---
title: KlingAI Avatar 2.0 Standard | Runware Docs
url: https://runware.ai/docs/models/klingai-avatar-2-0-standard
description: Expressive avatar video generation from image and audio
---
# KlingAI Avatar 2.0 Standard

KlingAI Avatar 2.0 Standard generates talking avatar videos from a single portrait image and audio, preserving identity and producing natural lip-sync and expressive motion. It supports up to five minutes of video with multilingual control and gesture clarity for human or cartoon characters.

- **ID**: `klingai:avatar@2.0-standard`
- **Status**: live
- **Creator**: Kling AI
- **Release Date**: December 4, 2025
- **Capabilities**: Image to Video, Audio to Video

## Pricing

$0.044 per second

- **Cost per second**: `$0.044`

## Request Parameters

**API Options**

Platform-level options for task execution and delivery.

### [taskType](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-tasktype)

- **Type**: `string`
- **Required**: true
- **Value**: `videoInference`

Identifier for the type of task being performed

### [taskUUID](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-taskuuid)

- **Type**: `string`
- **Required**: true
- **Format**: `UUID v4`

UUID v4 identifier for tracking tasks and matching async responses. Must be unique per task.

### [outputType](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-outputtype)

- **Type**: `string`
- **Default**: `URL`

Video output type.

**Allowed values**: `URL`

### [outputFormat](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-outputformat)

- **Type**: `string`
- **Default**: `MP4`

Specifies the file format of the generated output. The available values depend on the task type and the specific model's capabilities.

- \`MP4\`: Widely supported video container (H.264), recommended for general use.
- \`WEBM\`: Optimized for web delivery.
- \`MOV\`: QuickTime format, common in professional workflows (Apple ecosystem).

**Allowed values**: `MP4` `WEBM` `MOV`

### [outputQuality](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-outputquality)

- **Type**: `integer`
- **Min**: `20`
- **Max**: `99`
- **Default**: `95`

Compression quality of the output. Higher values preserve quality but increase file size.

### [webhookURL](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-webhookurl)

- **Type**: `string`
- **Format**: `URI`

Specifies a webhook URL where JSON responses will be sent via HTTP POST when generation tasks complete. For batch requests with multiple results, each completed item triggers a separate webhook call as it becomes available.

**Learn more** (1 resource):

- [Webhooks](https://runware.ai/docs/platform/webhooks) (platform)

### [deliveryMethod](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-deliverymethod)

- **Type**: `string`
- **Default**: `async`

Determines how the API delivers task results.

**Allowed values**:

- `async` Returns an immediate acknowledgment with the task UUID. Poll for results using getResponse. Required for long-running tasks like video generation.

**Learn more** (1 resource):

- [Task Polling](https://runware.ai/docs/platform/task-polling) (platform)

### [uploadEndpoint](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-uploadendpoint)

- **Type**: `string`
- **Format**: `URI`

Specifies a URL where the generated content will be automatically uploaded using the HTTP PUT method. The raw binary data of the media file is sent directly as the request body. For secure uploads to cloud storage, use presigned URLs that include temporary authentication credentials.

**Common use cases:**

- **Cloud storage**: Upload directly to S3 buckets, Google Cloud Storage, or Azure Blob Storage using presigned URLs.
- **CDN integration**: Upload to content delivery networks for immediate distribution.

```text
// S3 presigned URL for secure upload
https://your-bucket.s3.amazonaws.com/generated/content.mp4?X-Amz-Signature=abc123&X-Amz-Expires=3600

// Google Cloud Storage presigned URL
https://storage.googleapis.com/your-bucket/content.jpg?X-Goog-Signature=xyz789

// Custom storage endpoint
https://storage.example.com/uploads/generated-image.jpg
```

The content data will be sent as the request body to the specified URL when generation is complete.

### [safety](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-safety)

- **Path**: `safety.checkContent`
- **Type**: `object (2 properties)`

Content safety checking configuration for video generation.

#### [checkContent](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-safety-checkcontent)

- **Path**: `safety.checkContent`
- **Type**: `boolean`
- **Default**: `false`

Enable or disable content safety checking. When enabled, defaults to `fast` mode.

#### [mode](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-safety-mode)

- **Path**: `safety.mode`
- **Type**: `string`
- **Default**: `none`

Safety checking mode for video generation.

**Allowed values**:

- `none` Disables checking.
- `fast` Checks key frames.
- `full` Checks all frames.

