curl --request POST \
  --url https://sandbox.voice.miraiminds.co/v2/agents/flow/transcribe \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file=@example-file

import requests

url = "https://sandbox.voice.miraiminds.co/v2/agents/flow/transcribe"

files = { "file": ("example-file", open("example-file", "rb")) }
headers = {"Authorization": "Bearer <token>"}

response = requests.post(url, files=files, headers=headers)

print(response.text)

import fs from 'fs';

const formData = new FormData();
formData.append('file', await new Response(fs.createReadStream('example-file')).blob());

const url = 'https://sandbox.voice.miraiminds.co/v2/agents/flow/transcribe';
const options = {method: 'POST', headers: {Authorization: 'Bearer <token>'}, body: formData};

fetch(url, options)
  .then(res => res.json())
  .then(json => console.log(json))
  .catch(err => console.error(err));

{
  "object": "flow_transcript",
  "id": "ftr_01KZR33830ZA6MSPP4EF4FZMRW",
  "transcript": "AGENT: नमस्ते, मैं [NAME] बोल रहा हूं, मिराई मोटर्स से. क्या मेरी बात [NAME] जी से हो रही है?\nCALLER: हां जी, बोलिए.\nAGENT: आपकी गाड़ी की service अगले हफ़्ते due है. किस दिन workshop आ पाएंगे?\nCALLER: शनिवार को सुबह आ जाऊंगा.\nAGENT: ठीक है, शनिवार सुबह. धन्यवाद जी.",
  "duration_secs": 48.6,
  "model": "gemini-3.8-flash",
  "usage": {
    "prompt_tokens": 1390,
    "completion_tokens": 1120
  },
  "cost": {
    "amount_inr": 0.94
  }
}

{
  "error": {
    "code": "invalid_request",
    "message": "file is required: the call recording, at most 25 MB and 15 minutes"
  }
}

{
  "cost": {
    "amount_inr": 0.21
  },
  "duration_secs": 12.4,
  "error": {
    "code": "transcription_failed",
    "message": "no conversation could be transcribed from this recording; check that it is a phone call with speech"
  },
  "id": "ftr_01KZR34N2HV6QXKD0WJ8S3TB9E",
  "model": "gemini-3.8-flash",
  "usage": {
    "prompt_tokens": 410,
    "completion_tokens": 96
  }
}