> This is a page from the ElevenLabs documentation. For a complete page index, fetch https://elevenlabs.io/docs/llms.txt. For the full documentation in a single file, fetch https://elevenlabs.io/docs/llms-full.txt. # Audio isolation POST https://api.elevenlabs.io/v1/audio-isolation Content-Type: multipart/form-data Removes background noise from audio. Reference: https://elevenlabs.io/docs/api-reference/audio-isolation/convert ## OpenAPI Specification ```yaml openapi: 3.1.0 info: title: api version: 1.0.0 paths: /v1/audio-isolation: post: operationId: convert summary: Audio isolation description: Removes background noise from audio. tags: - subpackage_audioIsolation parameters: - name: xi-api-key in: header required: false schema: type: string responses: '200': description: Successful Response content: application/json: schema: $ref: '#/components/schemas/audio_isolation_convert_Response_200' '422': description: Validation Error content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' requestBody: content: multipart/form-data: schema: type: object properties: audio: type: string format: binary description: >- The audio file from which vocals/speech will be isolated from. file_format: oneOf: - $ref: >- #/components/schemas/V1AudioIsolationPostRequestBodyContentMultipartFormDataSchemaFileFormat - type: 'null' default: other description: >- The format of input audio. Options are 'pcm_s16le_16' or 'other' For `pcm_s16le_16`, the input audio must be 16-bit PCM at a 16kHz sample rate, single channel (mono), and little-endian byte order. Latency will be lower than with passing an encoded waveform. preview_b64: type: - string - 'null' description: Optional preview image base64 for tracking this generation. required: - audio servers: - url: https://api.elevenlabs.io - url: https://api.us.elevenlabs.io - url: https://api.eu.residency.elevenlabs.io - url: https://api.in.residency.elevenlabs.io components: schemas: V1AudioIsolationPostRequestBodyContentMultipartFormDataSchemaFileFormat: type: string enum: - pcm_s16le_16 - other default: other description: >- The format of input audio. Options are 'pcm_s16le_16' or 'other' For `pcm_s16le_16`, the input audio must be 16-bit PCM at a 16kHz sample rate, single channel (mono), and little-endian byte order. Latency will be lower than with passing an encoded waveform. title: V1AudioIsolationPostRequestBodyContentMultipartFormDataSchemaFileFormat audio_isolation_convert_Response_200: type: object properties: {} description: Empty response body title: audio_isolation_convert_Response_200 ValidationErrorLocItems: oneOf: - type: string - type: integer title: ValidationErrorLocItems ValidationError: type: object properties: loc: type: array items: $ref: '#/components/schemas/ValidationErrorLocItems' msg: type: string type: type: string required: - loc - msg - type title: ValidationError HTTPValidationError: type: object properties: detail: type: array items: $ref: '#/components/schemas/ValidationError' title: HTTPValidationError ``` ## SDK Code Examples ```typescript import { ElevenLabsClient } from "@elevenlabs/elevenlabs-js"; async function main() { const client = new ElevenLabsClient(); await client.audioIsolation.convert({}); } main(); ``` ```python from elevenlabs import ElevenLabs client = ElevenLabs() client.audio_isolation.convert( audio="example_audio", ) ``` ```go package main import ( "fmt" "strings" "net/http" "io" ) func main() { url := "https://api.elevenlabs.io/v1/audio-isolation" payload := strings.NewReader("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"audio\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_format\"\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"preview_b64\"\r\n\r\n\r\n-----011000010111000001101001--\r\n") req, _ := http.NewRequest("POST", url, payload) req.Header.Add("Content-Type", "multipart/form-data; boundary=---011000010111000001101001") res, _ := http.DefaultClient.Do(req) defer res.Body.Close() body, _ := io.ReadAll(res.Body) fmt.Println(res) fmt.Println(string(body)) } ``` ```ruby require 'uri' require 'net/http' url = URI("https://api.elevenlabs.io/v1/audio-isolation") http = Net::HTTP.new(url.host, url.port) http.use_ssl = true request = Net::HTTP::Post.new(url) request["Content-Type"] = 'multipart/form-data; boundary=---011000010111000001101001' request.body = "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"audio\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_format\"\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"preview_b64\"\r\n\r\n\r\n-----011000010111000001101001--\r\n" response = http.request(request) puts response.read_body ``` ```java import com.mashape.unirest.http.HttpResponse; import com.mashape.unirest.http.Unirest; HttpResponse response = Unirest.post("https://api.elevenlabs.io/v1/audio-isolation") .header("Content-Type", "multipart/form-data; boundary=---011000010111000001101001") .body("-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"audio\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_format\"\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"preview_b64\"\r\n\r\n\r\n-----011000010111000001101001--\r\n") .asString(); ``` ```php request('POST', 'https://api.elevenlabs.io/v1/audio-isolation', [ 'multipart' => [ [ 'name' => 'audio', 'filename' => 'string', 'contents' => null ] ] ]); echo $response->getBody(); ``` ```csharp using RestSharp; var client = new RestClient("https://api.elevenlabs.io/v1/audio-isolation"); var request = new RestRequest(Method.POST); request.AddParameter("multipart/form-data; boundary=---011000010111000001101001", "-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"audio\"; filename=\"string\"\r\nContent-Type: application/octet-stream\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"file_format\"\r\n\r\n\r\n-----011000010111000001101001\r\nContent-Disposition: form-data; name=\"preview_b64\"\r\n\r\n\r\n-----011000010111000001101001--\r\n", ParameterType.RequestBody); IRestResponse response = client.Execute(request); ``` ```swift import Foundation let headers = ["Content-Type": "multipart/form-data; boundary=---011000010111000001101001"] let parameters = [ [ "name": "audio", "fileName": "string" ], [ "name": "file_format", "value": ], [ "name": "preview_b64", "value": ] ] let boundary = "---011000010111000001101001" var body = "" var error: NSError? = nil for param in parameters { let paramName = param["name"]! body += "--\(boundary)\r\n" body += "Content-Disposition:form-data; name=\"\(paramName)\"" if let filename = param["fileName"] { let contentType = param["content-type"]! let fileContent = String(contentsOfFile: filename, encoding: String.Encoding.utf8) if (error != nil) { print(error as Any) } body += "; filename=\"\(filename)\"\r\n" body += "Content-Type: \(contentType)\r\n\r\n" body += fileContent } else if let paramValue = param["value"] { body += "\r\n\r\n\(paramValue)" } } let request = NSMutableURLRequest(url: NSURL(string: "https://api.elevenlabs.io/v1/audio-isolation")! as URL, cachePolicy: .useProtocolCachePolicy, timeoutInterval: 10.0) request.httpMethod = "POST" request.allHTTPHeaderFields = headers request.httpBody = postData as Data let session = URLSession.shared let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in if (error != nil) { print(error as Any) } else { let httpResponse = response as? HTTPURLResponse print(httpResponse) } }) dataTask.resume() ```