# Personaplex API

> Modèle conversationnel parole vers parole qui répond en audio parlé avec la persona et la voix de votre choix

Reçoit la parole de l’utilisateur via `audio_url` et répond par une parole générée, renvoyée avec la transcription de la réponse et sa durée. Un `prompt` textuel définit la persona et `voice` sélectionne un préréglage. Sinon, `voice_audio_url` clone une voix à partir d’un échantillon ; au moins 10 secondes de parole claire sont recommandées. L’échantillonnage se règle avec les paramètres temperature et top-k.

- Model id: `personaplex`
- Made by: NVIDIA
- Category: Audio
- Output: audio
- Price per second of your input audio: $0.001 / second of input audio (cheapest run $0.001 (1 API credit))
- Run: `POST https://api.doitong.com/v1/run/personaplex`
- Quote: `POST https://api.doitong.com/v1/quote/personaplex`
- Docs page: https://doitong.com/fr/developers/models/personaplex

## Pricing

Price: **$0.001 / second of input audio**. Price per second of your input audio: the input files are measured before the run (length, resolution, frame rate). The quote measures the same files and is exactly what the run charges.

The full example input below costs $0.01 = 10 API credits (10 s input audio × $0.001).

Prices are the upstream price in USD, paid from the API balance in API credits (1000 API credits = 1 USD). `POST https://api.doitong.com/v1/quote/personaplex` with the same JSON body returns the exact price for that input; the quote is exactly what a run charges. Invalid input is never charged and failed or canceled requests are refunded automatically.

## Input parameters

Send either the canonical name or the native field name (not both). Canonical names are the same across models.

| Parameter | Canonical name | Type | Required | Default | Allowed values / range | Description |
|---|---|---|---|---|---|---|
| `prompt` |  | string | no | `You are a wise and friendly teacher. Answer questions or provide advice in a clear and engaging way.` |  | Prompt textuel définissant la personnalité de l’IA et le contexte de la conversation. |
| `voice` |  | enum (string) | no | `NATF2` | `NATF0`, `NATF1`, `NATF2`, `NATF3`, `NATM0`, `NATM1`, `NATM2`, `NATM3`, `VARF0`, `VARF1`, `VARF2`, `VARF3`, `VARF4`, `VARM0`, `VARM1`, `VARM2`, `VARM3`, `VARM4` | ID de la voix de réponse de l’IA, remplacé par voice_audio_url lorsqu’il est fourni. Ses codes distinguent natural (NAT) de variety (VAR), ainsi que female (F) de male (M). |
| `voice_audio_url` |  | string (audio URL) \| null | no |  |  | URL d’un échantillon pour le clonage vocal ; il est recommandé d’utiliser une parole claire d’au moins 10 secondes. L’échantillon est cloné à la volée et remplace la 'voice' prédéfinie pour la réponse de l’IA. |
| `temperature_audio` |  | number | no | `0.8` | 0 – 2 | Température utilisée lors de l’échantillonnage audio ; l’augmenter produit des résultats plus variés. |
| `temperature_text` |  | number | no | `0.7` | 0 – 2 | Température utilisée lors de l’échantillonnage du texte ; l’augmenter produit des résultats plus variés. |
| `top_k_audio` |  | integer | no | `250` | 1 – 2,048 | Paramètre Top-K utilisé pour échantillonner les jetons audio. |
| `top_k_text` |  | integer | no | `25` | 1 – 1,000 | Paramètre Top-K utilisé pour échantillonner les jetons de texte. |
| `seed` |  | integer \| null | no |  |  | Seed contrôlant l’aléatoire pour obtenir des résultats reproductibles. |
| `audio_url` | `audio` | string (audio URL) | yes |  |  | URL de l’entrée audio contenant la parole de l’utilisateur. |
| `enable_safety_checker` |  | boolean | no | `true` |  | Le filtrage peut être assoupli en définissant false, si l'appelant est autorisé. |

File parameters (`voice_audio_url`, `audio`) take a public `https://` URL, a `data:` URI up to 10 MB, or the `file_url` of an upload from `POST /files`.

## Example input

Required parameters only:

```json
{
  "audio": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
}
```

A fuller example:

```json
{
  "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
}
```

## Run it

Set `DOITONG_API_KEY` to a key from https://doitong.com/developers/dashboard#keys. `?wait=20` returns the finished request in the same call when it is ready within 20 seconds; otherwise poll `GET /requests/{id}` (it also accepts `?wait=`), or pass `webhook_url`.

### curl

```bash
# Run the model; wait up to 20 s for the finished result in the same call
curl -X POST "https://api.doitong.com/v1/run/personaplex?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
  }'

# Still "queued" or "running"? Poll with the id from the response:
curl "https://api.doitong.com/v1/requests/REQUEST_ID?wait=20" \
  -H "Authorization: Bearer $DOITONG_API_KEY"
```

### JavaScript

```javascript
const API = "https://api.doitong.com/v1";
const headers = {
  "Authorization": "Bearer " + process.env.DOITONG_API_KEY,
  "Content-Type": "application/json",
};

// Run the model; wait up to 20 s for the finished result in the same call
let res = await fetch(API + "/run/personaplex?wait=20", {
  method: "POST",
  headers,
  body: JSON.stringify({
    "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
  }),
});
let request = await res.json();
if (!res.ok) throw new Error(request.error.code + ": " + request.error.message);

// Not finished yet: long-poll until it is
while (request.status === "queued" || request.status === "running") {
  res = await fetch(API + "/requests/" + request.id + "?wait=20", { headers });
  request = await res.json();
}
if (request.status !== "succeeded") throw new Error(JSON.stringify(request.error));
console.log(request.outputs.map((o) => o.url), request.cost.credits + " API credits ($" + request.cost.usd + ")");
```