### [ttl](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-ttl)

- **Type**: `integer`
- **Min**: `60`

Time-to-live (TTL) in seconds for generated content. Only applies when `outputType` is `URL`.

### [includeCost](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-includecost)

- **Type**: `boolean`
- **Default**: `false`

Include task cost in the response.

### [numberResults](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-numberresults)

- **Type**: `integer`
- **Min**: `1`
- **Max**: `4`
- **Default**: `1`

Number of results to generate. Each result uses a different seed, producing variations of the same parameters.

**Inputs**

Input resources for the task (images, audio, etc). These must be nested inside the \`inputs\` object.

### [image](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-inputs-image)

- **Path**: `inputs.image`
- **Type**: `string`
- **Required**: true

Image input (UUID, URL, Data URI, or Base64).

### [audio](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-inputs-audio)

- **Path**: `inputs.audio`
- **Type**: `string`
- **Required**: true

Audio input (UUID or URL).

**Generation Parameters**

Core parameters for controlling the generated content.

### [model](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-model)

- **Type**: `string`
- **Required**: true
- **Value**: `klingai:avatar@2.0-standard`

Identifier of the model to use for generation.

**Learn more** (3 resources):

- [Text To Image: Model Selection The Foundation Of Generation](https://runware.ai/docs/guides/text-to-image#model-selection-the-foundation-of-generation) (guide)
- [Image Inpainting: Model Specialized Inpainting Models](https://runware.ai/docs/guides/image-inpainting#model-specialized-inpainting-models) (guide)
- [Image Outpainting: Other Critical Parameters](https://runware.ai/docs/guides/image-outpainting#other-critical-parameters) (guide)

### [positivePrompt](https://runware.ai/docs/models/klingai-avatar-2-0-standard#request-positiveprompt)

- **Type**: `string`
- **Min**: `1`
- **Max**: `2500`

Text prompt describing elements to include in the generated output.

**Learn more** (2 resources):

- [Text To Image: Prompts Guiding The Generation](https://runware.ai/docs/guides/text-to-image#prompts-guiding-the-generation) (guide)
- [Image Outpainting: Other Critical Parameters](https://runware.ai/docs/guides/image-outpainting#other-critical-parameters) (guide)

## Response Parameters

### [taskType](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-tasktype)

- **Type**: `string`
- **Required**: true
- **Value**: `videoInference`

Type of the task.

### [taskUUID](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-taskuuid)

- **Type**: `string`
- **Required**: true
- **Format**: `UUID v4`

UUID of the task.

### [videoUUID](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-videouuid)

- **Type**: `string`
- **Required**: true
- **Format**: `UUID v4`

UUID of the output video.

### [videoURL](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-videourl)

- **Type**: `string`
- **Format**: `URI`

URL of the output video.

### [videoBase64Data](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-videobase64data)

- **Type**: `string`

Base64-encoded video data.

### [videoDataURI](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-videodatauri)

- **Type**: `string`
- **Format**: `URI`

Data URI of the output video.

### [seed](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-seed)

- **Type**: `integer`

The seed used for generation. If none was provided, shows the randomly generated seed.

### [NSFWContent](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-nsfwcontent)

- **Type**: `boolean`

Flag indicating if NSFW content was detected.

### [cost](https://runware.ai/docs/models/klingai-avatar-2-0-standard#response-cost)

- **Type**: `float`

Task cost in USD. Present when `includeCost` is set to `true` in the request.

## Examples

### Retro Arcade Announcer Avatar (Audio to Video)

[Watch video](https://assets.runware.ai/examples/klingai-avatar-2-0-standard/0e57825e-f843-4645-be42-d58818d2021e.mp4)

**Request**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "b38a0d45-2cb9-45e7-8340-8ab8de6aec1d",
  "model": "klingai:avatar@2.0-standard",
  "positivePrompt": "A highly expressive talking avatar performance of an energetic arcade event host, preserving the exact identity from the source image. Natural mouth movement, accurate lip-sync, subtle head nods, lively eyebrows, friendly eye contact, confident shoulders, polished presenter timing, stable framing, clean facial detail, appealing conversational realism, vibrant electronic-gaming atmosphere.",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/b06de116-9865-4f69-85aa-47389348df02.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/f7e9776d-d6d9-40d3-aa53-120611f4b9c8.mp3"
  }
}
```

**Response**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "b38a0d45-2cb9-45e7-8340-8ab8de6aec1d",
  "videoUUID": "e808dfdf-068f-443f-ad60-24f81ea318c3",
  "videoURL": "https://vm.runware.ai/video/os/a10d08/ws/5/vi/e808dfdf-068f-443f-ad60-24f81ea318c3.mp4",
  "cost": 0.5397
}
```

