Voice Gender Recognition (File Upload) API

Detect gender from voice with a file upload.

Upload an audio file via multipart/form-data and get gender, confidence, and usage info. Ideal for private assets and secure ingestion.

View API DocsGet an API Key
✓Multipart file upload
✓Confidence scores returned
✓Supports many audio formats
✓Secure over HTTPS

Quickstart

POST multipart/form-data
/v1/voice-gender-recognition/apiPOST

// Headers

apiKey:

YOUR_API_KEY

// Form Data

formData.append("file", yourFile);

// Sample Response

{
  "gender": "female",
  "confidence": 95,
  "remainingRequests": 120,
  "success": true
}

Tip: Use multipart/form-data with the "file" field. Keep clips concise for fastest responses.

Private ingestion

Upload directly without exposing URLs; ideal for secure or temporary assets.

Personalization

Use voice gender signals to tailor experiences, routing, and flows.

Fraud & moderation

Validate or flag voice submissions with automated analysis.

Built for scale

Handles spikes; for bulk, automate uploads or mix with URL endpoint.

Clean JSON responses

Simple fields: gender, confidence, remainingRequests, success.

Format flexibility

Supports a broad range of audio codecs and containers.

How it works

Voice gender from a file in three steps.

1

Upload a file

POST multipart/form-data with a "file" field to the /api endpoint.

2

Get JSON response

Receive gender, confidence, and usage info quickly.

3

Scale when ready

Automate uploads or combine with URL endpoint for different sources.

cURL

File upload
curl -X POST 'https://api.genderrecognition.com/v1/voice-gender-recognition/api' \
  -H 'apiKey: YOUR_API_KEY' \
  -F 'file=@/path/to/your/audio.wav'

JavaScript

fetch example
const apiKey = "YOUR_API_KEY";
const formData = new FormData();
formData.append("file", yourFile);

const response = await fetch(
  "https://api.genderrecognition.com/v1/voice-gender-recognition/api",
  {
    method: "POST",
    headers: {
      apiKey,
    },
    body: formData,
  }
);
const result = await response.json();

Contact centers

Enrich call recordings with gender signals for analytics and routing.

Voice-led apps

Detect gender from user-uploaded prompts securely.

Moderation

Automate review pipelines while keeping files private.

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Frequently Asked Questions