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speechinfraConsole

MOSI · ASR

MOSS Transcribe 1.0

General speech transcription optimized for clear, structured text output.

moss-transcribe-1.0
$0.005 / audio minuteTry in Console

Current model-specific price from our catalog. Requests require your project API key and sufficient balance. Availability is checked at execution time.

Input and capabilities

Upload a short audio or video file using multipart/form-data: at most 30 seconds and 20 MiB. Use WAV for the examples below. Container compatibility depends on the model.

  • transcription

Automatic language detection: supported.

No language-specific selection is declared for this model.

API endpoint

POST https://api.speechinfra.com/v1/inference/moss-transcribe-1.0

Authenticate with your Speechinfra project key. Read the quickstart and billing guide.

cURL
curl --fail-with-body "https://api.speechinfra.com/v1/inference/moss-transcribe-1.0" \
  -H "Authorization: Bearer $SPEECH_API_KEY" \
  -F "file=@clip.wav" \
  --form-string "response_format=json"
Python
# pip install httpx
import os
import httpx

headers = {"Authorization": "Bearer " + os.environ["SPEECH_API_KEY"]}
with open("clip.wav", "rb") as audio:
    response = httpx.post(
        "https://api.speechinfra.com/v1/inference/moss-transcribe-1.0",
        headers=headers, files={"file": ("clip.wav", audio, "audio/wav")},
        data={
    "response_format": "json"
}, timeout=90,
    )
response.raise_for_status()
print(response.json())
Node.js / fetch
// Node.js 22+, no SDK required.
import { readFile } from 'node:fs/promises';
const form = new FormData();
form.set('file', new Blob([await readFile('clip.wav')]), 'clip.wav');
for (const [key, value] of Object.entries({
  "response_format": "json"
})) form.set(key, value);
const response = await fetch("https://api.speechinfra.com/v1/inference/moss-transcribe-1.0", {
  method: 'POST', body: form, signal: AbortSignal.timeout(90000),
  headers: { Authorization: 'Bearer ' + process.env.SPEECH_API_KEY },
});
if (!response.ok) throw new Error(await response.text());
console.log(await response.json());

Request parameters

Generated from the API schema for this deployment. Conditional parameters apply only when their controlling setting is enabled.

ParameterTypeDetails
file

Required

string

Short audio or video file. Direct API limit: 30 seconds, 20 MiB.

response_formatstring

Return a JSON transcript or plain text. For speakers and keyterms, choose MOSS Diarize Pro.

enum: json, text · default: "json"

All accepted values
[
  "json",
  "text"
]
Complete request schema
{
  "type": "object",
  "additionalProperties": false,
  "required": [
    "file"
  ],
  "properties": {
    "file": {
      "type": "string",
      "format": "binary",
      "description": "Short audio or video file. Direct API limit: 30 seconds, 20 MiB."
    },
    "response_format": {
      "type": "string",
      "enum": [
        "json",
        "text"
      ],
      "default": "json",
      "description": "Return a JSON transcript or plain text. For speakers and keyterms, choose MOSS Diarize Pro."
    }
  }
}

Response schema

The schema below describes the response; optional fields depend on model settings.

View complete response schema
{
  "anyOf": [
    {
      "type": "object",
      "required": [
        "text"
      ],
      "properties": {
        "text": {
          "type": "string"
        }
      }
    },
    {
      "type": "string",
      "description": "Plain transcript when response_format=text."
    }
  ]
}