---

### Retro Futurist Transit Announcer (Audio to Video)

[Watch video](https://assets.runware.ai/examples/klingai-avatar-2-0-standard/49d98bc1-532c-4d61-b01b-7565310170d0.mp4)

**Request**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "bb658937-9ac1-4ade-86bb-9c907221b34e",
  "model": "klingai:avatar@2.0-standard",
  "positivePrompt": "A polished talking avatar video of a retro-futurist transit announcer speaking directly to camera, natural lip sync, expressive eyebrows, subtle head nods, composed shoulders, confident welcoming demeanor, clean broadcast presentation, crisp facial detail, steady framing, smooth realistic mouth shapes, professional public-information style",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/582089a2-657c-4c2a-9b25-5f9bd061442f.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/551930ae-e549-4142-a9e8-24884810c18f.mp3"
  }
}
```

**Response**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "bb658937-9ac1-4ade-86bb-9c907221b34e",
  "videoUUID": "0911f019-124e-45c9-8606-d4347d32a189",
  "videoURL": "https://vm.runware.ai/video/os/a23d05/ws/5/vi/0911f019-124e-45c9-8606-d4347d32a189.mp4",
  "cost": 0.76265
}
```

---

### Amber Radio Host Portrait (Audio to Video)

[Watch video](https://assets.runware.ai/examples/klingai-avatar-2-0-standard/e1ed7c48-8789-4136-9b53-360e2360a83d.mp4)

**Request**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "8f3dfba7-f74b-424b-a784-1a15226defc4",
  "model": "klingai:avatar@2.0-standard",
  "positivePrompt": "Create a natural talking-avatar video from the provided portrait and voice track. Preserve the subject's identity precisely. Use accurate lip-sync, attentive eye contact, gentle head nods, soft shoulder movement, and believable facial expression that matches an inviting storyteller tone. Keep framing as a vertical close portrait with clean professional presentation and warm broadcast ambiance.",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/57f689a1-fa6a-4aca-8e56-3799724a8932.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/64711012-965c-468b-ac8d-03008677482c.mp3"
  }
}
```

**Response**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "8f3dfba7-f74b-424b-a784-1a15226defc4",
  "videoUUID": "90ee0dcc-6e13-4e8a-8319-d6117d9c740e",
  "videoURL": "https://vm.runware.ai/video/os/a08d21/ws/5/vi/90ee0dcc-6e13-4e8a-8319-d6117d9c740e.mp4",
  "cost": 0.8448
}
```

---

### Clockwork Lecturer Portrait Sequence (Audio to Video)

[Watch video](https://assets.runware.ai/examples/klingai-avatar-2-0-standard/b525e6e1-fc6d-4dfb-84b4-cfad0d446a4d.mp4)

**Request**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "f100cffa-8e8c-4693-939c-c950764364dc",
  "model": "klingai:avatar@2.0-standard",
  "positivePrompt": "A refined talking avatar video of a whimsical clockwork professor delivering an engaging explanation to camera. Preserve the exact identity from the portrait image, with precise mouth movement matched to the audio, natural blinking, subtle eyebrow raises, small hand-led upper-body emphasis, and confident educational presence. Clean vertical framing for social video, polished cinematic lighting, realistic skin and fabric detail, charming steampunk-inspired styling, steady camera, professional presentation.",
  "inputs": {
    "image": "https://assets.runware.ai/assets/inputs/a4e31180-a3af-4a6d-8b33-97265984a525.jpg",
    "audio": "https://assets.runware.ai/assets/inputs/190994b2-8fae-4c7f-b4e6-02020fbb929c.mp3"
  }
}
```

**Response**:

```json
{
  "taskType": "videoInference",
  "taskUUID": "f100cffa-8e8c-4693-939c-c950764364dc",
  "videoUUID": "db907e57-6da5-4eba-b81e-e705afe706bc",
  "videoURL": "https://vm.runware.ai/video/os/a08d21/ws/5/vi/db907e57-6da5-4eba-b81e-e705afe706bc.mp4",
  "cost": 0.76265
}
```