users, service accounts, API keys, status, and platform access. externalDocs: description: Identity and access guide url: https://docs.revoengine.com/operate/identity-and-access - name: Activity description: Snapshot-backed activity and version history. externalDocs: description: Observability guide url: https://docs.revoengine.com/operate/observability - name: Agent Memory description: Administrative access to durable Agent memory. externalDocs: description: Agent memory and workspaces guide url: https://docs.revoengine.com/ai/memory-and-workspaces - name: Agent Plugins description: Agent plugin definitions, synchronization, testing, and lifecycle. externalDocs: description: Agent plugins guide url: https://docs.revoengine.com/ai/plugins - name: Agents description: >- Agent definitions, runs, sessions, inboxes, memory, tools, workspaces, and lifecycle. externalDocs: description: Autonomous Agents guide url: https://docs.revoengine.com/ai/agents - name: Assistant description: >- Assistant threads, messages, responses, goals, reports, sharing, attachments, and control. externalDocs: description: Assistant guide url: https://docs.revoengine.com/ai/assistant - name: Automation description: >- Jobs, templates, schedules, events, webhooks, execution history, and lifecycle. externalDocs: description: Automation guide url: https://docs.revoengine.com/operate/automation - name: Chat description: Collaborative chat threads, messages, reactions, uploads, and attachments. externalDocs: description: Team Chat guide url: https://docs.revoengine.com/operate/chat - name: Component deployments description: >- Custom Node.js runtime deployment attempts, readiness, activation, and rollback. externalDocs: description: Custom Node.js guide url: https://docs.revoengine.com/build/custom-nodejs - name: Components description: Components, elements, versions, validation, activation, and lifecycle. externalDocs: description: Components guide url: https://docs.revoengine.com/build/components - name: Config description: Instance configuration, usage, logs, and cache administration. externalDocs: description: Instance settings guide url: https://docs.revoengine.com/platform/instance-settings - name: Database Cache description: Instance Database cache values and statistics. externalDocs: description: Database Cache guide url: https://docs.revoengine.com/operate/database-cache - name: Database Views description: Database Views, previews, refreshes, exports, and controlled data actions. externalDocs: description: Database Views guide url: https://docs.revoengine.com/operate/database-views - name: Databases description: Database definitions, data, audits, exports, cloning, and lifecycle. externalDocs: description: Databases guide url: https://docs.revoengine.com/operate/databases - name: Endpoints description: >- Endpoint definitions, activation, validation, generated OpenAPI, and statistics. externalDocs: description: Endpoints guide url: https://docs.revoengine.com/operate/endpoints - name: Files description: Compatibility file listing, preview, download, and deletion operations. externalDocs: description: Files compatibility guide url: https://docs.revoengine.com/operate/files - name: Groups description: Groups, membership, avatars, and lifecycle. externalDocs: description: Groups guide url: https://docs.revoengine.com/operate/groups - name: Me description: Current user profile, keys, avatar, and session information. externalDocs: description: Authentication guide url: https://docs.revoengine.com/developers/authentication - name: Preferences description: User and instance preference values. externalDocs: description: Platform UI guide url: https://docs.revoengine.com/platform/ui-tour - name: Role Groups description: Role groups, members, assigned roles, and lifecycle. externalDocs: description: Permissions guide url: https://docs.revoengine.com/operate/permissions - name: Roles description: Available platform roles and role details. externalDocs: description: Permissions guide url: https://docs.revoengine.com/operate/permissions - name: Search description: Cross-domain search over objects visible to the caller. externalDocs: description: Search and discovery guide url: https://docs.revoengine.com/platform/search - name: Secrets description: >- Secret definitions, revisions, activation, reveal, disable, and destruction. externalDocs: description: Secrets guide url: https://docs.revoengine.com/operate/secrets - name: Storage description: >- Storage workspaces, folders, objects, upload sessions, signed access, and lifecycle. externalDocs: description: Storage guide url: https://docs.revoengine.com/operate/storage externalDocs: description: Documentation url: https://docs.revoengine.com paths: /api/v1/assistant/audio/transcriptions: post: tags: - Assistant summary: Transcribe recorded assistant audio. description: >- Upload a completed audio recording for transcription without exposing provider credentials to the client. operationId: AssistantController_transcribeAudioFile parameters: [] requestBody: required: true description: Recorded assistant voice command audio upload. content: multipart/form-data: schema: type: object required: - file properties: file: type: string format: binary description: Audio file payload sent as multipart form-data. language: type: string description: Optional ISO-639-1 language hint, for example "en". prompt: type: string description: Optional extra transcription prompt or vocabulary. idempotencyKey: type: string description: >- Optional client-generated retry key for one recorded audio blob. responses: '200': description: Audio file transcribed. content: application/json: schema: $ref: '#/components/schemas/AssistantAudioTranscriptionResponseDto' '400': description: Missing, unsupported, or oversized audio file. '403': description: Forbidden. '502': description: Audio transcription failed. security: - bearer: [] components: schemas: AssistantAudioTranscriptionResponseDto: type: object properties: text: type: string description: Final transcript text for the uploaded audio file. model: type: string description: Identifier of the transcription model selected by the instance. idempotencyKey: type: string description: Retry key supplied by the client for this recorded audio blob. required: - text - model securitySchemes: bearer: scheme: bearer bearerFormat: JWT description: Bearer JWT token or API Key (sk-*). type: http ````