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The POST /v1/analyze/emotion endpoint accepts an audio file and returns a JSON object containing emotional signals extracted from the recording — including valence, arousal, and the dominant detected emotion. This endpoint requires Bearer token authentication.

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Endpoint

POST https://api.dolva.ai/v1/analyze/emotion

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Authentication

This endpoint requires a Bearer token. Include it in the Authorization header: 
Authorization: Bearer dv-xxxxxxxx

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Request

Content-Type: multipart/form-data

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Request Fields

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audio
file
required
The audio file to analyze. Supported formats include WAV, MP3, M4A, FLAC, and OGG. See Audio Requirements for details.

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Response

Status: 200 OK
Content-Type: application/json The response is a JSON object. The exact fields returned depend on the analysis model and may vary; the API spec defines the response as a free-form JSON object (additionalProperties: true). The following example illustrates the shape of a typical response:
200 OK
{
  "status": "ok",
  "signals": {
    "valence": 0.65,
    "arousal": 0.42,
    "dominant_emotion": "calm"
  }
}

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Example Response Fields

The fields below are illustrative examples of what the response may contain. Refer to the Dolva dashboard or model release notes for the authoritative list of fields returned by your model version.
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status
string
An example status indicator. May be "ok" on a successful analysis.
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signals
object
An example wrapper object containing extracted emotion signals.

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Error Responses

StatusDescription
401 UnauthorizedBearer token is missing or invalid
422 Unprocessable EntityThe audio field is missing or the file is invalid
422 Validation Error
{
  "detail": [
    {
      "loc": ["body", "audio"],
      "msg": "field required",
      "type": "value_error.missing"
    }
  ]
}

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Code Examples

curl -X POST https://api.dolva.ai/v1/analyze/emotion \
  -H "Authorization: Bearer dv-xxxxxxxx" \
  -F "audio=@recording.wav"