### Python

```python
import os
import requests

API = "https://api.doitong.com/v1"
headers = {"Authorization": "Bearer " + os.environ["DOITONG_API_KEY"]}

payload = {
    "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3",
}

# Run the model; wait up to 20 s for the finished result in the same call
r = requests.post(API + "/run/personaplex", params={"wait": 20}, json=payload, headers=headers)
request = r.json()
if not r.ok:
    raise RuntimeError(request["error"]["code"] + ": " + request["error"]["message"])

# Not finished yet: long-poll until it is
while request["status"] in ("queued", "running"):
    request = requests.get(API + "/requests/" + request["id"], params={"wait": 20}, headers=headers).json()
if request["status"] != "succeeded":
    raise RuntimeError(request["error"])
print([o["url"] for o in request["outputs"]], request["cost"]["credits"], "API credits", "$" + request["cost"]["usd"])
```

### MCP

The MCP server at `https://api.doitong.com/v1/mcp` exposes the tools `search_models`, `get_model`, `quote`, `run`, `get_request`, `cancel_request`, `list_requests`, `create_upload` and `get_account`. A `run` call for this model:

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "run",
    "arguments": {
      "model_id": "personaplex",
      "input": {
        "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
      },
      "wait_seconds": 20
    }
  }
}
```

## Response

Every call returns a request object. `status` is one of `queued`, `running`, `succeeded`, `failed`, `canceled`. `outputs` lists the generated files with URLs on our storage (kept forever, or 7 days with `?storage=temporary`; `storage` says which); `output` is the model's own result object with the same URLs.

```json
{
  "id": "req_8k2m4q7x1z9c3v5b6n0p2r4t",
  "object": "request",
  "model": "personaplex",
  "status": "succeeded",
  "created_at": "2026-10-20T12:00:00Z",
  "started_at": "2026-10-20T12:00:02Z",
  "completed_at": "2026-10-20T12:00:09Z",
  "queue_position": null,
  "cost": {
    "credits": 10,
    "usd": "0.01",
    "charged": 10,
    "refunded": 0
  },
  "input": {
    "audio_url": "https://content.doitong.com/audio/showcase/v3/tools/dub_es.mp3"
  },
  "output": {
    "audio": {
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp3",
      "content_type": "audio/mpeg",
      "file_name": "0-output.mp3",
      "file_size": 1843200
    },
    "text": " Thank you for calling SwiftPlex Appliances. This is Farhod, how can I help you today? I understand your concern. The replacement part is out of stock, so we can't ship it right away. We can use an alternative part that will arrive in 3 days. Would you like to proceed with that?",
    "duration": 5,
    "seed": 42
  },
  "outputs": [
    {
      "type": "audio",
      "url": "https://content.doitong.com/dev-api/2026/10/20/req_8k2m4q7x1z9c3v5b6n0p2r4t/0-output.mp3",
      "content_type": "audio/mpeg",
      "file_size": 1843200,
      "duration": 12,
      "stored": true
    }
  ],
  "error": null,
  "metrics": {
    "inference_seconds": 6.8
  },
  "urls": {
    "self": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t",
    "cancel": "https://api.doitong.com/v1/requests/req_8k2m4q7x1z9c3v5b6n0p2r4t/cancel"
  }
}
```

### Output fields (`output`)

| Field | Type | Description |
|---|---|---|
| `audio` | object {url, content_type, file_name, file_size} | Audio de réponse généré par l’IA au format WAV à 24 kHz. |
| `text` | string | Transcription textuelle de la réponse de l’IA. |
| `duration` | number | Durée de l’audio généré, mesurée en secondes. |
| `seed` | integer | Valeur du seed appliquée pendant la génération. |

## Related models

- [Personaplex · Realtime](https://doitong.com/developers/models/personaplex/realtime.md) (`personaplex/realtime`): $0.001 / second of processing time
- [MMAudio V2](https://doitong.com/developers/models/mmaudio-v2.md) (`mmaudio-v2`): $0.001 / second
- [DeepFilterNet 3](https://doitong.com/developers/models/deepfilternet3.md) (`deepfilternet3`): $0.001 / second of input audio
- [Demucs](https://doitong.com/developers/models/demucs.md) (`demucs`): $0.0007 / second of input audio
- [ElevenLabs Audio Isolation](https://doitong.com/developers/models/elevenlabs/audio-isolation.md) (`elevenlabs/audio-isolation`): $0.10 / minute of input file
- [Elevenlabs Sound Effects V2](https://doitong.com/developers/models/elevenlabs/sound-effects/v2.md) (`elevenlabs/sound-effects/v2`): $0.002 / second
- [ElevenLabs Voice Changer](https://doitong.com/developers/models/elevenlabs/voice-changer.md) (`elevenlabs/voice-changer`): $0.30 / minute of input audio
- [FFmpeg API \[Merge Audios\]](https://doitong.com/developers/models/ffmpeg-api/merge-audios.md) (`ffmpeg-api/merge-audios`): $0.00017 / second of processing time

## Links

- HTML page: https://doitong.com/developers/models/personaplex
- All models and guides for AI agents: https://doitong.com/developers/llms.txt
- OpenAPI 3.1 with this model's typed request body: https://doitong.com/developers/openapi.json?model=personaplex
- Errors: https://doitong.com/developers/docs/errors
- Model details as JSON: https://api.doitong.com/v1/models/personaplex