> ## Documentation Index
> Fetch the complete documentation index at: https://docs.mwirelabs.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Transcriptions (ASR)

> Lemka speech to text, one endpoint, six languages.

<Info>Status: **Live / on request**. This route is **Lemka STT** (licensed). Language code selects the model on the box. Legacy [`/speak`](/api/speak) is a Garo-only demo.</Info>

```
POST https://<HOST>/v1/audio/transcriptions
```

### Auth

```
Authorization: Bearer <API_KEY>
```

### Request body

| Field       | Type   | Required | Description                                        |
| ----------- | ------ | -------- | -------------------------------------------------- |
| `audio_b64` | string | Yes      | Base64 audio. See [Conventions](/api/conventions). |
| `language`  | string | Yes      | `kha`, `grt`, `trp`, `lus`, `nag`, `mni`.          |
| `format`    | string | No       | Input container hint. Defaults to `wav`.           |

No diarization or speaker-ID in this contract. Batch only.

### Response

```json theme={null}
{
  "language": "grt",
  "text": "transcribed text here",
  "duration_sec": 12.4,
  "request_id": "req_8f2a1c"
}
```

### Language support

| Language | Status            |
| -------- | ----------------- |
| Khasi    | Live / on request |
| Garo     | Live / on request |
| Kokborok | Live / on request |
| Mizo     | Live / on request |
| Nagamese | Live / on request |
| Meitei   | Live / on request |