> ## Documentation Index > Fetch the complete documentation index at: https://docs.agentbody.io/llms.txt > Use this file to discover all available pages before exploring further. # Download TikTok sound as MP3 > Use this operation to save the sound of one public TikTok video or photo post as a retained MP3 file with a permanent download URL and normalized sound metadata. Pass a full tiktok.com link, a vm.tiktok.com or vt.tiktok.com short link, or a bare video ID. This is separately billed. ## OpenAPI ````yaml /api-reference/openapi.json post /v1/tiktok/audio/download openapi: 3.1.0 info: description: >- Direct authenticated APIs for public social data, people data, transcripts, documents, text, and SEO. Send an API key as a Bearer token. Responses never include provider credentials or raw provider payloads. license: name: Proprietary url: https://agentbody.io title: AgentBody API version: 2026-10-09.1 servers: - url: https://api.agentbody.io security: - bearerAuth: [] paths: /v1/tiktok/audio/download: post: tags: - tiktok summary: Download TikTok sound as MP3 description: >- Use this operation to save the sound of one public TikTok video or photo post as a retained MP3 file with a permanent download URL and normalized sound metadata. Pass a full tiktok.com link, a vm.tiktok.com or vt.tiktok.com short link, or a bare video ID. This is separately billed. operationId: post_v1_tiktok_audio_download parameters: - $ref: '#/components/parameters/IdempotencyKey' requestBody: content: application/json: schema: $ref: '#/components/schemas/TikTokAudioDownloadRequest' required: true responses: '200': $ref: '#/components/responses/TikTokAudioDownloadSuccess' '400': content: application/json: example: error: code: INVALID_ARGUMENT message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: INVALID_ARGUMENT type: string message: type: string required: - code - message type: object required: - error type: object description: Correct the input; do not retry unchanged. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string '401': content: application/json: example: error: code: UNAUTHENTICATED message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: UNAUTHENTICATED type: string message: type: string required: - code - message type: object required: - error type: object description: Configure a valid API key; do not retry unchanged. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string '409': content: application/json: example: error: code: CONFLICT message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: CONFLICT type: string message: type: string required: - code - message type: object required: - error type: object description: Follow the documented Idempotency-Key behavior before retrying. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string '502': content: application/json: example: error: code: UPSTREAM_INVALID_RESPONSE message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: UPSTREAM_INVALID_RESPONSE type: string message: type: string required: - code - message type: object required: - error type: object description: Retry with backoff, then report temporary unavailability. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string '503': content: application/json: example: error: code: UPSTREAM_UNAVAILABLE message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: UPSTREAM_UNAVAILABLE type: string message: type: string required: - code - message type: object required: - error type: object description: Retry with backoff, then report temporary unavailability. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string '504': content: application/json: example: error: code: UPSTREAM_TIMEOUT message: example error schema: additionalProperties: false properties: error: additionalProperties: false properties: code: const: UPSTREAM_TIMEOUT type: string message: type: string required: - code - message type: object required: - error type: object description: Retry with backoff, then report temporary unavailability. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string components: parameters: IdempotencyKey: description: Optional key for safely retrying a billable write request. example: request-20260819-001 in: header name: Idempotency-Key required: false schema: maxLength: 255 minLength: 1 type: string schemas: TikTokAudioDownloadRequest: additionalProperties: false properties: url: description: >- Public TikTok video or photo-post URL (tiktok.com/@user/video/{id}, tiktok.com/@user/photo/{id}, vm.tiktok.com or vt.tiktok.com short link, or bare video ID) whose sound is saved as MP3. type: string required: - url type: object TikTokAudioDownloadResult: additionalProperties: false properties: artist: description: Sound author reported upstream. type: string audio_url: description: Retained permanent MP3 file URL. format: uri type: string duration_seconds: description: Sound duration in seconds. type: number file_name: type: string file_size_bytes: format: int64 type: integer is_original_sound: type: boolean sound_title: type: string video_url: description: The source TikTok video URL the sound was extracted from. format: uri type: string required: - video_url - audio_url type: object responses: TikTokAudioDownloadSuccess: content: application/json: example: artist: Khabane lame audio_url: >- https://api.apify.com/v2/key-value-stores/example/records/khabylame-original-sound.mp3 duration_seconds: 26 file_name: khabylame-original-sound.mp3 file_size_bytes: 418524 is_original_sound: true sound_title: original sound video_url: https://www.tiktok.com/@khaby.lame/video/7689510970292489502 schema: $ref: '#/components/schemas/TikTokAudioDownloadResult' description: Retained TikTok sound MP3 file URL and normalized track metadata. headers: X-Request-Id: description: Gateway request identifier for support and audit. schema: format: uuid type: string securitySchemes: bearerAuth: scheme: bearer type: http ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.